hajdu HB300 Handleiding Voor Installatie, Gebruik En Onderhoud pagina 81
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E1
T5L sensor error.
E2
Communication error between the water tank and the wired controller
.
E4
Evaporation pipe temperature sensor error
E5
Ambient temperature sensor error.
E6
Compressor discharge pipe temperature sensor error
E7
Heat Pump system error
Leakage current error. If L, N> 14mA, the control indicates leakage
E8
current error.
T3 sensor – compressor discharge pipe sensor error
E9
EE
Electrical heater circuit not closed, broken wire
EF
Timer error, error of the timer control
Ed
E-EPROM chip error
P1
Overpressure protection error
P2
Discharge pipe overheating error
P3
No current flowing in the compressor
P4
Compressor overload error
The ambient temperature does not meet the operating conditions of
LA
the heat pump; the appliance switches to E-heater mode
automatically
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
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