Daikin 4MXS36NMVJU Service Manual

Troubleshooting for Outdoor Unit SiUS121630EA
170 Service Diagnosis
7.7 OL Activation (Compressor Overload)
Error Code
E5
Outdoor Unit LED
Display
A
j
1
i
2
h
3
i
4
h
5
h
Method of Error
Detection
A compressor overload is detected through compressor OL.
Error Decision
Conditions

If the error repeats, the system is shut down.

Reset condition: Continuous run for about 60 minutes without any other error
Supposed
Causes

Disconnection of discharge pipe thermistor

Defective discharge pipe thermistor

Disconnection of connector S40

Disconnection of 2 terminals of OL (Q1L)

Defective OL (Q1L)

Broken OL harness

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

Daikin 4MXS36NMVJU Specifications

General

Model	4MXS36NMVJU
Category	Air Conditioner
Heating Seasonal Performance Factor (HSPF)	4.0
Number of Connectable Indoor Units	4
Seasonal Energy Efficiency Ratio (SEER)	6.0
Refrigerant	R32
Indoor Units Compatibility	Compatible with various indoor units
Indoor Unit Dimensions (HxWxD)	Varies by model
Indoor Unit Weight	Varies depending on the connected indoor unit model
Operating Temperature (Cooling)	-10 to 46 °C
Operating Temperature (Heating)	-15 to 24 °C
Type	Multi-Split System