Daewoo | ERF-39.M | User manual | ERF-310M ERF-340M * * * ERF-370M

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Daewoo | ERF-39.M | User manual | ERF-310M ERF-340M * * * ERF-370M | Manualzz
Refrigerators (Combis)
MODEL : * ERF-310M
* ERF-340M
* ERF-370M
✔ Caution
: In this Manual, some parts can be changed for improving, their
performance without notice in the parts list. So, if you need the
latest parts information,please refer to PPL(Parts Price List) in
Service Information Center(http://svc.dwe.co.kr).
DAEWOO ELECTRONICS CO., LTD.
1. SPECIFICAT I O N S
1. Specifications
Model Name
Division
Refrigerant(R134a)
ERF-310
ERF-340
ERF-370
M
A
M
A
M
A
150g
<–
<–
<–
160g
<–
Cooling system
Fan cooling convection
Refrigration system
Air forced convection
Defrost system
Fin evaporator forced
Defrost operation
Cold control
Automatic start and stop
Dialing
Button
Dialing
Button Dialing
Button
Gross
Freezer
93
<–
93
<–
112
<–
Capacity
Refrigerator
218
<–
248
<–
251
<–
Total
311
<–
341
<–
363
<–
External
Height
1780
<–
1911
<–
2000
<–
Dimension
Width
600
<–
<–
<–
<–
<–
(mm)
Depth
618
<–
<–
<–
<–
<–
69
<–
75
<–
79
<–
(l.)
Net weight (Kg)
Energy class
Power consumption (kWh/24h)
Freezing capacity (kg/24h)
C grade
1.45
1.48
1.5
1.54
1.58
1.62
5
6.5
5
6.5
6
7.5
125
130
135
Autonomy (F room)
Rated input
12 h
120
125
Lamp rated input (W)
120
15
Rated voltage
AC 230/50 Hz
Note) A: Electronic control type
M: Manual control type
2. Types of the approved safety standards
2
2. EXTERNAL DRAWINGS
1. ERF-310M, 340M, 370M
2. ERF-310A, 340A, 370A
3
3. WIRING DIAGRAMS
1. ERF-310M, 340M, 370M
2. ERF-310A, 340A, 370A
4
4. NAME OF
1. ERF-310M, 340M, 370M
1.
Removable shelf (ERF-310 series: 2 shelves and
ERF-340,370 series: 3 shelves), glass or crystal
clear plastic depending on model.
2.
Light.
3.
Multi air-flow duct.
4.
Refrigerator and freezer temperature control
knob.
5.
Low temperature compartments.
6.
Vegetable bin. Two bins or one bin; in case of
one bin item (15) won´t be applied depending
on model.
7.
Rating plate. It is attached in the refrigerator
compartment on the left-hand side next to the
vegetable bins.
8.
Ice cube tray.
9.
Compartment for storing and freezing.
10.
Butter pocket.
11.
Removable pocket (for egg tray)
12.
Egg tray.
13.
Removable pocket (not in ERF-310M)
14.
Bottle pocket.
Pocket assembled with plastic bottle fixture
(“A” type) or with metal bar (“B” type) depending on model.
15.
R door pocket (depending on model).
16.
Adjustable feet.
1.
Removable shelf (ERF-310 series: 2 shelves and
ERF-340,370 series: 3 shelves), glass or crystal
clear plastic (depending on model).
2. ERF-310A, 340A, 370A
5
2.
Light.
3.
Multi air-flow duct.
4.
Refrigerator temperature control.
5.
Low temperature compartments.
6.
Vegetable bin.
Two bins or one bin; with one bin, item (16)
will not be applied (depending on model).
7.
Rating plate. Positioned in the refrigerator compartment on the left-hand side next to the
vegetable bins.
8.
Ice cube tray.
9.
Compartment for storing and freezing.
10.
Freezer temperature control.
11.
Butter pocket.
12.
Removable pocket (for egg tray)
13.
Egg tray.
14.
Removable pocket (not in ERF-310A).
15.
Bottle pocket.
16.
Pocket assembled with plastic bottle fixture
(“A” type) or with metal bar (“B” type) depending on model.
R door pocket (depending on model).
17.
Adjustable feet.
5. AIR FLOW DIA -
Refrigerator room
Do not place frozen
food near the duct
If may freezze due to
low temperature
Fresh food preserving
case (Chilled case)
Used for storing fish or
meat
Case vegetable
Suitable in storing
fruits or vegetable
Wrapping can prevent
from dryness
Air circulation in the
freezer compartment
Cold air flow comes
out from the front
hole and comes into
the lower hole in
louver
Freezer room
Do not put it any
bottle such as beer or
beverage because it
can be frozen or
broken
6
6. REFRIGERANT CYCLE DIA -
8
7. MACHINE ROOM VIEW A N D
NO
PART NAME
NO
PART NAME
NO
PART NAME
1
ASS´Y BOX POWER
9
CASE VAPORI
17
ABSORBER VAPORI CASE
2
BASE COMP. AS
10
HARNESS EARTH
18
COMPRESSOR
3
ASS´Y WI-CON
11
PIPE CHARGE
19
SCREW MACHINE
4
SUCTION PIPE AS
12
HOT PIPE
20
SPECIAL SCREW C.
5
DRYER AS
13
PIPE SUCTION CONN
21
SPECIAL WASHER
6
BASE CAB.
14
CONN. B
22
ABSORBER PIPE B
7
COVER RELAY BOX
15
ABSORBER COMP.
23
ABSORBER PIPE C
8
BAND RELAY
16
FIXTURE COMP.
9
9. COMPONENTS SPECIFICATIONS
1. COMPRESSOR
ERF-310M
ERF-340M
ERF-370M
Part name
HPL25YG1-5
<–
HPL27YG1-5
Part code
39561125R51
<–
39561127R51
Rated voltage
220-240V 50Hz
<–
<–
Starting type
RSIR
<–
<–
Refrigerant
Remarks
R134 a
2. RELAY ASSEMBL Y
2.1 PTC
ERF-310M
ERF-340M
ERF-370M
Part name
PTH490D-AS330
<–
<–
Part code
3817907000
<–
<–
Remarks
2.2 OLP
ERF-310M
ERF-340M
ERF-370M
Part name
4TM213NHBYY
<–
4TM265NHBYY
Part code
3817911200
<–
3817911300
Remarks
3. RUNNING CAPACITOR
ERF-310M
Part name
ERF-340M
ERF-370M
MA80040040
<–
MA80050040
Specifications
4uF 400VAC
<–
5uF 400VAC
Part code
3016400800
<–
3016400810
Remarks
4. AS MOTOR FAN
ERF-310M
Part name
Specifications
Part code
ERF-340M
ERF-370M
IS-23211DWBFH
<–
<–
2400RPM
<–
<–
3015903700
<–
<–
10
Remarks
Component specifications
5. HEATER D AS
ERF-310M
ERF-340M
ERF-370M
Part
RICA
RS6
<–
<–
Name
CONSONI
16
<–
<–
Specifications
230V 230W
<–
<–
Part code
3012803600
<–
<–
Remarks
6. LAMP
Type
Specifications
Part code
ERF-310M
ERF-340M
ERF-370M
Pygmy
<–
<–
230V 15W
<–
<–
3013600700
<–
<–
Remarks
7. SWITCH LAMP
ERF-310M
Part name
ERF-340M
ERF-370M
1051
<–
<–
Specifications
250V 0.25A
<–
<–
Part code
3018111500
<–
<–
Remarks
8. SOCKET LAMP AS
ERF-310M
Part name
Specifications
Part code
ERF-340M
ERF-370M
1058
<–
<–
250V 2A
<–
<–
3017903100
<–
<–
Remarks
9. FUSE TEMPERATURE
ERF-310M
ERF-340M
SF76E
<–
<–
Specifications
250V 15(10)A
<–
<–
Part code
3017200700
<–
<–
Part name
11
ERF-370M
Remarks
77ºC
Component specifications
10. SWITCH BI-METAL
ERF-310M
ERF-340M
ERF-370M
261N
<–
<–
Specifications
250V 10(3)A
<–
<–
Part code
3018115600
<–
<–
ERF-310M
ERF-340M
ERF-370M
TMDE807UC1
<–
<–
9h 37 min
<–
<–
3018115700
<–
<–
ERF-310M
ERF-340M
ERF-370M
K50-P1530
<–
<–
250V 6A
<–
<–
3018300300
<–
<–
ERF-310A
ERF-340A
ERF-370A
ERF-310
<–
<–
Specifications
230V / 50Hz
<–
<–
Part code
5EPK041009
<–
<–
ERF-310A
ERF-340A
ERF-370A
Part name
TH310G34GBNR
<–
<–
Specifications
30 K
<–
<–
3014801800
<–
<–
ERF-310A
ERF-340A
ERF-370A
Part name
TH310G34GBNR
<–
<–
Specifications
30 K
<–
<–
<–
<–
Part name
Remarks
11. SWITCH D TIMER
Part name
Specifications
Part code
Remarks
12. THERMOST AT
Part name
Specifications
Part code
Remarks
13. DOWN TRANS AS
Part name
Remarks
14. SENSOR R AS
Part code
(AT 0ºC)
Remarks
15. SENSOR D AS
Part code
(AT 0ºC)
3014801700
12
Remarks
10. EXPLODE DRAWINGS
1. ERF-310M, ERF-340M, ERF-370M
13
Explode drawings
14
11. PART LIST
1. Parts list (M TYPE)
NO
PART NAME
1
ASSY CAB URT
2
3
4
5
6
8
BASE COMP
CASTER
SHAFT CASTER
SPE CIAL SCREW A
ABSORBER COMP
FIXTURE CO MP
COMPRESSOR
9
10
DRYER ASS
EVA AS
PART CODE
_
_
__
I
11
12
1 3
14
15
FUSE TEMPERATURE
SWITCH BI-METAL
HEATER D AS
PIPE SUC AS
WI-CON ASSY
16
17
18
19
ABSORBER PIPE C
SPECIAL WASHER
ABSORBER PIPE B
SWITCH P RELAY OIL
20
21
22
23
24
25
26
27
28
SWITCH P RELAY PTC __
RELAY BOX
CABLE CLAMP
HARNESS RELAY
RELAY BOX COVER
RELAY BAND
BOX POWER
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
CABLE TIE
CORD POWER AS
HARNESS EARTH
SCREW MACHINE
PIPE CHARGE
CAP DRAIN HOSE
ABSORBER VAPORI CASE
CASE VAPORI (A)
HINGE *U
FOOT ADJUSTING AS
SPECIAL WASHER HINGE
SHAFT HI
SPECIAL BOLT C
HINGE *M
HINGE *T
CAP SCREW
CAP SCREW HOLE
52
53
54
HARNESS THERMOSTAT
THERMOSTAT
COVER MULTI DUCT
55
56 |
SOCKET LAMP AS
LAMP
SWITCH DEF TIMER
CAPACITOR RUNNING
COVER RETURN DUCT
I NSU DAMPER B
I NSU DAMPER A
COVER DAMPER
HARNESS LAMP SOCKET
I NSU MULTI DUCT
3010071030
3010071040
3010071050
3010310500
3016500500
__ 3014903100
3016004300
3010101 700
3012005300
395611251151
395611271151
3016802200
3017003200
3017004600
3017200700
3018115600
3012803600
3014418700
3010056000
3010056100
3010102000
3016004700
3010101900
3817911200
3817911300
3817907000
3810506400
3818200300
3012717070
3811401300
3816100400
3010517201
3018115700
3016400800
3016400810
3011303900
3012717010
7051401065
3014418200
3010919700
3010102700
3011115100
3012908200
3012101800
3016005500
3014903200
3016004900
3012908000
3012908100
3010920200
3010920300
3011433700
3013325400
3013324500
3011433500
3012719800
3013326810
3013326910
301271 7060
3018300300
3011434110
3011434210
3017 903100
3013600700
L
MODEL
DESCRIPTION
_
SBHG T1.2
PA-6
Ø6xL40 SWRM10
M6.5xL20
_
NR
__
SK5+ZN5-C TO. 8
HPL25YG1-5
HPL27YG1-5
15Gr
_
250V
250V 5A
230V 230W
DCUTI-0
_
EPDM
_
Ø4.3 STAR
IIR
4TM21 3NHB
4TM265NHB
33 (MURADTA)
HIPS
4 µF/350VAC
5 µF/350VAC
CP-2 PIN
PAN 4x10 BSNI
DCUTI-0Ø6 xT0.6xl00
NBR
II R__
AL T0.6
P/O+ZN T4.0
PP+SPECIAL BOLT
S20C T1.0 13/7
M5xP0.89xL16 SWCH22A
DIE CASTING
P/O+ZN T3.2
PE-LE
HIPS
HIPS
F-PS
__
F-PS
HIPS
F-PS
F-PS
250V 6A
HIPS
HIPS
230V 15W
17
310
1
1
2
2
4
4
4
1
_ 1
1
1
1
1
1
1
2
8
1
1
1
1
1
1
1
1
11
12
1
1
3
1
1
2
1
2
2
_2
2
12
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
340
11
2
2
4
4
4
REMARK
370
-
1
1
1
1
1
1
1
1
2
8
1
1
1
1
1
1
1
1
1
1
12
1
1
3
1
1
2
1
2
2
2
2
12
1
2
1
1
1
1
1
1
1
-
_1
1
2
2
4
4
4
1
1
1
1
1
1
1
1
2
8
1
1
1
1
1
1
1
1
1
1
1
2
1
1
3
1
1
2
1
2
2
2
2
12
1
2
1
1
1
1
1
1
1
-
1
1
1
11
1
1
1
1
1
1
1
_
__
__
_
_
- D/W COMP _
- D/W COMP
- D/W COMP
- D/W COMP
__
_
- D/W COMP
- D/W COMP
- D/W COMP
- D/W COMP
- D/W COMP
- D/W COMP
- D_/W COMP
_
_
301_1303910: BS-1363 (U.K.)
- D/W COMP
- D/W COMP
_
Part List
NO
PART NAME
57
58
59
60
61
62
63
64
SPECIAL NUT
KNOB R
WINDOW LAMP
CAP M-DUCT COVER
BRACKET FAN MOTOR
BUSHING FAN MOTOR
MOTOR FAN AS
LOUVER F B
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
FAN
_
FIXTURE F AN RING
FLAP F
LOUVER F A
__
COVER CAB BRACKET
BASE CONTROL PANEL
PANEL CONTROL
HARNESS LAMP SW
SWITCH LAMP
CAP CONTROL PANEL A
SHELF R
COVER CHILD CASE
CASE CHILD *L
CASE CHILD *R
COVER VEGTB CASE (8)
CASE VEGTB*L
CASEVEGTB*R
FRAME R SHELF A
__ FRAME R SHELF B
SHELF GLASS
FRAME C-CASE COVER A
FRAME C-CASE COVER B
COVER VEGTB CASE (A)
CASE VEGTB
CASE ICING
CASE F D
CASE F B
CASE F C
CASE FA
ASSY R DOOR URT
ASSY F DOOR URT
__
95
96
97
98
99
GASKET R DOOR AS
_
GASKET F DOOR AS
112
1,_
HANDLE 'T
HANDLE (*U)
SPECIAL SCREW D
CAP DOOR BUSHING
CAP HANDLE
COVER DOOR CAP *L
COVER DOOR CAP *R
COVER BUTTER CASE
CASE BUTTER
CASE EGG
POCKER EGG
SUPOT B-POCKET (B)
GUIDE BOTTLE SUPOT (B)
POCKET BOTTLE (B)
GUIDE BOTTLE SUPOT C
POCKET R DOOR
114
115
116
117 I
113 SUPOT B-POCKET (A)
POCKET BOTTLE A
CAP POCKET
POCKET BUTTE R
SPECIAL SCREW C
1 00
101
102
103
104
105
106
107
108
109
110
111
PART CODE
_
DESCRIPTION
3016005400
3013401410
3015503300
3010924700
3010615600
3010901800
3015903700
3018905500
3018905600
3011801400
3012005400
3017100310
3018905300
3018905400
3011433300
3010312900
3014204810
3012717020
3018111500
3010902800
3017813700
3011433200
3011114700
3011115800
3011434410
3011115010
3011115020
3012200900
3012201400
3017813800
3012201500
3012201600
3011434400
3011115000_
3011114900
3011115910
3011115300
3011115400
3011115200
3010075200
3010075210
3010075300
3010075310
HEX M10
HIPS
GP
PP
PP
NR
I S-23211 DWBFH
HIPS
HIPS
ABS
SUS304 T0.5
HIPS
HIPS
HIPS
HIPS_
HIPS
ABS
3012306600
3012306800
3012306500
301 2306700
3012610200
3012610100
3016004810
3010918300
3010910000
3011437000
3011437010
3011433100
3011114600
3011114800
3019008700
3015300400
3012508000
3019009500
3012508010
3019008710
3015303900
3019008600
3010909900
3019008720
3016004800
PVC+MAGNET
PVC+MAGNET
PVC+MAGNET
PVC+MAGNET
PBT
PBT
T2 FLT 4x16 PAINTING
PP
HIPS
ABS
ABS
GPPS
GPPS
GPPS
HIPS
HIPS
Ø5
HIPS
Ø5
HIPS
PE-LD
HIPS
SILICON RUBBER
HIPS
250V 0.25A
SILICON RUBBER
GPPS
GPPS
GPPS
GPPS
GPPS
GPPS
GPPS
ABS
ABS
T4.0
ABS
ABS
GPPS
GPPS
PP
HIPS
GPPS
GPPS
GPPS
310
1
1
1
2
1
2
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
2
2
3
1
1
1
1
2
1
2
1
1
1
1
1
1
1
4
1
2
1
1
1
1
2
1
1
1
1
1
1
1
1
2
2
18
MODEL
340
370
1
1
1
2
1
2
1
1
1
1
1
1
1
1
1
1
1
1
3
1
1
1
1
1
1
3
3
4
1
1
1
1
2
1
2
1
-
1
1
1
1
1
3
1
1
1
1
1
1
3
3
4
1
1
1
1
2
1
2
1
-
1
1
1
-
-
1
1
1
1
1
4
1
2
1
1
1
1
2
1
1
1
1
1
1
1
1
2
1
1
1
2
1
2
1
-
REMARK
- WITHOUT C-CASE
1
1
1
1
-
1
1
-OPTION
-OPTION
-OPTION
- OPTION
-OPTION
-OPTION
-OPTION
-OPTION
-OPTION
1
-
1
1
1
4
1
2
1
1
1
1
2
1
1
1
1
1
1
1
1
2
1
1
2
2
-OPTION
-OPTION
-OPTION
Part List
Part list of colour components (ERF-310M,ERF-340M,ERF-370M)
WHITE
NO
PART NAME
PART CODE
MODEL
310
340
DESCRIPTION
REMARK
mechanical
370
2
CONTROL PANEL M
3014204950
1
1
1
ABS
3
BASE CONTROL PANEL
3010312900
1
1
1
HIPS
4
REFRIGERATOR DOOR (310)
3010075201
1
5
REFRIGERATOR DOOR (340-370)
3010075213
1
1
URT FORMING ( CO-LAMINAR )
6
FREEZER DOOR (310-340)
3010075303
7
FREEZER DOOR (370)
3010075313
1
URT FORMING ( CO-LAMINAR )
8
HANDLE *F
3012610100
1
1
1
PBT
9
HANDLE *R
3012610200
1
1
1
PBT
10
COVER DOOR CAP *L
3011437000
2
2
2
ABS
11
COVER DOOR CAP *R
3011437010
2
2
2
ABS
12
CAP HANDLE
3010910010
4
4
4
HIPS
13
CAP SCREW
3010920200
1
1
1
HIPS
14
CAP DOOR BUSHING
3010918300
1
1
1
PP
15
CAP CONTROL PANEL
3010902810
1
1
1
SILICON RUBBER
16
COVER CAB BRACKET
3011433320
1
1
1
HIPS
URT FORMING ( CO-LAMINAR )
1
1
URT FORMING ( CO-LAMINAR )
SILVER
NO
PART NAME
PART CODE
MODEL
310
340
DESCRIPTION
REMARK
mechanical
370
2
CONTROL PANEL M
3014204970
1
1
1
ABS
3
BASE CONTROL PANEL
3010312910
1
1
1
HIPS
4
REFRIGERATOR DOOR (310)
3010074601
1
5
REFRIGERATOR DOOR (340-370)
3010075211
1
1
URT FORMING ( CO-LAMINAR )
6
FREEZER DOOR (310-340)
3010075301
7
FREEZER DOOR (370)
3010075311
1
URT FORMING ( CO-LAMINAR )
8
HANDLE *F
3012610120
1
1
1
PBT
9
HANDLE *R
3012610220
1
1
1
PBT
10
COVER DOOR CAP *L
3011437040
2
2
2
ABS
11
COVER DOOR CAP *R
3011437050
2
2
2
ABS
12
CAP HANDLE
3010910010
4
4
4
HIPS
13
CAP SCREW
3010920210
1
1
1
HIPS
14
CAP DOOR BUSHING
3010918310
1
1
1
PP
15
CAP CONTROL PANEL
3010902810
1
1
1
SILICON RUBBER
16
COVER CAB BRACKET
3011433320
1
1
1
HIPS
URT FORMING ( CO-LAMINAR )
1
1
URT FORMING ( CO-LAMINAR )
INOX (DARK GRAY)
NO
PART NAME
PART CODE
APPLY MODEL
310
340
DESCRIPTION
REMARK
mechanical
370
2
CONTROL PANEL M
3014204990
1
1
1
ABS
3
BASE CONTROL PANEL
3010312910
1
1
1
HIPS
4
REFRIGERATOR DOOR (310)
3010074602
1
5
REFRIGERATOR DOOR (340-370)
3010075212
1
1
URT FORMING ( INOX )
6
FREEZER DOOR (310-340)
3010075302
7
FREEZER DOOR (370)
3010075312
1
URT FORMING ( INOX )
8
HANDLE *F
3012610110
1
1
1
PBT
9
HANDLE *R
3012610210
1
1
1
PBT
10
COVER DOOR CAP *L
3011437020
2
2
2
ABS
11
COVER DOOR CAP *R
3011437030
2
2
2
ABS
12
CAP HANDLE
3010910010
4
4
4
HIPS
13
CAP SCREW
3010920210
1
1
1
HIPS
14
CAP DOOR BUSHING
3010918310
1
1
1
PP
15
CAP CONTROL PANEL
3010902810
1
1
1
SILICON RUBBER
16
COVER CAB BRACKET
3011433310
1
1
1
HIPS
1
21
URT FORMING ( INOX )
1
URT FORMING ( INOX )
14. TROUBLE SHOOTING
1. TROUBLE SHOOTING PROCEDURE OF THE BREAKDOWN
SYMPTOM
CHECK POINT
CAUSE
ACTION
LAMP OFF COMP OFF
Power receptable
power plug
connectors
Power failure
Connection is not good
Housing connector bad assy, with URT, terminals bent
Adjust
Adjust
FAN ON COMP OFF
Comp
PTC relay
running capacitor (R/C)
Short circuit on coil
Bad connection, bad assembled
Bad connection, bad assembled
Replace comp
Adjust
Adjust
LAMP OFF COMP ON
Component
Door switch
Lamp broken or bad assy
Door switch broken or bad assy
replace it
Adjust
FAN OFF COMP ON
Component
connectors
Fan motor broken, fan obstruction replace it
Housing connector bad assy, with URT, terminals bent
Adjust
DEFROST PROBLEMS
Heater
fuse
d-sensor/bi-metal
connectors
M-pcb
Timer
Component broken
broken (find broke down reason)
incorrect open/close temperature
Housing connectors bad assy, with URT, terminals bent
htr relay broken
timer broken or bad connection
replace it
replace it
replace it
adjust
replace it
Adjust
UNDERCOOLING
Temperature control
closing/opening door
Food storage conditions
Lamp
The control button setting is not proper
Closing/opening door is too frequent, or door is open
Excesive storage
Hot food has been stored
Food close outlet air ducts
Ref is located under direct sun light or heat.
Surrounding is blocked (no gap between walls)
Compressor, sensor, thermostat problems
Air ducts obstruction
Fan broken or obstructed
Low charge
Gas leak
Lamp always on because door switch problems
set temp
close door
Arrange
Prevent this
Reorganizate food
Move it
Move it
General inspection
Clean and repair
Replace it
Recharge
Repair/recharge
Adjust
Temperature control
Food location
R-sensor,thermostat
Chilled case
The control button setting is not proper
The wet food is placed in front of the outlet of the duct
Componet broken or disadjusted
(Chilled case has 0ºC under specification)
set temp
Reorganizate food
replace
Food location
Location setting
Electric problems
Air circulation
Fan
Refrigerant
OVER COOLING
CONFIRMATION PROCEDURE ON REFRIGERANT INSUFFICIENT
SYMPTOM
DECISION
REPAIRS
Complete leaking
Remove louver a and b. No frost will be produced at the inlet of evaporator after
passing approximately 4 minute operation of the comp
-
Refrigerant insuficient
1) Frost condition: frost condition in the inlet pipe is extremely different from the
outlet pipe.
2) Measurement of the temperature: When the inside temperature is stable, a
5ºC temperature difference occurs between the inlet pipe and the outlet pipe.
-
27
Check for a
leakage after
vacuumming
Inject proper
amount of
refrigerant

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