Service manual

ESIE05-03 Troubleshooting
Part 3 – Troubleshooting 3–7
33
4
5
1
Troubleshooting
Caution Be sure to turn off power switch before connect or disconnect connector, or parts damage may be
occurred.
Is
thermostat changed
and reset
again?
Is
operation lamp on
LCD
remote controller
flashing?
Is
operation switch pressed
repeatedly?
Is there power failure?
Is power
switch OFF or fuse for power
switch blown?
Possibly ftaulty electric
component
Wireless
remote controller
Is operation lamp on indoor
unit signal receiving
section flashing?
Turn on power switch or replace fuse.
If high-harmonics circuit breaker is not
used on inverter compressor, have the
circuit breaker replaced.
Wait until power returns.
Normal. Equipment starts
operation 3 minutes later (3-min
standby).
Diagnose based on error code
on remote controller.
Normal. Equipment starts
operation 3 minutes later (3-min
standby).
Diagnose based on error code
on remote controller.
Check electric system.
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
YES
(S2575)
ESIE05-03.book Page 7 Wednesday, April 6, 2005 4:09 PM