Mitsubishi Electric Simple MA PAC-YT52CRA Installation manual

GB
WT06592X01
CITY MULTI Control System
and Mitsubishi Mr. SLIM Air Conditioners
Simple MA Remote Controller
• After reading this manual, provide this manual to end user for future reference.
• Keep this manual for future reference and refer to it as necessary. This manual should be made
available to those who repair or relocate the controller. Make sure that the manual is forwarded to
future end users.
All electric work must be performed by qualified personnel.
WARNING
Do not install the unit in a place where large amounts of
oil, steam, organic solvents, or corrosive gases, such
as sulfuric gas, are present or where acidic/alkaline
solutions or sprays are used frequently. These
substances can compromise the performance of the
unit or cause certain components of the unit to corrode,
which can result in electric shock, malfunctions,
smoke, or fire.
To reduce the risk of shorting, current leakage, electric
shock, malfunctions, smoke, or fire, do not wash the
controller with water or any other liquid.
To reduce the risk of electric shock, malfunctions,
smoke or fire, do not operate the switches/buttons or
touch other electrical parts with wet hands.
To reduce the risk of injury or electric shock, stop the
operation and switch off the power supply before
cleaning, maintaining, or inspecting the controller.
To reduce the risk of injury or electric shock, before
spraying a chemical around the controller, stop the
operation and cover the controller.
To reduce the risk of injury, keep children away while
installing, inspecting, or repairing the unit.
Properly install all required covers to keep moisture
and dust out of the controller. Dust accumulation and
water can cause electric shock, smoke, or fire.
–1–
D
NL
TC
SC
General precautions
PR
Indicates a risk of serious injury or structural damage if you misuse the
PAC-YT52CRA.
GR
CAUTION
RU
Indicates a risk of death or serious injury if you misuse the PAC-YT52CRA.
TR
WARNING
I
ES
Safety Precautions
• Read the following safety precautions prior to installation.
• Observe these precautions carefully to ensure safety.
DE
1
F
This installation manual describes how to install the Simple MA Remote Controller for use with
Mitsubishi Building Air Conditioning System, direct expansion type CITY MULTI air conditioner indoor
units (“-A” type and later), and Mitsubishi Mr. SLIM packaged air conditioners.
Please be sure to read this installation manual and Instruction Book that are supplied with the Remote
Controller before proceeding with the installation. Failure to follow the instructions may result in
equipment damage.
For information on how to wire and install the air conditioning units, refer to the installation manual.
After the installation, hand over this manual to users.
GB
For distribution to dealers and contractors
SW
Installation Manual
PAC-YT52CRA
CAUTION
To reduce the risk of electric shock or malfunctions, do
not touch the touch panel, switches, or buttons with a
pointy or sharp object.
To reduce the risk of damage to the controller, do not
directly spray insecticide or other flammable sprays on
the controller.
To reduce the risk of injury and electric shock, avoid
contact with sharp edges of certain parts.
To reduce the risk of injury, wear protective gear when
working on the controller.
Consult your dealer for the proper disposal of the
controller.
Precautions during installation
GB
WARNING
Do not install the unit where there is a risk of leaking
flammable gas.
If flammable gas accumulates around the unit, it may
ignite and cause a fire or explosion.
CAUTION
To reduce the risk of shorting, current leakage, electric
shock, malfunctions, smoke, or fire, do not install the
controller in a place exposed to water or in a
condensing environment.
Controller must be installed by qualified personnel
according to the instructions detailed in the Installation
Manual.
Improper installation may result in electric shock or fire.
Install the top case into the bottom case until it clicks.
Precautions during wiring
WARNING
To reduce the risk of damage to the controller,
malfunctions, smoke, or fire, do not connect the power
cable to the signal terminal block.
Properly secure the cables in place and provide
adequate slack in the cables so as not to stress the
terminals. Improperly connected cables may break,
overheat, and cause smoke or fire.
Use properly rated breakers and fuses (breaker, local
switch <switch + fuse>, no-fuse breaker).
Breaker with a breaking capacity greater than the
specified capacity may cause electric shock,
malfunctions, smoke, or fire.
To reduce the risk of current leakage, overheating,
smoke, or fire, use properly rated cables with adequate
current carrying capacity.
To reduce the risk of injury or electric shock, switch off
the main power before performing electrical work.
Proper grounding must be provided by a licensed
electrician.
Do not connect the grounding wire to a gas pipe, water
pipe, lightning rod, or telephone wire.
Improper grounding may result in electric shock,
smoke, fire, or malfunction due to electrical noise
interference.
All electric work must be performed by a qualified
electrician according to the local regulations,
standards, and the instructions detailed in the
Installation Manual.
To reduce the risk of electric shock, install a breaker
and a residual current circuit breaker on the power
supply.
To reduce the risk of electric shock, smoke, or fire,
install a breaker for each controller.
CAUTION
To reduce the risk of electric shock, shorting, or
malfunctions, keep wire pieces and sheath shavings
out of the terminal block.
To reduce the risk of electric shock, malfunctions, or
fire, seal the gap between the cables and cable access
holes with putty.
To reduce the risk of shorting, current leakage, electric
shock, or malfunctions, keep the cables out of contact
with controller edges.
–2–
Precautions for moving or repairing the controller
WARNING
The controller should be repaired or moved only by
qualified personnel.
Do not disassemble or modify the controller.
Improper installation or repair may cause injury, electric
shock, or fire.
CAUTION
GB
To reduce the risk of electric shock, shorting, or
malfunctions, keep wire pieces and sheath shavings
out of the terminal block.
Additional precautions
To avoid damage to the unit, use appropriate tools to
install, inspect, or repair the unit.
Leave the circuit board and its protective film on the
case.
This controller is designed for exclusive use with the
Building Management System by Mitsubishi Electric.
The use of this controller for with other systems or for
other purposes may cause malfunctions.
To avoid damage to the controller, do not overtighten
the screws.
Use a flat-head screwdriver with a blade width of 5 mm
(7/32 inch).
To avoid discoloration, do not use benzene, thinner, or
chemical rag to clean the controller.
To clean the controller, wipe with a soft cloth soaked in
water with mild detergent, wipe off the detergent with a
wet cloth, and wipe off water with a dry cloth.
Do not turn the flat-head screwdriver with fitting it in the
latch strongly.
To avoid deformation and malfunction, do not install
the remote controller in direct sunlight or where the
ambient temperature may exceed 40ºC (104ºF) or
drop below 0ºC (32ºF).
To avoid damage to the controller, provide protection
against static electricity.
Take appropriate measures against electrical noise
interference when installing the air conditioners in
hospitals or facilities with radio communication
capabilities.
Inverter, high-frequency medical, or wireless
communication equipment as well as power
generators may cause the air conditioning system to
malfunction. Air conditioning system may also
adversely affect the operation of these types of
equipment by creating electrical noise.
Do not install the controller on the control panel door.
Vibrations or shocks to the controller may damage the
controller or cause the controller to fall.
Secure the cable with a clamp.
To avoid malfunctions, do not bundle power cables and
signal cables together, or place them in the same
metallic conduit.
Do not use solderless terminals to connect cables to
the terminal block.
Solderless terminals may come in contact with the
circuit board and cause malfunctions or damage the
controller cover.
After connecting the connector, install the top case
properly.
–3–
2
Component names and supplied parts
The following parts are included in the box.
GB
Parts name
Qty.
Appearance
Remote controller (top case)
1
Right figure *1
Remote controller (bottom case)
1
Right figure *2
Roundhead cross slot screws M4×30
2
*3
Wood screw 4.1×16
(for direct wall installation)
2
*3
Installation Manual (this manual)
1
Instruction Book
1
Top case *1
Bottom case *2
*3 ISO metric screw thread
*4 Remote controller cable is not included.
3
Field-supplied parts/Required tools
(1) Field-supplied parts
The following parts are field-supplied parts.
Parts name
Qty.
Notes
Single switch box
1
Thin metal conduit
Necessary
Lock nut and bushing
Necessary
Cable cover
Not required for direct wall installation
Necessary
Putty
Required for routing remote controller cable along a wall
Reasonable
Molly anchor
Necessary
Remote controller cable
(Use a 0.3 mm² (AWG22) 2-core
sheathed cable.)
Necessary
ø6
25 (1)
102 (4)
25 (1)
83.5±0.4 (3-3/8±1/32)
D)
4O
(1/
ø6
20 (13/16) 20 (13/16)
16 (5/8) 16 (5/8)
(1/
4O
D)
Switch box
h
6 (1/4)
1.5 (1/16) or less
54 (2-1/8)
20
(13/16)
10
(3/8)
44 (1-3/4)
(2) Field-supplied tools
• Flat-tip screwdriver (Width: 3 - 5 mm (1/8 - 7/32 inch))
• Knife or Nipper
• Miscellaneous tools
–4–
unit: mm (in)
4
How To Wire Transmission Line
The wiring is different when the remote controller is connected to a CITY MULTI control system (“-A”
type and later) and when it is connected to a Mr. SLIM air conditioner (A control type). The wiring also
differs with the system configuration. Check the system used.
1. Connecting to CITY MULTI control system
The numbers (1) to (4) in the figure correspond to items (1) to (4) in the following description.
a
TB7
TB3
Group 01
Group 02
Address = 01
b
TB5
b
TB15
TB5
Address = 04
b
TB15
TB5
(1)
(1)
Connect to TB15
on the indoor unit.
Group 03
Address = 03
Address = 02
Address = 09
b
TB15
TB5
TB15
c
TB5
(4)
TB15
(1)
GB
Address = 51
(2)
d
Address = 55
a
TB7
TB3
d
(3)
Address = 08
g
TB5
d
Address = 06
Address = 07
b
TB15
TB5
Address = 05
b
TB15
(1)
(2)
(3)
(3)
b
f
e
TB5
TB15
b
TB5
TB15
(1)
d
Group 04
(2)
e
(3)
a Outdoor unit
b Indoor unit
c LOSSNAY or
OA processing unit
d Main Remote Controller
e Sub Remote Controller
f Central controller
g Power supply unit for
transmission line
(1) Wiring from the remote controller
• Connect to the MA remote controller terminal block (TB15) on the indoor unit.
• The terminal block has no polarity. Connect to the terminal block at the rear bottom of the remote
controller.
(2) Operating in a group (Groups 03, and 04 above)
• Interconnect the MA remote controller terminal block (TB15) of the indoor units you want to
operate as a group, and connect the MA remote controller to that point.
• When the remote controller is used in combination with the system controller as shown in the
figure above, group setting at the system controller (central controller in the figure above) is
necessary.
(3) Number of connectable remote controllers (groups 02 and 04)
• A main remote controller and one sub remote controller, a total of two, can be connected to a
group made up of indoor units.
NOTE: When using this Simple MA remote controller in combination with other MA remote
controllers, be sure to follow the compatibility rules below.
Indoor unit function
Main remote
controller
Sub remote
controller
Compatibility
Models applicable for
AUTO (dual set point)
mode
This Simple MA
remote controller
This Simple MA
remote controller
Compatible, and AUTO (dual set
point) mode can be used depending
on the indoor units to be connected.
Other MA remote
controllers
This Simple MA
remote controller
Compatible, but AUTO (dual set
point) mode cannot be used.
This Simple MA
remote controller
Other MA remote
controllers
Incompatible
Models not applicable for
AUTO (dual set point)
mode
Combination with all of the above
–5–
Compatible
(4) To interlock to a LOSSNAY or OA processing unit, make the following settings using the remote
controller. (For a description of how to set an interlock, see section 7 Ventilation Setting .)
Set the LOSSNAY or OA processing unit address and the address of all the indoor units you want
to interlock.
(5) Total length of remote controller wiring
• The simple MA controller can be wired up to 200 m (656 ft).
Remote controllers cannot be wired together. Only one wire
can be connected to the remote controller terminal block.
CAUTION
d
e
GB
NOTE: When interlocking the MA remote controller with a LOSSNAY or OA processing unit,
always set the address of all the indoor units in the group and the address of the
LOSSNAY or OA processing unit.
2. Connecting to Mr. SLIM air conditioner
The remote controller wiring depends on the system configuration. Check the system configuration.
Wire the remote controller as shown in the example below.
The numbers (1) to (3) in the figure correspond to items (1) to (3) in the following description.
[1] Connecting the remote controller for each refrigerant system (Standard 1:1, simultaneous twin,
simultaneous triple, simultaneous four)
Simultaneous twin
Refrigerant
address = 00
a
TB1
TB1
TB4
TB4
TB4
b
TB5
Connect to TB5
on the indoor unit.
Simultaneous twin
Refrigerant
address = 00
a
b
TB4
b
b
TB5
(1)
(3)
(1)
(3)
(3)
d
d
e
[2] When grouping by different refrigerant systems
Standard 1:1 Simultaneous twin
a
TB1
Refrigerant
address = 00
(Main)
TB4
a
TB1
TB4
b
(2)
d
b
(2)
TB5
(1)
Simultaneous triple
a
TB1
TB4
TB4
b
TB5
(3)
Refrigerant
address = 01
(Sub)
b
Refrigerant
address = 02
(Sub)
TB4
b
TB4
b
TB5
(1)
(3)
e
a Outdoor unit
b Indoor unit
d Main Remote Controller
(Simple MA Controller)
e Sub Remote Controller
(Simple MA Controller)
* Set the refrigerant address using the outdoor unit dip switches. (For more information, refer to the
outdoor unit installation manual.)
* All the indoor units enclosed in
are controlled as one group.
(1) Wiring from remote controller
• Connect to indoor unit TB5 (remote controller terminal block). (The terminal block has no polarity.)
• For simultaneous multi type, when mixing various types of indoor units, always connect the
remote controller to the indoor unit with the most functions (wind velocity, vane, louver, etc.).
(2) When grouping with difference refrigerant systems
• Group using the remote controller wiring. Connect the remote controller to an arbitrary indoor unit
of each refrigerant system you want to group.
• When mixing different types of indoor units in the same group, always make the outdoor unit
connecting the indoor unit with the most functions (wind velocity, vane, louver, etc.) the Main unit
(refrigerant address = 00). Also, when the Main unit is the simultaneous multi type, always satisfy
the conditions of (1) above.
• The Simple MA Remote Controller can control up to 16 refrigerant systems as one group.
–6–
Indoor unit function
Main remote
controller
Sub remote
controller
Compatibility
Models applicable for
AUTO (dual set point)
mode
This Simple MA
remote controller
This Simple MA
remote controller
Compatible, and AUTO (dual set
point) mode can be used depending
on the indoor units to be connected.
Other MA remote
controllers
This Simple MA
remote controller
Compatible, but AUTO (dual set
point) mode cannot be used.
This Simple MA
remote controller
Other MA remote
controllers
Incompatible
Models not applicable for
AUTO (dual set point)
mode
Combination with all of the above
Compatible
(4) Total length of remote controller wiring
• The Simple MA Remote Controller can be wired up to 500 m (1640 ft).
CAUTION
- The wiring cannot be connected to TB5 of the indoor unit of the same
refrigerant system. If so connected, the system will not operate normally.
- Remote controllers cannot be wired together. Only one wire can be connected
to the remote controller terminal block.
- When connecting to TB5, connect up to two wires of the same size to one
terminal block.
Simultaneous twin
a
TB1
TB4
b
TB5
TB4
TB5
Refrigerant
address = 00
Simultaneous twin
a
TB1
TB1
TB4
TB4
b
d
5
Standard 1:1
Refrigerant
address = 00
a
b
TB5
Standard 1:1
Refrigerant
address = 01
a
Refrigerant
address = 00
TB1
TB4
b
TB4
b
TB5
TB5
b
TB5
d
d
e
a Outdoor unit
b Indoor unit
d Main Remote Controller
e Sub Remote Controller
How To Install
This remote controller is for the wall installation. It can be installed either in the switch box or directly
on the wall. When performing direct wall installation, wires can be thread through either back or top of
the remote controller.
(1) Selecting an installation site
Install the remote controller (switch box) on the site where the following conditions are met.
(a) A flat surface
(b) A place where the remote controller can measure the accurate indoor temperature
Sensors to monitor indoor temperature are on the indoor unit and on the remote controller. When
the room temperature is monitored with the sensor on the remote controller, the built-in sensor on
the Main remote controller monitors the room temperature. When using the sensor on the remote
controller, follow the instructions below.
–7–
GB
(3) Up to two remote controllers can be connected to one group
• When two remote controllers are connected to one group, always set the Main remote controller
and Sub remote controller.
• When only one remote controller is connected to one group, set it as the Main controller. When
two remote controllers are connected to one group, set the Main remote controller and Sub
remote controller. (For a description of how to set the Main/Sub switch, see step 5 in section
5 How To Install
.)
NOTE: When using this Simple MA remote controller in combination with other MA remote
controllers, be sure to follow the compatibility rules below.
• To monitor the accurate indoor temperature, install the remote controller away from direct
sunlight, heat sources, and the supply air outlet of the air conditioner.
• Install the remote controller in a location that allows the sensor to measure the representative
room temperature.
• Install the remote controller where no wires are routed around the temperature sensor on the
controller. (If wires are routed, the sensor cannot measure accurate indoor temperature.)
GB
Important
Do not install the controller in a place where
the difference between the remote controller
surface temperature and the actual room
temperature will be great.
If the temperature difference is too high,
room temperature may not be adequately
controlled.
To avoid deformation and malfunction, do
not install the remote controller in direct
sunlight or where the ambient temperature
may exceed 40ºC (104ºF) or drop below 0ºC
(32ºF).
Do not install the remote controller directly
onto electrically conductive objects such as
metal plate that has not been painted.
To reduce the risk of malfunctions, do not
install the controller in a place where water
or oil may come into contact with the
controller, or in a condensing or corrosive
environments.
(2) Installation space
Leave a space around the remote controller as shown in the figure shown below, regardless of
whether the controller is installed in the switch box or directly on the wall. Removing the remote
controller will not be easy with insufficient space.
Also, leave an operating space in front of the remote controller.
External dimensions of remote controller
30 (1-3/16)
30
(1-3/16)
30
(1-3/16)
Minimum required space
around the remote
controller
Temperature sensor
120 (4-3/4)
unit: mm (in)
(3) Installation work
Controller can be installed either in the switch box or directly on the
wall. Perform the installation properly according to the installation
method.
1 Drill a hole in the wall.
■ Installation using a switch box
• Drill a hole in the wall, and install the switch box on the wall.
• Connect the switch box to the conduit tube.
■ Direct wall installation
• Drill a hole in the wall, and thread the cable through it.
2 Seal the cable access hole with putty
■ Installation using a switch box
• Seal the remote controller cable access hole at the
connection of switch box and conduit tube with putty.
To reduce the risk of electric shock, malfunctions, or fire, seal
the gap between the cables and cable access holes with putty.
–8–
Wall
Conduit tube
Locknut
Switch box
Bushing
Seal the gap
with putty.
Remote
controller cable
3 Prepare the bottom case of the remote controller.
Bottom case
4 Connect the remote controller cable to the terminal block on the bottom case.
Peel off the remote controller cable sheath as shown below to connect to the terminal block properly.
Secure the remote controller cable so that the peeled part of the cable will fit into the case.
Sheath
Connect the cable.
(non-polarized)
16 (21/32)
6 (1/4)
Unit: mm (in)
Insert the sheathed part of the cable inside
the case, and then secure the cable.
2-core wire must not be
seen on the back.
■ Direct wall installation
• Seal the hole through which the cable is threaded with putty.
To reduce the risk of electric shock, shorting, or
malfunctions, keep wire pieces and sheath shavings
out of the terminal block.
Remote controller cable
Seal the gap with putty.
Important
Do not use solderless terminals to connect cables to
the terminal block.
Solderless terminals may come in contact with the
circuit board and cause malfunctions or damage the
controller cover.
–9–
Route the cable behind
the remote controller.
GB
Top case
5 Install the bottom case.
Be sure to secure two places of the bottom case.
■ Installation using a switch box
■ Direct wall installation
Seal the cable
access hole
with putty.
Single switch box
Wood
screws
Refer to 1.
Roundhead
cross slot
screws
Remote
controller cable
Refer to 4.
GB
Remote
controller
cable
Refer to 4.
Important
To avoid deformation and damage to the
bottom case, do not overtighten the screws.
To avoid damage to the bottom case, do not
make holes on it.
6 Cut out the cable access hole.
■ Direct wall installation (when running the cable along the wall)
• Cut out the thin-wall part on the cover (the shaded area in the right
figure) with a knife or a nipper.
• Thread the cable from the groove behind the bottom case through
this access hole.
7 Set the dip switches on the top case.
When using two remote controllers in one group, set the dip switches.
When using two remote controllers in one group, specify the main and sub remote controllers using
dip switch No. 1 shown below.
• When connecting only one remote controller to one group, it is always the main remote controller.
When connecting two remote controllers to one group, set one remote controller as the main
remote controller and the other as the sub remote controller.
• The factory setting is “Main”.
Setting the dip switches
There are switches on the back of the top case. Remote controller Main/Sub and other function
settings are performed using these switches. Ordinarily, only change the Main/Sub setting of SW1.
(The factory settings are ON for SW1, 2, and 3 and OFF for SW4.)
SW No.
1
2
3
4
SW contents Main
Remote controller
Main/Sub setting
Temperature display
units setting
Cooling/heating
display in AUTO mode
Indoor temperature
display
ON
OFF
Main
Sub
Celsius
Fahrenheit
Yes
No
Yes
No
– 10 –
Comment
Set one of the two remote controllers at one
group to “ON”.
When the temperature is displayed in
[Fahrenheit], set to “OFF”.
When you do not want to display “Cooling” and
“Heating” in the AUTO mode, set to “OFF”.
When you want to display the indoor
temperature, set to “ON”.
ON
1 2 3 4
OFF
GB
8 Connect the connector to the top case.
Connect the connector on the bottom case to the socket on the top case.
Connect the
connector.
ON
OF
F
Important
To prevent malfunctions, do not remove the
protective sheet or the circuit board from the
top case.
To prevent cable breakage and
malfunctions, do not hang the top controller
casing hang by the cable as shown in the
figure above.
9 Insert the wires into the clamp.
Important
Hold the wires in place with the clamp to
prevent undue force from being applied to
the terminal block and causing cable
breakage.
Clamp
Insert the wires.
0 Install the top case on the bottom case.
Two mounting tabs are at the top of the top case.
Hook those two tabs onto the bottom case, and click the top case into place. Check that the case is
securely installed and not lifted.
Wall
Important
When attaching the top casing to the bottom
casing, push it until it they click into place.
If they are not properly locked into place,
they may fall, causing personal injury,
controller damage, or malfunctions.
Should not
be lifted.
– 11 –
■ Direct wall installation (when running the cable along the wall)
• Thread the cable through the access hole at the top of the remote controller.
• Seal the cut-out part of the cover with putty.
• Use a cable cover.
Seal the gap
with putty.
Use a cable
cover.
GB
Thread the cable through the top of the
remote controller.
• Uninstalling the top case
1 Uninstalling the top case
Insert a flat-tip screwdriver with a blade width of 3-5 mm (1/8-7/32
inch) into the latches at the bottom of the remote controller and lift
the latches. Then, pull up the top case.
Important
To prevent damage to the controller casing,
do not force the flat-tip screwdriver to turn
with its tip inserted in the slot.
Do not insert the flat-tip screwdriver too far.
Doing so will damage the circuit board.
– 12 –
6
Test Run
1. Before making a test run, refer to the “Test Run” section of the indoor unit installation manual.
ON
2. When the
OFF button and
longer, test run is performed.
button are pressed simultaneously for 2 seconds or
.
3. Stop the test run by pressing the
ON
OFF
button.
7
Indoor unit piping temperature
Test run time
Display range: -20ºC (-4ºF) to 70ºC (158ºF)
“-20ºC” or “70ºC” flashes on the display.
The remaining time for test run is displayed.
Display range: 2:00 to 0:01
After two hours, the test run stops automatically.
Ventilation Setting
Make this setting only when interlocked operation with LOSSNAY or OA processing unit is
necessary with CITY MULTI models.
(This setting cannot be made with Mr. SLIM air conditioners.)
Perform this operation when you want to register the LOSSNAY or OA processing unit, confirm the
registered units, or delete the registered units controlled by the remote controller.
The following uses indoor unit address 05 and LOSSNAY or OA processing unit address 30 as an
example to describe the setting procedure.
[Setting Procedure]
1 Stop the air conditioner using the remote controller
ON
OFF
button.
2 Press and hold down the
and
buttons at the same time for two seconds. The
display shown below appears. The remote controller confirms the registered LOSSNAY or OA
processing unit addresses of the currently connected indoor units.
.
3 Registration confirmation result
- The indoor unit address and registered LOSSNAY or OA processing unit address are displayed
alternately.
<Indoor unit address and indoor unit display>
<LOSSNAY address display and LOSSNAY display>
– 13 –
GB
4. If trouble occurred during the test run, refer to the “Test Run” section of the indoor unit installation
manual.
GB
- When LOSSNAY or OA processing unit are not registered
4 If registration is unnecessary, end registration by pressing and holding down the
and
.
buttons at the same time for two seconds.
If a new LOSSNAY or OA processing unit must be registered, go to step 1. Registration
procedure.
If you want to confirm another LOSSNAY or OA processing unit, go to step 2. Confirmation
procedure. To delete a registered LOSSNAY or OA processing unit, go to step 3. Deletion
procedure.
<1. Registration procedure>
5 Set the address of the indoor unit to be interlocked with the LOSSNAY unit using the
buttons. (01 to 50)
.
6 After setting, press the
.
operating the
Indoor unit address
and
.
and
button and set the Lossnay address you want to register by
.
buttons. (01~50)
LOSSNAY or OA processing unit address
ON
OFF
7 Press the
button, and register the set indoor unit address and LOSSNAY address.
- Registration end display
The indoor unit address and “IC” and LOSSNAY address and “LC” are alternately displayed.
- Registration error display
If the address is not registered correctly, the indoor unit address and [
], and the registered
LOSSNAY (or OA processing unit address) and [
] are alternately displayed.
Cannot be registered because the registered indoor unit or LOSSNAY or OA processing unit does
not exist.
Cannot be registered because another LOSSNAY or OA processing unit was registered at the
registered indoor unit.
– 14 –
<2. Confirmation procedure>
8 Set the address of the indoor unit connected by the remote controller whose LOSSNAY or OA
processing unit you want to confirm using the
and
buttons. (01 to 50)
.
.
- Confirmation end display (When LOSSNAY or OA processing unit is not connected.)
- Registered indoor unit address does not exist.
<3. Deletion procedure>
Use this procedure when you want to delete registration of indoor units connected by the remote
controller and LOSSNAY or OA processing unit.
0 Confirm (see 2. Confirmation procedure) the LOSSNAY or OA processing unit you want to delete
and display the indoor units and LOSSNAY or OA processing unit confirmation results.
.
.
a Press the
and
buttons simultaneously for 2 seconds, and delete registration
of the LOSSNAY or OA processing unit address registered at the set indoor unit.
- Deletion end display
Indoor unit address and “– –” and registered LOSSNAY or OA processing unit address and “– –”
are alternately displayed.
- Deletion error display
When deletion was not performed properly.
– 15 –
GB
ON
9 Press the
button and
button simultaneously for 2 seconds, and check the
OFF
LOSSNAY address registered at the set indoor unit address.
- Confirmation end display (When LOSSNAY is connected.)
The indoor unit address and “IC” and registered LOSSNAY address and “LC” are alternately
displayed.
8
Function Selection for Mr. SLIM
Make the following settings for Mr. SLIM if necessary.
(This setting cannot be made with CITY MULTI Control System. To make CITY MULTI indoor
unit settings from the remote controller, refer to section 9 Function Selection for CITY MULTI .)
Set the functions of each indoor unit from the remote controller, as required. The functions of each
indoor unit can be selected only from the remote controller.
Set the functions by selecting the necessary items from Table 1.
Table1. Function selection contents
GB
(For a detailed description of the factory settings and mode of each indoor unit, refer to the indoor unit installation manual.)
Mode
Mode
No.
01
Automatic recovery
after power failure
02
03
04
07
08
09
10
11
Settings
Disable
Enable (Four minutes of standby time is required
after the restoration of power.)
Thermistor selection
Average temperature reading of the indoor units
(Indoor temperature
in operation
detection)
Thermistor on the indoor unit to which the remote
controller is connected (fixed)
Built-in sensor on the remote controller
LOSSNAY connection
Not connected
Connected (without outdoor air intake by the
indoor units )
Connected (with outdoor air intake by the indoor
units )
Power voltage
240 V
220 V, 230 V
Filter sign
100 hours
2500 hours
Not displayed
Fan speed
Silent mode (or standard)
Standard (or High ceiling 1)
High ceiling (or High ceiling 2)
No. of air outlets
4 directional
3 directional
2 directional
Installed options
No
(High performance filter) Yes
Vane setting
No vanes (or the vane setting No.3 is effective.)
Equipped with vanes
(The vane setting No.1 is effective.)
Equipped with vanes
(The vane setting No.2 is effective.)
Setting Check
Unit numbers
No.
1
Set "00" for the Unit number.
These settings apply to all the
2
connected indoor units.
1
2
3
1
2
3
1
2
1
2
3
1
2
3
1
2
3
1
2
1
2
3
Set "01” to “04” or “AL” for the
Unit number.
These settings apply to each
indoor unit.
• If
•
"01” (“02”, “03”, “04") is
set for the Unit number, the
settings apply only to the
specified indoor unit
regardless of the number of
connected indoor units (one
through four units).
If "AL" is set for the Unit
number, the settings apply
to all the connected indoor
units regardless of the
number of connected
indoor units (one through
four units).
* Static pressure setting can be made by using Mode 08 in combination with Mode 10 depending on
the indoor unit model. Refer to the Indoor unit Installation Manual for details.
* For mode numbers other than listed above, refer to the indoor unit installation manual.
NOTE: When the indoor unit functions were changed using the function selection after
installation is complete, always indicate the set contents by entering check marks or
other marks in the appropriate check field of Table 1.
– 16 –
[Function selection flow]
First grasp the function selection flow. The following describes setting of “Thermistor selection” of
Table 1 as an example.
(For the actual setting procedure, see [Setting procedure] 1 to 0.)
1 Check the function selection set contents.
2 Switch to the FUNCTION SELECTION mode.
(Press D and C simultaneously in the remote
controller OFF state.)
(Specified indoor unit
→ Fan operation)
5 Register (Press button A.)
6 Mode No. Selection
→ 02 (Thermistor selection)
7 Setting No. selection
(Buttons B, C and D)
→ 3 (Built-in sensor on the remote controller)
B
Yes
No
Change
refrigerant
address and unit
address No.?
C
D
9
8 Register (Press button A.)
End?
A
GB
3 Refrigerant address specification
→ 00 (Outdoor unit specification)
(Unnecessary for single refrigerant system)
4 Unit address No. specification
(Buttons B, C and D)
→ 00 (Indoor unit specification)
No
Yes
0 Ending function display
(Press buttons D and C simultaneously.)
[Setting procedure] (Set only when change is necessary.)
1 Check the set contents of each mode. When the set contents of a mode were changed by function
selection, the functions of that mode also change.
Check the set contents as described in steps 2 to 7 and change the setting based on the entries
in the Table 1 check field. For the factory settings, refer to the indoor unit installation manual.
------------------------------------------------------------------------------------------------------------------------------------2 Set the remote controller to Off.
.
Press and hold down the D
and the C
buttons at the same time for two
seconds or longer.
“
(FUNCTION)” blinks for a while, then the remote controller display changes to the display
shown below.
Refrigerant address
display
3 Set the outdoor unit refrigerant address No.
.
.
When the B
and C
buttons are pressed, the refrigerant address No.
decreases and increases between 00 and 15.
Set it to the refrigerant address No. whose function you want to select.
(This step is unnecessary for single refrigerant system.)
– 17 –
* If the remote controller enters the OFF state after the “ (FUNCTION)” and room temperature
displays “
” have flashes for two seconds, communication is probably abnormal. Make sure there
are no noise sources near the transmission line.
NOTE: If you make a mistake during operation, end function selection by step 0 and repeat
selection from step 2.
GB
4 Set the indoor unit address No.
Press the D
button. The unit address No. display “– –” flashes.
.
.
When the B
and C
buttons are pressed, the unit address No. changes in the
order of 00 ↔ 01 ↔ 02 ↔ 03 ↔ 04 ↔ AL. Set it to the unit address No. of the indoor unit whose
functions you want to set.
Unit address No.
display
* When setting mode 1 ~ 6, set the unit address No. to “00”.
* When setting modes 7 to 14:
- When setting for each indoor unit, set the unit address No. to “01-04”.
- When batch setting for all indoor units, set the unit address No. to “AL”.
5 Refrigerant address and unit address No. registration
ON
Press the A
button. The refrigerant address and unit address No. are registered.
OFF
After a while, the mode No. display “– –” flashes.
Mode No. display
* When “
” flashes at the room temperature display, the selected refrigerant address is not in the
system. When “F” is displayed at the unit address No. display, and when it flashes together with
the refrigerant address display, the selected unit address No. does not exist. Correctly set the
refrigerant address and unit address No. by repeating steps 3 and 4.
ON
When registered using the A
OFF , the registered indoor unit begins fan operation.
When you want to know the location of the indoor units of the unit address No. whose functions
were selected, check here.
When the unit address No. is 00 or AL, all the indoor units of the selected refrigerant address
perform the fan operation.
EX): When refrigerant address 00, unit address No. = 02 registered
Refrigerant address 00
Outdoor unit
Indoor unit
Registration
Unit address
No. 01
Unit address
No. 02
Unit address
No. 03
Fan operation
Simple MA Controller
* When grouping by different refrigerant systems and an indoor unit other than the specified
refrigerant address performs the fan operation, the refrigerant address set here is probably
duplicated.
Recheck the refrigerant address at the outdoor unit dip switches.
– 18 –
6 Mode No. selection
Select the mode No. you want to set with the B
settable mode numbers can be selected.)
.
and C
.
buttons. (Only the
Mode No. display
7 Select the setting contents of the selected mode.
When the D
button is pressed, the current setting No. flashes. Use this to check the
currently set contents.
.
.
Select the setting No. using the B
and C
buttons.
Setting No. 3 =
Built-in sensor on the
remote controller
Setting No. display
Setting No. 1 =
Average temperature
reading of the indoor
units in operation
8 The contents set at steps 3 to 7 are registered.
ON
When the A
button is pressed, the mode No. and setting No. flash and registration begins.
OFF
The flashing mode No. and setting No. change to a steady light and setting ends.
* When “
” flashes at the Mode No. display, communication is probably abnormal.
Make sure there are no noise sources near the transmission line.
------------------------------------------------------------------------------------------------------------------------------------9 To select more functions, press the D
and repeat steps 3 to 8.
------------------------------------------------------------------------------------------------------------------------------------0 End function selection.
.
Press and hold down the C
and D
buttons at the same time for two seconds or
longer.
After a while, the function selection display disappears and the remote controller returns to the air
conditioner off display.
* Do not operate the air conditioner from the remote controller for 30 seconds after the end of
function selection.
NOTE: When the functions of an indoor unit were changed by function selection after the end
of installation, always indicate the set contents by entering check marks or other marks
in the appropriate check field of Table 1.
– 19 –
GB
Mode No. 02 = Thermistor selection
9
Function Selection for CITY MULTI
Make this setting only when the function settings need to be changed on CITY MULTI.
(This setting cannot be made with Mr. SLIM Control System. To make settings for Mr. SLIM,
refer to section 8 Function Selection for Mr. SLIM .)
Set the functions of each indoor unit from the remote controller, as required.
Refer to the Indoor unit Installation Manual for factory settings, mode No., and the setting No. of the
indoor units.
GB
NOTE: Be sure to write down any settings that you change performing the following steps.
■ Setting the indoor unit Setting Value
1 Press the
ON
OFF
button to stop the operation of the air conditioner.
2 Press and hold down the
and the
or longer to check the current settings.
buttons at the same time for two seconds
3 When the response has been received from the indoor unit, the current settings appear. If
there is no response, nothing appears.
2 sec.
+
Air conditioner
stops.
No
response
Waiting for response
No response
Response is received.
Function Setting Value
Function Setting No.
Indoor unit address
Response has been received.
.
.
4Press the
and the
settings to be made. (ALL, 1 to 50)
Procedure A
buttons to set the address of the indoor unit whose
5Press the
button, then press the
Function Setting No. to be set. (000 to 255)
.
and the
.
buttons to set the
6Press the
button, then press the
Function Setting Value. to be set (00 to 15)
.
and the
.
buttons to set the
7Press the
ON
OFF
button to set the settings.
– 20 –
8If the set settings need to be changed, repeat steps 4 to 7.
To complete the settings, press the
and the
buttons at the same time for two
seconds or longer.
Response has been received.
.
GB
.
Indoor unit address setting
Function Setting No. setting
Function Setting Value setting
ON
OFF
No
response
Waiting for response
The specified indoor unit does not
exist.
Response has been received.
2 sec.
The setting for the specified
Function Setting No. has not been
completed.
+
Setting completed
■ Checking the indoor unit Function Setting Value
1Perform the Procedure A on the previous page.
.
.
2Press the
and the
settings to be checked. (ALL, 1 to 50)
buttons to set the address of the indoor unit whose
.
3Press the
button, then press the
Function Setting No. to be checked. (000 to 255)
4Press the
and the
.
button to display the current Function Setting Value.
– 21 –
buttons to set the
5To check the settings, repeat steps 2 to 4.
To complete the checking process, press the
for two seconds or longer.
and the
buttons at the same time
Response has been received.
.
GB
.
Indoor unit address setting
Function Setting No. setting
No
response
Waiting for response
The specified indoor unit does not exist.
Response is
received.
Current
setting value
The setting for the specified Function Setting No. has not
been completed.
Response has been received.
10
Self diagnosis
Retrieve the error history of each unit using the Simple MA controller.
1 Switch to the self-diagnosis mode.
ON
.
When the A
button and the C
button are pressed for 5 seconds or longer, the
OFF
figure shown below is displayed.
2 Set the address or refrigerant address No. you want to self-diagnosis.
.
.
When the B
and C
are pressed, the address decreases and increases
between 01 and 50 or 00 and 15. Set it to the address No. or refrigerant address No. you want to
self-diagnosis.
Approximately three seconds
after the change operation, the
self-diagnosis refrigerant
address changes from flashing
to a steady light and selfdiagnosis begins.
Self-diagnosis address
or self-diagnosis
refrigerant address
-------------------------------------------------------------------------------------------------------------------------------------
– 22 –
3 Self-diagnosis result display <Error history> (For the contents of the error code, refer to the indoor
unit installation manual or service handbook.)
(Alternate
display)
<When there is no error history>
Error detection attribute
Address 3 digits or
unit address No. 2 digits
<When opposite side does not exist>
------------------------------------------------------------------------------------------------------------------------------------4 Error history reset
The error history is displayed in 3 self-diagnosis results display.
When the D
button is pressed two times successively within three seconds, the selfdiagnosis object address and refrigerant address flash.
When the error history was reset, the display shown below appears.
When error history reset failed, the error contents are displayed again.
------------------------------------------------------------------------------------------------------------------------------------5 Self-diagnosis reset
There are the following two ways of resetting self-diagnosis.
ON
.
Press the A
button and the C
button simultaneously for 5 seconds or longer.
OFF
→ Resets self-diagnosis and returns to the state before self-diagnosis.
ON
Press the A
button. → Self-diagnosis resets and indoor units stop. (When operation is
OFF
prohibited, this operation is ineffective.)
11
Remote Controller Check
When the air conditioner cannot be controlled from the Simple MA controller, use this function
to check the remote controller.
1 First check the power mark.
When normal voltage (DC12V) is not applied to the remote
controller, the power mark goes off.
When the power mark is off, check the remote controller
wiring and the indoor unit.
Power mark
2 Switch to the remote controller check mode.
.
When the B
button and D
button are pressed simultaneously for 5 seconds or
longer, the figure shown below is displayed.
ON
When the A
button is pressed, remote controller check begins.
OFF
-------------------------------------------------------------------------------------------------------------------------------------
– 23 –
GB
Error code 4 digits or
error code 2 digits
3 Remote controller check result
<When remote controller is normal>
Since there is no problem at the remote controller, check for other causes.
<When remote controller is faulty>
(Error display 1) “NG” flashes → Remote controller send/receive circuit abnormal
GB
Remote controller switching is necessary.
When the problem is other than the checked remote controller
(Error display 2) “E3” “6833” “6832” flash → Cannot send
There is noise on the transmission line, or the indoor unit or another remote controller is
faulty. Check the transmission line and the other remote controllers.
(Error display 3) “ERC” and data error count are displayed → Data error generation
“Data error count” is the difference between the number of bits of remote controller send
data and the number of bits actually sent to the transmission line. In this case, the send
data was disturbed by the noise, etc. Check the transmission line.
When data error count is 02
Remote controller send data
Send data on transmission line
------------------------------------------------------------------------------------------------------------------------------------4 Remote controller check reset
.
When the B
button and D
button are pressed simultaneously for 5 seconds or
longer, remote controller diagnosis is reset, the [HO] and run lamp flash for a certain period of time,
and then the remote controller returns to its state before diagnosis.
HEAD OFFICE: TOKYO BLDG., 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN
Authorized representative in EU: MITSUBISHI ELECTRIC EUROPE B.V.
HARMAN HOUSE, 1 GEORGE STREET, UXBRIDGE, MIDDLESEX UB8 1QQ, U.K.
– 24 –