VM600
- 25 -
Fault
code
Fault type
Reason
Solution
2. The air filter is blocked.
3. The fan is damaged.
4. The IGBT is damaged.
3. Replace the fan.
4. Ask for technical service.
Err15
External equipment
fault
External fault signal (DI) triggers
1. Check the input DI terminal
Err16
Communication
fault
1. The PC is in abnormal state.
2. The communication cable is
faulty.
3. The communication parameters
of FC group are set improperly.
1. Check the cabling of the PC.
2. Check the communication cabling.
3. Set the communication parameters
properly.
Err18
Current detection
fault
1. Current detection circuit is
abnormal.
2. Control circuit is abnormal.
1. Ask for technical service.
Err21
Data overflow
1. The control board is abnormal.
1. Ask for technical service.
Err22
On-power
EEPROM check
fault
1. The EEPROM chip is damaged.
1. Ask for technical service.
Table 6-1-1 Faults and solutions
