054-03 - Gas Bain-marie
9
Adjusting the primary air
To adjust the primary air according to the data in ta-
ble (1), the fixing screw (99 - Fig. 1) must be loose-
ned.
MAINTENANCE
Attention!
Before carrying out any maintenance or repair
work, disconnect the appliance from the mains.
The following maintenance programme should be
carried out at least once a year:
- Check that all the safety and setting devices are
working properly;
- Check that the burners are working properly with
regard to:
- ignition
- combustion safety;
- Check the functions of the appliance as descri-
bed in paragraph "Checking the functions", page
8;
- Check the gas venting path (make sure the gas
is correctly evacuated).
39
31
26
40
29
28
30
REPLACING PARTS
All parts must be replaced by authorised techni-
cians only!
To replace the following parts, remove the control
panel (after unscrewing its fixing screws). It is advi-
sable to empty the tank.
Valve (1 - Fig. 2)
Unscrew the fitting (3, 16, 21, 17) and loosen the
fixing screws. The valve may now be removed and
replaced with a new one. Replace and screw down
all parts in the correct order.
Safety thermostat (11 - Fig. 3)
Unscrew the fixing nut and the nut fixing the bulb in
the tank, disconnect and insert the new part.
Burner (31 - Fig. 1)
Unscrew the nut (29) and remove the nozzle-holder
(28). Loosen the screws (26) fixing the burner to the
chamber. Replace the burner.
Thermocouple (38 - Fig. 6)
Unscrew the pipe fitting (17 – Fig. 2) and the screws (36 –
Fig. 6) holding the thermocouple on the valve and on the
pilot burner. Replace the thermocouple.
Ignition plug (32 - Fig. 1)
Disconnect the ignition wire, loosen the two fixing
screws and insert a new plug. To simplify the opera-
tion, see the above-mentioned position.
WARNING
E v e r y t i m e a r e p l a c e m e n t i n v o l v i n g g a s i n p u t
parts is made, recheck all functions and test for
leakage.
1