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Idiomas disponibles
Idiomas disponibles
10. CODES AND ALARMS ON PCB DISPLAY
1. DESCRIZIONE DEI COMPONENTI
Error Code
Description
Does not cool
Does not heat
When checking the FAN MOTOR and/or the PUMP, disconnect the power supply completely before touching their terminals or connectors.
If an open circuit is detected by the drain temperature sensor, the error is displayed 10 minutes after the appliance is activated.
If a closed circuit is detected by the drain temperature sensor, the error is displayed immediately.
Unit
Interested party
Fuse CF2
EH0618DC :250V
EH0618DC
T3.15A
EH1018DC
EH1018DC : 250V
EH1218DC
T3.15A
EH1618DC
EH1218DC: 250V T5A
EH1618DC: 250V T5A
EH0618DC
EH1018DC
Defrost
EH1218DC
heater
EH1618DC
4-WAY VALVE
Air recirculation (insuf-
ficient air circulation)
TEMP. SENSOR OUT-
BOUND
AND INCOMING
WATER
Gas leakage
Obstruction in the
PUMP or hydraulic
circuit
EH0618DC
EH1018DC
Electric expansion
EH1218DC
vessel
EH1618DC
Verification method
Troubleshooting
Check the electrical
If the fuse CF2 has blown,
continuity with
replace the MAIN PCB.
a tester [fig. 1]
Check the
Replace the DEFROST HEATER if
resistance with
it has blown
a tester
Check the resistance
In case of abnormal value,
with a tester [tables].
replace the coil.
Check the INSTALLA-
Correct the INSTALLATION posi-
TION site
tion to avoid obstruction of air
(obstruction of air
intake and outlet.
intake and outlet).
Check the
resistance with a tester
Replace sensor if faulty.
[tables].
Check the service
Recover the refrigerant, then
valve and refrigeration
recharge the prescribed mass.
circuit.
Check the
difference between
water inlet and outlet.
Remove the obstruction and
A high difference
resume operation.
means that the flow
rate is too low.
Check the resistance
Replace the EXPANSION VESSEL
with a tester .
if it has blown
EN
EN
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