Troubleshooting
SiENBE04-925_A
116
Service Diagnosis
Troubleshooting
Correct the power supply.
Replace the PM1. (Replace
the outdoor unit PCB.)
Check for such factors for a
long term.
∗
Try to restart a few times.
(R8402)
Caution
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
NO
YES
YES
NO
YES
(Precaution before turning on the power again)
NO
Replace the fan motor or
the outdoor unit PCB.
Check the supply voltage.
Rotate the fan by hand.
Disturbance factors
∗
Noise
∗
Power supply distortion
Repeat a few
times.
Make sure the power has been off for
at least 30 seconds.
Turn on the
power again. System
restarted?
Does the fan
rotate smoothly?
Supply voltage
as specified?
SIENBE04-925_A_FRONT.pdf 131
24/02/2011 13:53:57
Содержание Inverter FTXL20G2V1B
Страница 8: ...SiENBE04 925_A vi Table of Contents...
Страница 14: ...Introduction SiENBE04 925_A xii...
Страница 15: ...SiENBE04 925_A List of Functions 1 Part 1 List of Functions 1 Functions 2...
Страница 17: ...SiENBE04 925_A Specifications 3 Part 2 Specifications 1 Specifications 4...
Страница 20: ...Specifications SiENBE04 925_A 6 Specifications...
Страница 186: ...SiENBE04 925_A Outdoor Unit RXL20G2V1B Removal Procedure 171 4 Feature of the thermistors Step Procedure Points R9356...