Sanyo C1852 Service Manual page 36

11. SERVICE PROCEDURES
C. Check compressor motor magnetic contactor.
• Check coil resistance of
compressor motor magnetic
contactor.
D .Check indoor unit P.C.B.
• Check P.C.B. Ass'y.
• Check voltage between
terminals No.1 and No.2 at
terminal plate.
P.C.B. Ass'y is defective.
F. Check float switch.
• Refer to "11. (3) Drain Pump Control"
Is drainage prevented from
flowing ?
• Check drain hose.
(PR)
1896_X_S
No voltage appears.
1897_X_S
NO (Wait for 20 minutes.)
YES
– 36 –
E. Check outdoor unit P.C.B.
(CL1822 Type)
• 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.
• Check float switch (FS).
0629_X_S
1335_X_S
SM830079