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4. Trouble Shooting 
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Items Contents
Purpose
Prevention of damage of IPM and PSCM/PFCM
Condition for Generation Heat sink temperature reaches the limit level.
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Items for checking Sub-items for checking
Installation Whether to shield
Outdoor Fan
Restoration of 
temperature
Checking for proper working
Checking for proper working
Replacing PCB
6.7 Troubleshooting Outdoor Error 
CH 62 (Heat sink High Error)