Compensation Circuit For Weak-Cold, Over-Cold At Freezing Room - LG GR-GR-L257BTBA Service Manual

EXPLATION FOR MICOM CIRCUIT

2. Compensation circuit for weak-cold, over-cold at freezing room

1) GR-P257, L257, P217, L217
Temperature compensation in CUT
JCR1
JCR2
JCR3
JCR4
Compensation
for weak-cold
JCR3 JCR4
CUT
CUT
CUT CUT
CUT
CUT
CUT
CUT
CUT CUT
CUT
CUT CUT
u The above option circuit is a circuit to compensate for temperature at the cold storage room by simply cutting in service.
+1 °C
+2 °C
+1 °C
-1 °C
-2 °C
-1 °C
Compensation
for over-cold
JCR1 JCR2
CUT
CUT
CUT
CUT
CUT
CUT
CUT
2) GR-C257, B257, C217, B217
Temperature compensation value
at cold storage room
0 °C (In shipment from factory)
-1 °C
-1 °C
+1 °C
CUT +1 °C
-2 °C
CUT +2 °C
CUT
CUT
-1 °C
CUT +1 °C
CUT
- 49 -
Remarks
0 °C
0 °C
0 °C
0 °C
0 °C