Compressor Troubleshooting - Kenmore 795.70332.410 Service Manual

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12. Compressor Troubleshooting

PCB Check (Simplify)
Test Mode
TEST1
Troubleshooting
Cooling
A-inverter
Con201
Power Off
Disconnect
Ref.
FC75(A-Inverter)
Forced Starting TDC (Full Stroke)
LED blink 1
Recheck
LED blink 7
Reset
LED blink 5
Y
LED
Not
Blink?
N
LED blink2
LED blink6
Check C
H e a y v R e p a r i
TEST 1 Mode
Time>30sec
Power On
& V≒200
N
Replace Driver PCB
Comp
Display & sound
Display ON, Buzz 1 time
Reset LED blink 1
Comp.
Check?
Reset LED blink 7
N
Comp.
N
Reset LED blink 5
Work?
Y
Y
Heavy Repair Leakage?
Comp.
Reset LED blink2
Work?
Y
Y
Refrigerant
Heavy Repair
leak?
Comp.
Reset LED blink6
Work?
Y
N
Y
Heavy Repair Leakage?
IPM output
N
Comp.
>
Work?
80V-20%
Y
Y
Y
Refrigerant N
R e c h e k c
leak ?
- 59 -
Protection Logic
Y
PCB OK
Check Voltage about 200V
past 30second after turn on
Refer
Replace Driver PCB
Y
Replace Driver PCB
N
Comp.
Replace Comp.
Check?
N
Recheck
Comp.
N Harness Y N
Check?
Check?
N
Fix Harness
N
Recheck
N
N
Comp.
Check?
Recheck
N
Replace Driver PCB
N
Comp.
Check?