Ipm Error (Detail Code 101) - Mitsubishi Electric PURY-(E)P200 Service Handbook

[ IX Troubleshooting ]
1. Error Code
4250
4255

IPM error (Detail code 101)

2. Error definition and error detection method
In the case of 4250
Overcurrent is detected by the overcurrent detection resistor (RSH) on the inverter board.
In the case of 4255
IPM error signal is detected.
3. Cause, check method and remedy
In the case of 4250
Cause
(1) Inverter output related
In the case of 4255
Cause
(1) Fan motor abnormality
(2) Fan board failure
Refer to section - 7 - "Inverter" under part [4] "Trouble shooting principal parts" for error codes related to the
inverter.(page 271)
HWE07130
Check method and remedy
Refer to 9 [4] - 7 - (2) [1] - [4].(page 273)
Check the IGBT module resistance value of the inverter board, if no
problems are found.
(Refer to the Trouble shooting for IGBT module)
Check method and remedy
Refer to 9 [4] - 7 - (2) [5].(page 274)
Refer to 9 [4] - 7 - (2) [6].(page 274)
- 198 -
GB