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SiENBE04-808_A
Troubleshooting
Service Diagnosis
116
4.11 DC Fan Lock
Remote Control
Display
E7
Method of
Malfunction
Detection
An error is determined with the high-voltage fan motor rotation speed detected by the Hall IC.
Malfunction
Decision
Conditions
The fan does not start in 15 ~ 60 seconds (depending on the model) even when the fan
motor is running.
If the error repeats 16 times, the system is shut down.
Reset condition: Continuous run for about 11 minutes (50 class: 5 minutes) without any
other error
Supposed
Causes
Disconnection of the fan motor
Foreign matters stuck in the fan
Defective fan motor
Defective outdoor unit PCB
Troubleshooting
Check No.15
Refer to P.152
(R11708)
Caution
YES
YES
NO
YES
NO
NO
YES
NO
Turn on the power.
Rotate the fan.
Check No. 15
Check the rotation pulse input on
the outdoor unit PCB.
Turn off the power and
reconnect the connector.
Remove them.
Replace the outdoor fan
motor.
Replace the outdoor unit
PCB.
Fan motor
connector disconnected?
Foreign matters
in or around the fan?
Replace the outdoor fan
motor.
Fan rotates
smoothly?
Pulse signal
generated?
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
SiENBE04-808_A.pdf 128
21/02/2011 13:20:02
Содержание ARXS20G2V1B
Страница 13: ...SiENBE04 808_A 1 List of Functions Part 1 List of Functions 1 Functions 2 1 1 Cooling Only 2 1 2 Heat Pump 3 ...
Страница 17: ...SiENBE04 808_A 5 Specifications Part 2 Specifications 1 Specifications 6 1 1 Cooling Only 6 1 2 Heat Pump 9 ...
Страница 297: ...Outdoor Unit RK X S50G2V1B ARXS50G2V1B SiENBE04 808_A 285 Removal Procedure ...