SG-38MPRA-02 Specifications subject to change without notice. 37
P2 (High temperature protection of IPM module diagnosis and solution)
Description: If the temperature of IPM module is higher than limited value, the LED displays this failure code.
Recommended parts to prepare:
• Faulty PCB
• Connection problems
Troubleshooting
Check the fastening screws on the
PCB and IPM radiator.
Are they
fixed tightly?
Replace the outdoor
control PCB.
Tighten the screws and apply
silicon grease.
NO
YES
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