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SM830078
12. SERVICE PROCEDURES
C. Check compressor motor magnetic contactor.
F. Check float switch. (XS Type only)
• Refer to “2-3 Drain Pump Control”
D. Check indoor unit P.C.B.
1036_X_S
• Check voltage between
terminals L1 and L2 at
terminal plate.
• Check P.C.B. Ass’y.
No voltage appears.
P.C.B. Ass’y is defective.
E. Check outdoor unit P.C.B.
(CL3632 Type)
• Check coil resistance of
compressor motor magnetic
contactor. (52C)
1035_X_S
0628_X_S
• Check voltage between
terminals No.2 and No.4 at
terminal plate.
• Check P.C.B. Ass’y.
No voltage appears.
P.C.B. Ass’y is defective.
0629_X_S
Is drainage prevented from
flowing ?
• Check drain hose.
YES
• Check float switch (FS).
NO (Wait for 20 minutes.)