Rheem RHMV2421MNACJA Service Manual page 85

Troubleshooting 26
Outdoor unit fan motor 1 error
Detective actuators:
Outdoor unit main PCB
Outdoor unit fan motor
Detective details:
When outdoor fan rotation speed is less than 100rpm in 20 seconds
after fan motor starts, fan motor stops.
After fan motor restarts, if the same operation within 60sec is
repeated 3 times in a row, compressor and fan motor stops.
If and repeats 5 times in a row, compressor
and fan motor stops permanently.
Forecast of cause:
1. Fan rotation failure
2. Motor protection by surrounding temperature rise
3. Main PCB failure
4. Outdoor unit fan motor failure
Indicate or Display:
Indoor unit
Operation lamp: 9 times Flash,
Timer lamp
Wired remote control
Error code : [E : 97]
Outdoor unit (RP1736/1748HJVXA)
Mode Error
2
: Light OFF
03-35
: 7 times Flash
A B C D E
9 7
: Light ON n : n times blinking
F