A6-10-12-14-16 - Fan Motor Abnormality - Overcurrent Or Ipm Protection - Daikin VAM350J8VEB Service Manual

3 | Troubleshooting
3.2.7 A6-10-12-14-16 – Fan motor abnormality - overcurrent or IPM protection
Service manual
26
draft – 07/02/2022 15:12
VAM-J8 units
Trigger
PCB detects too high
current.
Sub code Unit
10 VAM350~650J8
VAM800+1000J8
VAM1500+2000J8
12 VAM350~650J8
VAM800+1000J8
VAM1500+2000J8
14 VAM1500+2000J8
16 VAM1500+2000J8
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed order.
1 Check the power supply to the indoor unit. See Power supply.
Possible cause:
▪ Faulty or disturbance of the power supply (imbalance),
▪ Phase missing,
▪ Power drop,
▪ Short circuit.
2 Depending on your unit, perform a check of the appropriate indoor unit fan
motor (see table above). See Indoor unit fan motor.
Possible cause: Faulty indoor unit fan motor.
3 Depending on your unit, perform a check of the appropriate indoor unit fan
PCB (see table above). See Indoor unit fan PCB.
Possible cause: Faulty indoor unit fan PCB.
4 Perform a check of the indoor unit main PCB. See Indoor unit PCB.
Possible cause: Faulty indoor unit main PCB.
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
Effect
Units will stop operating.
Fan motor
Supply air
Supply air
Supply air (bottom)
Exhaust air
Exhaust air
Exhaust air (bottom)
Supply air (top)
Exhaust air (top)
Reset
Remote controller reset.
Fan PCB
M1F A2P
M2F A3P
M2F A3P
M2F A2P
M1F A2P
M1F A2P
M4F A5P
M3F A4P
VAM350~2000J8VEB + EKVDX32~100A2VEB
VRV system air conditioner
ESIE22-07 – 2022.02