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91 MAINTENACE
CHV
5 COM PACT MULTI VRF UNIT
SERVICE M ANUAL
2.19 IPM Module Protection Error
Compressor Drive Board and IPM
Module Protection
Check if the compressor runs or not before
the IPM module comes into protection
When the compressor comes into
protection after running for a period of
time, then check if the screws of the
IPM module are tightened.
Check if the connection of the power
cards of the main board and the drive
board is in good condition
If the screws of the IPM module are
already tightened, power the unit on
again and see if it will still come into
protection
Replace the compressor drive board and see
if it will still come into protection
Replace the broken-down compressor
It is finished
YES
NO
NO
YES
YES
YES
NO
YES
Summary of Contents for CHV-5S224SNMX
Page 1: ...CHV5 COMPACT MULTI VRF UNIT SERVICE MANUAL R410A 50 60Hz...
Page 3: ...1 PRODUCT CHV5 COMPACT MULTI VRF UNIT SERVICE MANUAL PRODUCT...
Page 11: ...0 900 CONTROL CHV5 COMPACT MULTI VRF UNIT SERVICE MANUAL CONTROL...
Page 50: ...INSTALLATION 0 48 0 CHV5 COMPACT MULTI VRF UNIT SERVICE MANUAL INSTALLATION...
Page 74: ...MAINTENACE 0720 CHV5 COMPACT MULTI VRF UNIT SERVICE MANUAL Maintenace...
Page 120: ...MAINTENACE 01180 CHV5 COMPACT MULTI VRF UNIT SERVICE MANUAL...