Johnson ICEBERG Serie Manuel D'instructions page 111

ERROR
UPPER UNIT MALFUNCTION OR
DISPLAY No.
CODE
High temperature
33 protection of air side heat
exchanger temperature(T3).
High temperature
65
protection of inverter
module
DC bus low voltage
116
protection
Inverter or compressor
134
protection
DC bus low voltage
135
protection.
DC bus high voltage
136
protection
Current sampling error of
137
PFC circuit
138
Rotating stall protection
139
Zero speed protection
Phase loss protection of
141
compressor
EXV1 fault
121
T4 sensor out of
106
operation range.
In winter, if the unit has E0 and Hb malfunction and the unit is not repaired in time, the water pump
and pipeline systerm may be damaged by freezing, so E0 and Hb malfunction must be repaired in time.
PROTECTION
50
V.1