Sanyo C1852 Service Manual page 33
Split system air conditioner
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Also See for C1852:
- Technical & service manual (83 pages) ,
- Installation instructions manual (27 pages) ,
- Specification sheet (3 pages)
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11. SERVICE PROCEDURES
C. Check "Operation selector" switch in the indoor unit.
• Has "Operation selector"
switch been set to ON
position ?
Set "Operation selector"
switch to ON.
Switch Ass'y or P.C.B.
Ass'y in the indoor unit
is defective.
D. Transformer in indoor unit.
• Check resistance of
transformer winding. (TR1)
E. Check. auxiliary relay.
• Check coil resistance of
auxiliary relay.
YES
NO
But neither unit runs.
1033_X_S
(RY1-RY5)
1894_X_I
– 33 –
IND. LAMP Ass'y or P.C.B.
Ass'y in the indoor unit
is defective.
SM830079
0617_X_S
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