42
E. Check fuse on the indoor PCB Ass'y.
F. Check TIMER on the remote control unit.
OK
OK
OK
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
• Measure resistance of indoor fan
motor winding. (FMI )
• Measure resistance of outdoor fan
motor winding. (FMO)
OK
• Measure resistance of flap
motor winding. (FLP)
Measure resistance of either power
relay or magnetic contactor. (MG)
If fuse has been blown,
Measure resistance of PTC
thermistor. (PTC)
Replace the fuse.
• Timer is turned ON. Check to see
if "ON" is displayed on remote
control
YES
Press TIMER SELECT button to
select NORM.
(NORM. is position when
neither ON nor OFF appears
on display.)
Содержание GR180C5TAA
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