11. SERVICE PROCEDURES
C. Check compressor motor magnetic contactor.
•Check coil resistance of compressor motor magnetic
contactor.(PR)
1896_X_S
D .Check indoor unit P.C.B. | E. Check outdoor unit P.C.B. |
| (CL1822 Type) |
•Check P.C.B. Ass’y.
•Check voltage between terminals No.1 and No.2 at terminal plate.
No voltage appears.
P.C.B. Ass’y is defective.
1897_X_S
•Check P.C.B. Ass’y.
•Check voltage between terminals No.5 and No.6 at terminal plate.
No voltage appears.
P.C.B. Ass’y is defective.
1335_X_S
F.Check float switch.
• Refer to “11. (3) Drain Pump Control”
Is drainage prevented from flowing ?
YES
• Check drain hose.
NO (Wait for 20 minutes.)
• Check float switch (FS).
0629_X_S
SM830079
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