3
USE AND MAINTENANCE
3. 1
COMMISSIONING
THE BOILER
When commissioning t he boiler
always make sure that:
– No flammable liquids or materials
are near the boiler.
– The electrical connections to the
mains and the earthing are correct.
– The flue and chimney are free from
obstructions.
– The flow and return valves are fully
open.
– The system has been filled with
water and adequately vented.
3.2
LIGHTING THE BOILER
To light the boiler proceed as follows
(fig. 5):
– Check that the "Testing Certificate"
has been removed from inside the
combustion chamber.
– Switch on the main switch (1); the
burner will start immediately or
after a few minutes if there is a pre-
heater.
– Turn the operation thermostat knob
(3) to the desired setting.
3.3
CLEANING THE BOILER
The boiler body and flue should be
cleaned at the end of each season.
The baffles (2 fig. 6) must be removed
before cleaning operations.
Once maintenance has been comple-
ted, reposition the baffles. Use the pig
(1 fig. 6) to clean the smoke pipes.
NOTE: Preventive maintenance must
be carried out by authorized techni-
cal staff.
Fig. 5
Fig. 6
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