Riello GI/EMME 1400, Руководство пользователя

Страница: 42 / 80

20162463 40 GB
Maintenance
7.3 Opening the burner

To separate the burner from the combustion head, proceed
as follows (Fig. 42):

Remove the cover from the shelf 1), the pin 2), the retainers
4) and the screws 3).

Disconnect the pipes 6).

Disconnect the tie-rod of the gas butterfly valve removing the
screw 11).

Pull out the burner from the combustion head by approx.
100÷120 mm and release the driving fork 7) by removing the
screws 10).

At this point, it is possible to fully pull out the burner from the
pins 5).

Fix the blast tube to the boiler by inserting the insulating
flange gasket 9) in-between.

Fit the burner on the pins 5) leaving it open by approx. 100 ÷
120 mm.

Refit the fork 7) fixing it with the screws 10).

Completely close the burner fastening it with screws 3), fit
the retainers 4), the split pin 2), the gas butterfly valve tie-rod
11) and the pipes 6).

With burner open, it is possible to separate the gas sleeve 8)
from the blast tube.
7.4 Closing the burner
Refit following the steps described but in reverse order; refit all
burner components as they were originally assembled.
DANGER
Disconnect the electrical supply from the burner
by means of the system main switch.
DANGER
Close the fuel shut-off valve.
Wait for the components in contact with heat
sources to cool down completely.
Fig. 42
D1375
After carrying out maintenance, cleaning or
checking operations, reassemble the cover and
all the safety and protection devices of the burner.