Sanyo KHS1852 Air Conditioner User Manual


 
57
C. Check remote control unit.
D. Check fuse on the indoor PCB Ass'y.
E. Check TIMER on the remote control unit.
Timer is turned ON. Check to see
if is displayed on remote
control.
YES
Cancel the timer mode.
ON
OK
OK
Check fuse on indoor PCB Ass'y
for continuity. (F)
Check operation lamp to see
if light is ON.
Light is OFF
Measure resistance of primary and
secondary winding of transformer.
(TR)
Indoor PCB Ass'y or switch Ass'y is
defective.
OK
OK
Measure resistance of indoor and/or
fan motor winding.
(FM)
Measure resistance of compressor
motor winding. (CM)
OK
Measure coil resistance of power
relay. (PR)
Replace the fuse.
If fuse has been blown,
OK
Try to run with another remote
control unit.
First remote control unit is defective.
Check for residue buildup on
transmitter of remote control unit.
Check for residue buildup on remote
control receiver on front of indoor
unit.
Clean transmitter.
Clean receiver.
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