LG GR-N349SQF Service Manual ▷ View online
3 OLP (OVER LOAD PROTECTOR)
1) Definition of OLP
(1) OLP (OVER LOAD PROTECTOR) is attached to the
(1) OLP (OVER LOAD PROTECTOR) is attached to the
Hermetic Compressor and protects the Motor by cutting
off current in Compressor Motor in case of over-rising
temperature by Bimetal in the OLP.
off current in Compressor Motor in case of over-rising
temperature by Bimetal in the OLP.
(2) When over-voltage flows to Compressor motor, the
Bimetal works by heating the heater inside the OLP,
and the OLP protects Motor by cutting off current which
flows to the Compressor Motor.
and the OLP protects Motor by cutting off current which
flows to the Compressor Motor.
2) Role of the OLP
(1) The OLP is attached to the Hermetic Compressor used
(1) The OLP is attached to the Hermetic Compressor used
for the Refrigerator and Show Case and prevents the
Motor Coil from being started in the Compressor.
Motor Coil from being started in the Compressor.
(2) Do not turn the Adjust Screw of the OLP in any way for
normal operation of the OLP.
(Composition and connection Diagram of OLP)
(Composition and connection Diagram of OLP)
CIRCUIT DIAGRAM
CONTACTING
POINT
POINT
COVER
BIMETAL
CONTACTING
POINT
POINT
HEATER
TERMINALS
ADJUST
SCREW
SCREW
HEATER
BIMETAL
Figure 20
NOTE : 1. This is a basic diagram and specifications vary in different localities.
- 10 -
C
N
N
L
3
4
6
5
2
S
BK
PK
RD
BL
BL
BL
BK
BL
CAPACITOR
PART
EARTH PART
COMPRESSOR
P.T.C
STARTER
RUNNING
BL
BL
BL
BK
PR
GN/YL
POWER
SUPPLY
CORD
SUPPLY
CORD
RT-SENSOR
YL
BL
DEF-SENSOR
F-SENSOR
DOOR OPEN
PERCEPTION
BL
BL
BL
BO
BO
GY
RD
BO
GY
RD
GY PR BL YL
RD BN WH WH
BO
YL
BK
GY
BN
BK
OVERLOAD
PROTECTOR
STARTING
COOLING
FAN MOTOR
DOOR SW-R
R-LAMP
M
C
M
FAN MOTOR
PWB ASSY, MAIN
DISPLAY CONTROL P.W.B
CIRCUIT DIAGRAM
1 2 3 4 5 6 7 8 9
GY
A
PR BL YL
RD BN WH WH
BO
1 2 3 4 5 6 7 8 9
• THE PLUG TYPE,
CAPACITOR PART,
COMPRESSOR EARTH
PART ON CIRCUIT
DIAGRAM ARE SUBJECT
TO CHANGE IN DIFFERENT
LOCALITIES AND ACCORDANCE
WITH MODEL TYPE
COMPRESSOR EARTH
PART ON CIRCUIT
DIAGRAM ARE SUBJECT
TO CHANGE IN DIFFERENT
LOCALITIES AND ACCORDANCE
WITH MODEL TYPE
• WHEN STARTING CAPACITOR
IS NOT USED, NO.3,4 OF PTC
START IS CONNECTED
INTERNALLY
START IS CONNECTED
INTERNALLY
M
3854JD1026A
BK:BLACK
YL:YELLOW
SB:SKY BLUE
BN :BROWN
GN:GREEN
PK :PINK
RD:RED
BL :BLUE
GN/YL:GREEN/YELLOW
BO:BRIGHT ORANGE
PR:PURPLE
GY:GRAY
WH/BK:WHITE/BLACK
WH:WHITE
B
9 8 7 6
4 3 2 1
5
BL
YL
BK
GY
BN
BL
FUSE-M
( 72
˚C
)
SHEATH HEATER
GY
RD
B
A
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ïOãOÑàãúHàäÄ à ÑÖêÜàíÖ ÖÉO èOÑ
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Çõ ÇëÖÉÑÄ MOÉãà ä HÖMì OÅêÄíàíúëü
Ç ëãìóÄÖ
HÖOÅïOÑàMOëíà.
íôÄíÖãúHO èêOóíàíÖ ÑÄHHOÖ
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èOãúáOÇÄíÖãü èÖêÖÑ HÄóÄãOM
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Çõ ÇëÖÉÑÄ MOÉãà ä HÖMì OÅêÄíàíúëü
Ç ëãìóÄÖ
HÖOÅïOÑàMOëíà.
REFRIGERATOR-
FREEZER
FREEZER
OWNER'S MANUAL
PLEASE
READ THIS OWNER'S MANUAL
THOROUGHLY BEFORE OPERATING
AND KEEP IT HANDY
FOR REFERENCE AT ALL TIMES.
READ THIS OWNER'S MANUAL
THOROUGHLY BEFORE OPERATING
AND KEEP IT HANDY
FOR REFERENCE AT ALL TIMES.
CH01
P/NO. 3828JD8178J
(095)742-77-77
11
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‚˚ÔÓÎÌËÚ ÓÔ‡ˆËË,
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ıÓÎÓ‰ËθÌË͇
ÄÌÚËÍÓ̉ÂÌÒ‡ˆËÓ
Ì̇fl Ú۷͇
Anti-Condensation
Pipe
12
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„Ófl˜ÂÈ ‚Ӊ ËÎË ‚ ‡ÒÚ‚Ó ÏÓ˛˘Â„Ó Ò‰ÒÚ‚‡.
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„Ófl˜ÂÈ ‚Ӊ ËÎË ‚ ‡ÒÚ‚Ó ÏÓ˛˘Â„Ó Ò‰ÒÚ‚‡.
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OÒÚÓÓÊÌÓ!
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