Service and Parts Manual (2019, 2020, 2021, 2022)
Table Of Contents
- INTRODUCTION
- SPECIFICATIONS
- INSTALLATION
- MAINTENANCE
- R-410A SEALED SYSTEM REPAIR
- TROUBLESHOOTING
- Diagnostic Codes
- Outdoor Unit
- Outdoor Unit When The Compressor Is In Operation
- Indoor Unit
- Led Display
- Test the jumper terminals
- Protection Circuit Fault Isolation
- Compressor Fault Isolation
- Electric FIlter Board Fault Isolation
- Electrical Communication Fault ISOLATION
- Unit does not run
- Error Code 39-DC FAN
- Error Code 39-PG Fan
- Error Code 9
- Error Code 13
- Error Code 8
- Error Code 15
- Error Code 16 Cooling Mode
- Error Code 16 Heating Mode
- Error Code 21 Cooling Mode
- Error Code 11 EEPROM Fault
- Error Code 20
- Error Code 33
- Error Code 34
- Error Code 14
- Error Code 1
- Error Code 2
- Error Code 6
- COMPONENTS TESTING
- WIRING DIAGRAMS
- PARTS CATALOG
- Introduction
- 115V Indoor Unit 9-12K
- 230V Indoor Unit 9-12K
- 230V Indoor Unit High Seer 9K
- 230V Indoor Unit High Seer12K
- 230V Indoor Unit 18K
- 230V Indoor Unit 24K
- 230V Indoor Unit 36k
- 115V Outdoor Unit 9K
- 115V Outdoor Unit 12K
- 230V Outdoor Unit 9k
- 230V Outdoor Unit 12k
- 230V Outdoor Unit 18k
- 230V Outdoor Unit 18k
- 230V Outdoor Unit 24k
- Outdoor Unit 36k
- 230v Outdoor Unit 9K HIGH SEER
- 230V Outdoor Unit 12K HIGH SEER
- APPENDIX
- LIMITED WARRANTY
- CUSTOMER SATISFACTION and QUALITY ASSURANCE
- FRIEDRICH AUTHORIZED PARTS DEPOTS
65 PB
TROUBLESHOOTING
Error Code 33
Error code 33
Indoor
sensor
temperature
Error code 34
Indoor Coil
sensor
trouble
Take out the red
connector
sensor.Measure the
resistance of sensor
Replace the
indoor control
board
Take out the white
connector
sensor.Meaure the
resistance of sensor
Replace the
sensor
Error code 14
Outdoor
temperature
sensor in trouble
Error code 1
Outdoor coil
sensor in trouble
Error code 2
Outdoor Compressor
exhaust temperature
sensor in trouble
Take out the yellow
Connector
sensor,Meaure the
resistance of sensor
Take out the black
connector
sensor,Meaure the
resistance of sensor
Replace the sensor
Replace the outdoor
Take out the black
connector sensor,
Meaure the resistance
of sensor
control board
No
Yes
Does the resistance
of the sensor have
the characteristics on
sensor parameter
Does the resistance
of the sensor have
the characteristic on
part sensor parameter
Error code 6 Voltage
of power supply is
abnormal
Is the voltage of
power supply normal
of AC 160~270V
Normal
Outdoor control
board fault, replace it.
protection
No
Yes
No
Yes
The Voltage protection values is different according to the model
AC voltage test point: Sensor test point:
Fig. 712
Error Code 34
Error Code 14
Error Code 1
Error Code 2
Error Code 6