Allied 4DHV Mini-Split Series - Error Codes and Troubleshooting; Error Code P2 Diagnosis

508067-01 Issue 2016 Page 71 of 75
Error Code: P2
Description: High Temperature Protection of IPM module Diagnosis and Solution
General Note: If the temperature of IPM module is higher than setting value, the LED displays this failure code.
NO
Tighten the screws and apply
silicon grease.
Check the fastening screws on the
PCB and IPM radiator.
Are they
fixed ti
g
htl
y
?
YES
Replace the outdoor
control PCB.