Mitsubishi Heavy Industries FDT90VNPWVH Service Manual page 107

Error code Error code
Remote control: Remote controller: E58 E58
1. Applicable model
All models
2. Error detection method
When the current safe control
has operated at the compressor
speed of 30 rps or under.
3. Condition of Error displayed
Same as above
4. Presumable cause
• Excessive refrigerant amount
• Indoor, outdoor unit installation
spaces
• Faulty compressor
• Defective outdor air temperature
sensor
• Defective outdoor unit PCB
Note:
LED LED Green Green Red Red
Keeps flashing Stays Off
Indoor
Indoor Keeps flashing Stays OFF
3 time flash
Outdoor
―
5. Troubleshooting
Diagnosis
Is the refrigerant
amount nomal ?
YES
Is outdoor
ventilation condition
good ?
YES
Inspect
compressor.
YES
Inspect
outdoor air temperature
sensor.
106
-
Content
Content
Current safe stop
Current safe stop
(Model SRC40 - 60)
NO
NO
NO
NO
YES
-
'19 • PAC-SM-334
Countermeasure
Adjust the refrigerant
amount properly.
Secure space for inlet and
outlet.
Replace compressor.
Replace sensor.
Defective outdoor unit
PCB Replace.
(Defective outdor air
temperature sensor input
circuit)