Outdoor Unit Error Code Explanation - Baxi RZNK50 Installations- Und Hilfehandbuch

8.2.

OUTDOOR UNIT ERROR CODE EXPLANATION

ERROR CODES
C1
C2
C3
C6
C8
H1
DESCRIPTION
Ambient temperature
sensor "Tao" failure
Defrosting temperature
sensor "Tdef" failure
Discharge temperature
of inverter compressor
"Td" failure
Suction pipe
temperature of
compressor "Ts" failure
Coil Center temperature
sensor "Tcm" failure
DC inverter compressor
high pressure switch
"HPS" failure
RECOVERY OR
NOT
YES
YES
YES
YES
YES
YES
29
PROBLEM POSSIBLE
REASONS
Temperature sensor
failure or test
temperature exceed
limit
Sensor connection is
incorrect
Outdoor unit PCB failure
Temperature sensor
failure or test
temperature exceed
limit
Sensor connection is
incorrect
Outdoor unit PCB failure
Temperature sensor
failure or test
temperature exceed
límit
Sensor connection is
incorrect
Outdoor unit PCB failure
Temperature sensor
failure or test
temperature exceed
limit
Sensor connection is
incorrect
Outdoor unit PCB failure
Temperature sensor
failure or test
temperature exceed
limit
Sensor connection is
incorrect
Outdoor unit PCB failure
System pressure
exceed high pressure
switch limit
High pressure switch
failure
Instantaneous power-off
Stop valve closed
Outdoor unit fan stop or
air outlet block
In heating mode indoor
unit fan stop or EXV
block