Operation Halt Due To Discharge Pipe Temperature Control; Sibe04 - Daikin FTXD60JV1B User Manual

SiBE04-101.book Page 101 Monday, October 15, 2001 3:08 PM

SiBE04-101

4.14 Operation Halt Due to Discharge Pipe Temperature Control

F3
Remote Controller
Display
Outdoor unit LED 5
A
Display
Method of
The discharge pipe temperature detected by the discharge pipe thermistor is used for discharge pipe
Malfunction
temperature control (stop or frequency step down control) .
Detection
Malfunction When an operation halt due to discharge pipe temperature error is confirmed 4 times, the system shuts
Decision down.
The compressor halts when the temperature detected by the discharge pipe thermistor is ≥ 114˚C.
Conditions
(It will be released < 85˚C)
The 4-time counter resets itself when no outdoor unit abnormality occurs within 60 minutes of compressor
operation (cumulative time) after the error generation.
Supposed Causes
Troubleshooting
Check No.1
Refer to P.119
Check No.20
Refer to P.125
Check No.15
Refer to P.123
Service Diagnosis
4 3 4
1 2 3
Activation due to insufficient refrigerant.
Activation due to disconnected discharge pipe thermistor.
Activation due to faulty 4-way valve.
Detection error due to faulty outdoor PCB.
Activation due to mixing of moisture in the pipes installed at site.
Activation due to faulty electronic expansion valve.
Activation due to faulty stop valve.
Be sure to turn off power switch before connect or disconnect connector,
Caution or parts damage may be occurred.
Is the
YES
discharge pipe thermistor
disconnected?
NO
Check No.1
YES
Is there any thermistor
abnormality?
NO
Check No.20
YES
Is there any electronic
expansion valve
abnormality?
NO
Check No.15
YES
Is there any refrigerant
system abnormality?
NO
3
4
Insert thermistor to right place.
Replace thermistor.
Replace electronic expansion
valve or coil.
Refer refrigerant system check.
· Insufficient refrigerant.
· Faulty 4 way valve operation.
· Mixing of moisture in refrigerant system.
· Faulty stop valve.
Replace PCB.
Troubleshooting
(R1061)
101