SiBE041401E
Troubleshooting
Service Diagnosis
90
Troubleshooting
Check No.17
Refer to P.98
Check No.19
Refer to P.99
Note:
Refer to Silicon Grease on Power Transistor / Diode Bridge on page 110 for detail.
Caution
Turn off the power and turn it on
again
to start the system.
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
(R19529)
NO
NG
OK
NO
YES
Check the radiation fin
temperature.
NO
YES
YES
Above
A
˚C?
Check No. 19
Check the outdoor fan.
Error displayed again?
Has the PCB been
replaced?
Check if silicon grease is
applied properly on the
radiation fin. If not, apply
the silicon grease.
Replace the outdoor unit
PCB.
Replace the outdoor fan
motor.
Correct the connectors and
fan motor leads.
Replace the outdoor unit
PCB.
YES
NO
Radiation fin dirty?
Clean up the radiation fin.
Check the installation
condition.
Go to
Check No. 17
.
A
(°C)
20/25/35 class
98
50 class
85
Summary of Contents for FTXG20LV1BW
Page 12: ...SiBE041401E 1 List of Functions Part 1 List of Functions 1 Functions 2...
Page 14: ...SiBE041401E 3 Specifications Part 2 Specifications 1 Specifications 4...
Page 60: ...SiBE041401E 49 Remote Controller Part 5 Remote Controller 1 Remote controller 50...
Page 113: ...SiBE041401E Check Service Diagnosis 102 50 class Diode bridge R19944...
Page 127: ...Revision History Month Year Version Revised contents 03 2014 SiBE041401E First edition...