57
Appendix
Ⅰ
Ⅰ
(Reference for circuit diagnostics)
Note) C
→
Common, NO
→
Normal open, NC
→
Normal close
3. When it operates as above, it is normal and
when it does not operate, repair the
corresponding relay.
1. Measure the coil bisection of the relay and
check whether it works.
2. Measure the apex bisection for open circuit.
* Disconnect the wire connector from the main
PCB CN70, 71 and measure the following
items.
3-contact
terminal Relay
DC 12V(Operation)
DC 0V(Standstill)
DC 12V(Operation)
DC 0V(Standstill)
C-NO:SHORT
C-NC:OPEN
C-NO:OPEN
C-NO:SHORT
SHORT
OPEN
Category
Voltage of coil
terminal
Judge
2-contact
terminal Relay
Ref.1) Wire connector on the cabinet door.
Ref. 2) How to check relay failure
Summary of Contents for RB1955SWRB1955SH
Page 7: ...5 WARRANTY INFORMATION 7 ...
Page 11: ...11 Refrigeration Cycle and Cool Air Circulation Route 7 2 Cool Air Circulation ...
Page 33: ...33 Circuit Descriptions ...
Page 37: ...37 Diagnostics 5 If the defrost sensor of the freezer has trouble ...
Page 40: ...40 Diagnostics 11 5 If the refrigerator fan doesn t work ...
Page 41: ...41 Diagnostics 11 6 If the compressor cooling fan motor doesn t work ...
Page 43: ...43 Diagnostics ...
Page 45: ...45 Diagnostics 2 If beep sounds continuously 3 When the digital panel PCB does not light ...
Page 46: ...46 Diagnostics 4 When a button of the digital panel is not selected ...
Page 48: ...48 12 Illustrated Parts Catalog 12 1 Freezer ...
Page 50: ...50 Illustrated Parts Catalog 12 2 Refrigerator ...
Page 52: ...52 Illustrated Parts Catalog 12 3 Disassemblyof Door ...
Page 54: ...54 Illustrated Parts Catalog 12 4 Cabinet ...
Page 61: ...61 11 PCB Circuit Diagram ...