– 1 –
2
Lighting mode of the self-diagnosis lamp
) 3HS81-CAR(pmal sisongaid-fles eht fo edom gnithgiL
DC VOLTAGE MEASURING POINT(-)(IPM N)
DC VOLTAGE MEASURING POINT(+)(IPM P)
2.
( )
LD301(RED)
LD302(RED)
LD303(RED)
TEST SWITCH
黑
棕
蓝
( )
SELF-CHECK CONNECTOR（CN30）
OUTDOOR FAN CONNECTOR（CN24）
1.IF AC VOLTAGE INPUT ABNORMAL
-FOLLOW STANDARD AC VOLTAGE
INPUT
(OVER STANDARD VOLTAGE±10%),
2.IF AC VOLTAGE INPUT IS NORMAL
(WITHIN±10%),-CHANGE P.W.B.s
1.DIAGNOSIS FOR REVERSING VALVE OPERATION ERROR;
CHECK REVERSING VALVE WIRE CONNECTION EITHER WIRE BROKEN OR
NOT.IF OK,CHECK 3A FUSE.IF BROKEN,REPLACE FUSE OR P.W.B.s
3 9
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