Error Code Explanation - LEGALLAIS HB300 Manuel De Mise En Service, D'opération Et D'entretien

WARNING!
The cover of the electric heating can be removed only by a technician;
failure to this warning may cause electric shock or other danger.

Error code explanation

6.5.
Display Malfunctioning description
E0
Error of sensor T5U
E1
Error of sensor T5L
E2
Tank and wired controller communication error
E4
Evaporation pipe temperature sensor error
E5
Ambient temperature sensor error
E6
Discharge pipe temperature sensor error
E7
Heat Pump system error
E8
Electric leakage error. The control indicates electric leakage error at L, N >
14mA.
E9
TH sensor condenser failure
P1
System high pressure protection error
P2
Discharge pipe temperature overhigh error
P3
No current flowing in compressor
P4
Compressor overloading error
P8
No current flowing in electric heater
P9
Upper e-heater overloading error
LA
Ambient temperature is not fit for heat pumps, change the mode to E-heater
mode
Remark:
If you perceive defective operation of the appliance, please turn to either a contracted
service shop or our to our customer service.
Control panel
Water tank
Table 4.5.-1.
Electric heating Compressor
Pressure switch
Compressor
T3: Pipe temperature sensor
⋅
T4: Environmental temperature
⋅
sensor
T5L: Tank temperature sensor
⋅
(lower)
TSU: Tank temperature sensor
⋅
(upper)
TP: Discharge temperature sensor
⋅
TH: Air reflow temperature sensor
⋅