:
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
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DIAGNOSIS AND SOLUTION (CONT)
Compressor Driven Chip EEPROM Parameter Error (PC40)
Description:
Outdoor PCB main chip does not receive feedback from the compressor driven EEPROM chip.
Recommended parts to prepare:
• Outdoor main PCB
• Electric control box
Troubleshooting and Repair:
Replace the electric control box.
Problem solved.
YES
Shut off the power supply. Wait
2 minutes then turn back on.
?
Is it still displaying
the error code ?
NO
Replace the
outdoor main board.
NO
Can the
system run as
designed?
