25
Table 6.2
List of ODU error codes:
Error Code Error Definition and Description
Error
Code
Error Definition and Description
E0
ODU communication fault
XF1
PTC error
E1
Three-phase power supply phase
protection
F3
Error in temperature sensor at T6B plate heat
exchanger outlet
E2
Communication error between
indoor and outdoor units
F5
Error in temperature sensor at T6A plate heat
exchanger inlet
E4
Error in condenser temperature
sensor (T3) or ambient temperature
sensor
(T4)
P0
Inverter compressor top temperature protection
E5
Voltage protection
P1
High pressure protection
E7
Discharge temperature sensor fault
P2
Low pressure protection
E8
ODU address error fault
XP3
Compressor overcurrent protection
XE9
Drive mismatching fault
P4
Protection against excessive discharge
temperature of compressor
EL
Reserved
P5
High temperature protection of condenser
XH0
Communication error between
IR341 and master chip
P9
DC Fan Error
H1
Communication chip and master
chip communication fault
PF
Reserved
H2
ODU qty decrease fault
PL
Protection against excessive temperature of the
inverter module
H3
ODU qty increase fault
PP
Protection against excessively low discharge
superheat
Summary of Contents for KCT-03 SR
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