Commissioning; Troubleshooting - Gastro HT 50 Serie Instalación, Uso, Mantenimiento

THE MANUFACTURER WILL NOT BE
LIABLE FOR ANY DAMAGE OR INJURY
RESULTING FROM FAILURE TO
OBSERVING THE FOLLOWING RULES.
BEFORE DOING ANY MAINTENANCE,
COMPLETELY DRAIN OUT ALL WATER,
SHUT OFF THE POWER SUPPLY AND
CLOSE THE WATER SUPPLY COCK.
DO NOT USE WATER UNDER PRESSURE
- IT CAN DAMAGE THE ELECTRICAL
EQUIPMENT.
Only wash the body panelling when it is cold, using
only product specifically designed for steel.
If there is a risk of ice forming, drain the water from
the boiler and wash pump.
Identify the specific appliance model. The model
number is detailed on the packing and on the
appliance dataplate.
Do not tamper with appliance components.
Installation and appliance maintenance must be
carried out by qualified technicians authorized by
the manufacturer, in compliance with current safety
standards and the instructions in this manual.

15. COMMISSIONING

See Chapter " Instructions for installation ".

16. TROUBLESHOOTING

BY SETTING THE SWITCHER INTO THE ON POSITION
THE MACHINE DOES NOT START
Possible causes:
- There is no voltage in the electrical system;
The main switch is
-
corresponding fuses are burned-out;
- The machine connecting cable may be interrupted;
The conductors in the control panel terminal board
-
may be loosened;
- The machine line switch is inefficient;
- The conductor contacts are inefficient;
- Micro door may be faulty;
- Electronic board;
WATER DOES NOT ENTER IN THE DISHWASHER
Possible causes:
There is no water in the water system or the tap is
-
closed;
- The supply pipe may be bent or compressed;
- The filter of the solenoid valve may be dirty;
- The coil of the solenoid valve may be broken;
disconnected or the
The small piston of the solenoid valve may be
-
blocked.
- Circuit connections may be faulty;
- The pressure switch is faulty.
- Electronic board;
WATER KEEPS ENTERING IN THE DISHWASHER
Possible causes:
- The solenoid valve is dirty;
- The membrane is torn;
- The small piston does not move into its housing.
Loose connection between small tube and pressure
-
switch;
-
The air trap or the small tube are pierced;
There is water in the pressure switch or in the air
-
supply tube;
- Loss of pressure in the pressure switch;
- The pressure switch is faulty.
-
Electronic board;
WATER DOES NOT HEAT UP (MONO-PHASE
MACHINE)
Possible causes:
- The boiler thermostat may be faulty;
- The bowl thermostat may be faulty;
- The safety thermostat may be faulty;
- The pressure switch contact may be faulty;
- The safety thermostat has failed to cut in;
- The connections or conductors may be faulty;
- The boiler heating element may be damaged;
- The bowl heating element may be damaged.
WATER DOES NOT HEAT UP (TRI-PHASE MACHINE)
Possible causes:
- A phase is missing from the relay coil;
- The relay coil may be interrupted;
- The boiler thermostat may be faulty;
- The pressure switch contact may be faulty;
- The relay contacts may be worn-out;
- The connections or conductors may be faulty;
- There is one phase missing;
- The boiler heating element may be damaged;
The connection between the terminals and the
-
heating element is incorrect;
- The bowl heating element may be damaged.
- The connections or conductors may be inefficient;
The bowl thermostat is in the "O" position (OFF) ,or
-
is damaged;
- The contact on the boiler thermostat is incorrect.
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