Quick Maintenance By Error Code - Roland FAVORITE ON-OFF Series Service Manual

4. Quick Maintenance by Error Code

If you do not have the �me to test whether specific parts are faulty, you can directly change the required parts according
the error code.
You can find the parts to replace by error code in the following table.
Part requiring
replacement
Indoor PCB
Outdoor PCB
Indoor fan motor
Outdoor fan motor
Temperature sensor
T2 Sensor
T3 Sensor
Addi�onal refrigerant
Display board
E0 E1 E2 E3
x x
x x x
x x x
x x x
x x x
x x x
x x x
x x x
Troubleshooting
Error Code
E4 E5 e7
x x x x
x x x
x x x x
x x
x x x x
x x x x
x x x x
x x x
EC F2
x
x x
x x
x x
x x
x
x
x
x x