LASA LS 3-A Installation, Use & Maintenance Manual page 43

MANUALE DI INSTALLAZIONE, USO E MANUTENZIONE
INSTALLATION, USE AND MAINTENANCE MANUAL
ANALYSIS OF SOME MALFUNCTIONS
The heating elements of the tank do not heat
- Check the fuses.
- The master power switch may be disconnected.
- Voltage may be insufficient or wiring may be incorrect.
- The temperature thermostat may be faulty.
The heating elements of the boiler do not heat
- Check the fuses.
- The master power switch may be disconnected.
- Voltage may be insufficient or wiring may be incorrect.
- The temperature thermostat may be faulty.
- The boiler heating thermostat was not rotated clockwise after the first water load when
the appliance was used for the first time.
- The safety thermostat (to be restored) was activated due to a malfunction of the main tem-
perature adjustment device.
The tank or boiler temperature cannot be set or is hard to be set
- The tank or boiler thermostat is faulty.
- The heating elements are not connected properly or are burnt (replace the damaged hea-
ting element).
Washing arms do not rotate
- Water pressure is insufficient.
- The manifolds or nozzles of the washing arms may be obstructed (disassemble and clean
the washing arms).
- The washing pump may be obstructed or faulty.
- Bulky dishes block washing arms rotation.
Rinsing arms do not rotate
- Water pressure is insufficient.
- The manifolds or nozzles of the rinsing arms may be obstructed (disassemble and clean
the washing arms).
- The rinsing pump, if any, may be obstructed or faulty.
- Bulky dishes block rinsing arms rotation.
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