<Inspection procedure>
1. Remove the front panel. (Remove 2 screws.)
2. Remove the cover of the fan motor lead wires.
3. Check AC voltage with CN31 connector while the fan motor is rotating.
NOTE :
• Using a tester, measure the resistance value of each winding coil.
• Use a thin test rod.
of "Judgment of Trouble by Every Symptom".
AFN-220-20-4D
• Do not disconnect the connector while the fan motor is rotating.
• For P.C. board side, proceed to the item "Only indoor fan does not operate"
1
3
5
1
2
3
2
1
3
2
1
3
2
1
3
2
1
3
CN31
CN33
P.C. board
WHI
BLK
RED
BLK
RED
WHI
BLU
PUR
GRY
BLU
PUR
GRY
Resistance value
Position (P.C. board)
Between 3 (Black) - 1 (Red)
Between 3 (Black) - 5 (White)
Between 1 (Red) - 5 (White)
249
±
17
Ω
373
±
26
Ω
622
±
44
Ω
BLK
WHI
RED
PUR
GRY
BLU
(For AC fan motor)
– 72 –
FILE NO. SVM-12050
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