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Troubleshooting
SiENBE04-925_A
86
Service Diagnosis
4.9
OL Activation (Compressor Overload)
Remote Control
Display
E5
Method of
Malfunction
Detection
A compressor overload is detected through compressor OL.
Malfunction
Decision
Conditions
If the error repeats twice, the system is shut down.
Reset condition: Continuous run for about 60 minutes without any other error
∗
The operating temperature condition is not specified.
Supposed
Causes
Defective discharge pipe thermistor
Defective electronic expansion valve or coil
Defective four way valve or coil
Defective outdoor unit PCB
Refrigerant shortage
Water mixed in refrigerant
Defective stop valve
Troubleshooting
Check No.04
Refer to P.118
Check No.05
Refer to P.119
Check No.06
Refer to P.120
Check No.11
Refer to P.122
(R11999)
Caution
YES
NG
∗
Discharge pipe thermistor
NO
OK
OK
NG
∗
Refrigerant shortage
∗
Water mixed
∗
Stop valve
NG
OK
NG
OK
Insert the thermistor in
position.
Replace the discharge pipe
thermistor.
Replace the electronic
expansion valve or the coil.
Refer to the refrigerant line
check procedure.
Replace the outdoor unit
PCB.
Replace the four way valve
or the coil.
Replace the outdoor unit
PCB.
Discharge pipe
thermistor disconnected?
Check No. 06
Check the thermistors.
Check No. 05
Check the four way valve.
Check No. 11
Check the refrigerant line.
Check No. 04
Check the electronic
expansion valve.
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
SIENBE04-925_A_FRONT.pdf 101
24/02/2011 13:53:56
Содержание RXL25G2V1B
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 ...