Midea V8 VRF Series User Manual

V8 VRF Indoor Units
93
Troubleshooting Guide
6.1.45 J01 - Motor failed more than once
Error display
Digital display
Display position
Panel, display box, and wired controller
Error impact
The faulty IDU stops. Other IDUs of the same system: operate normally.
ODU of the same system: operate normally.
Error trigger
If fan control faults have occurred 10 times in 120 min (1)
Error recovery
Automatic recovery
Possible cause
The fan drive faults have caused the motor to fail more than once.
Troubleshooting
J01 (1)
Enter the spot check
interface of the IDU to view
the fan error code
Take relevant
countermeasures according
to the error code
If the fault persists, please
contact the technical support
personnel of your dealer
Note:
1. Enter the spot check interface of the IDU to query fan drive fault code (see the table below). For specific
troubleshooting methods, please refer to this document.
No.
Error
code
Fan drive fault name
1
J1E
IPM (fan module) overcurrent protection
2
J11
Instantaneous overcurrent protection for phase
current
3
J3E
Low bus voltage fault
4
J31
High bus voltage fault
5
J43
Phase current sample bias error
6
J47
IPM (fan module) and IDU unmatched
7
J5E
Motor startup failure
8
J52
Motor blocking protection
9
J55
Speed control mode setting error
10
J6E
Phase lack protection of motor

Midea V8 VRF Series Specifications

General

Brand	Midea
Model	V8 VRF Series
Category	Air Conditioner
Language	English