Friedrich FPHMR24A3A Service Manual

88 PB
TROUBLESHOOTING
Outdoor Fault Codes
Fault code Fault description Possible reasons for
abnormality
How to deal with Remarks
ER "Communication between
main control board
& display board Fault
(displays on display
board)"
"1.The wiring between the
display board to the indoor
control board is connected
loosely;
2.The sequence of the wiring
between the display board to
the indoor control board is
wrong;
3.The wiring between the
display board to the indoor
control board fails;
4.The display board fails;
5.The indoor control board
fails."
"1. Reconnect the wiring
between the display board
to the indoor control board;
2. Replace the wiring
between the display board
to the indoor control board;
3. Replace the wiring
between the display board
to the indoor control board;
4. Replace the display
board;
5. Replace the indoor
control board."
THIS CODE IS ONLY
APPLICABLE TO
MODELS PRODUCED
IN THE YEAR 2021 OR
LATER .THIS CODE
CAN APPEAR IF THE
CIRCUIT BOARDS ARE
REPLACED ON OLDER
MODELS.

Friedrich FPHMR24A3A Specifications

General

Brand	Friedrich
Model	FPHMR24A3A
Category	Air Conditioner
Language	English