Thermoguard uP-IV Microprocessor

Thermoguard uP-IV Microprocessor
OPERATING
THE THERMOGUARD
PP-IV and PP-IV+
MICROPROCESSOR
THERMOGUARD PP IV+
TEMPERATURE
CYCLE
SENTRY
COOL
HEAT
!
DEFROST
ALARM
CHANGING THE SETPOINT
1. Turn the unit "on".
2. Press the Up and Down Arrow keys to
chose the new setpoint.
3. Press the Enter key. The display will
briefly show [LOAD], and then the new
setpoint will reappear.
MODULATION
HIGH SPEED
IN-RANGE
SELECTING CYCLE SENTRY OR
CONTINUOUS MODE
SETPOINT
1. Place the Cycle Sentry/Continuous
switch in the desired position.
HOURS
OIL PRESS
WATER TEMP
AMPS
STARTING THE ENGINE
SELECT
SETPOINT
ENTER
CODE
CLEAR
ALARM
ON
START
MANUAL
CYCLE SENTRY
OFF
PREHEAT
DEFROST
CONTINUOUS
Used On:
SB-III SR and SB-III SR+, Super-II SR and
Super-II SR+, RMN SR and RMN SR+
with version 01xx, 02xx, 03xx and 04xx software
TK 40431-6
13 August 1998
Continuous Mode - Turn the unit "on". Hold
the Preheat/Start switch in the "Preheat"
position for 10 to 90 seconds depending on
ambient temperature. Then press the
Preheat/Start switch to the "Start" position to
start the engine.
Cycle Sentry Mode - Turn the unit "on". If
no other key is pressed, the engine will
automatically preheat and start in about 10
seconds.
MANUAL DEFROST CYCLE
1. The unit must be On and running in
either Continuous or Cycle Sentry Mode or
stopped in Cycle Sentry Null Mode
and
the coil temperature must be less than 45°F
(7°C).
2. Lift and release the Manual Defrost
switch to start a manual defrost cycle. The
unit will not perform a Defrost Cycle if the
coil temperature is above 45°F (7°C).
3. The defrost cycle will terminate
automatically.
VIEWING PROMPT & DISPLAY
SCREENS
1. Turn the unit "on".
2. Press the Select key to view the prompt
and display screens as follows:
[DIS.A]
[TPDF]
[COIL]
[AMB.T]
[SPR.1]
[SPR.2]
[BATV]
[RPM]
[DEFI]
[DEFN]
[DDUR]
Discharge Air Temperature
Temperature Differential
Evap Coil Temperature
Ambient Air Temperature
Spare Sensor 1
Spare Sensor 2
Battery Voltage
Engine RPM
Def Interval In Range
Def Interval Not In Range
Defrost Duration
VIEWING & CLEARING ALARM
CODES
1. If the Alarm Icon is "on", alarm conditions
have been detected
2. Press the Code key to display the alarm
code. Press the Code key again to display
any additional alarm codes. Always record
any alarm codes shown.
4. After the alarm condition has been
corrected, press the Code key to display the
alarm code again. When the alarm code is
shown in the display, press the Clear key to
clear the alarm.
RUNNING A PRETRIP TEST
1. Place the unit in Cycle Sentry Mode and
turn the unit "on".
2. Clear any alarm codes that may exist.
3. Before the engine starts, press and hold
the Thermo King Logo key for at least 3
seconds. The Pretrip prompt screen [PrE
TRIP] will appear.
4. Press the Enter key to start a Pretrip test.
The display will briefly show [LOAD] and
then the test will begin.
5. The test is fully automatic. When it is
complete, [PASS], [CHEC] or [FAIL] will
appear on the display.
ALARM CODES
00
01
02
03
04
05
06
07
09
10
11
12
13
15
16
17
18
19
20
21
22
23
24
25
26
28
29
30
31
32
33
34
35
36
37
38
40
41
42
43
44
No Fault
Power Up Reset (Data Log Only)
Evaporator Coil Sensor
Return air Sensor
Discharge Air Sensor
Ambient Air Sensor
Engine Water Temp Sensor
Engine RPM Sensor
High Evaporator Temp
High Discharge Pressure
Unit Controlling on Discharge Air Sensor
Sensor Shutdown
Check Sensor calibration
Glow Plug Check
Manual Start Not Completed
Engine Failed to Crank
High Engine Water Temp
Low Engine Oil Pressure
Engine Failed to Start
Cooling Cycle Check
Heating Cycle Check
Cooling Cycle Fault
Heating Cycle Fault
Alternator Check
Check Refrigeration Capacity
Pretrip Abort
Defrost Damper Circuit
Damper Stuck Closed
Oil Pressure Switch
Refrigeration capacity low
Check Engine RPM
Check Modulation Circuit
Run Relay Circuit
Electric Motor Failed to Run
Check Engine Water Level
Electric Phase Reversed
High Speed Circuit
Engine Water Temperature Check
Unit Forced to Low Speed
Unit Forced to Low Speed Modulation
Fuel System Check
ALARM CODES
45
46
50
52
54
55
61
62
63
64
66
70
71
72
73
74
75
76
77
78
79
Hot Gas Circuit
Air Flow Check
Reset Clock
Heat Circuit
Test Mode Timeout
Check Engine Speeds
Battery Check
Ammeter Out of Calibration Range
Engine Stopped - Reason Unknown
Pretrip Reminder
Low Engine Oil Level
Hourmeters Exceed 99999
Hourmeter 4 Exceeds set limit
Hourmeter 5 Exceeds set limit
Hourmeter 6 Exceeds set limit
Microprocessor Reverted to Default Settings
Internal Fault Code, Dealer Resettable
Internal Fault Code, Dealer Resettable
Internal Fault Code, Dealer Resettable
Internal Fault Code, Dealer Resettable
Data Log Overflow
ADDITIONAL INFORMATION
For additional information consult the
following Thermo King manuals for your
unit.
Operating Manual
Maintenance Manual
Parts Manual
Diagnosis Manual
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