Beretta EXCLUSIVE BOILER GREEN HE 25 B.S.I. Manual Para El Instalador Y El Usuario página 24

EXCLUSIVE BOILER GREEN HE B.S.I.
6200
5800
5400
5000
4600
4200
3800
3400
3000
2600
2200
1800
1400
1000
2 4 6 8
It is easy to transform gas from one family to gas belonging to another
family even with the boiler installed.
The boiler is supplied to run on natural gas (G20) – see the product
rating plate for details.
The boiler can be transformed to use propane gas using a special kit.
Follow the instructions given here below for disassembly:
- Remove the panel and casing
- Lift up and rotate the instrument panel
- Open the air box cover
unscrew the screws fastening the silencer (A)
and remove it
- Disconnect the mixer gas ramp. Unscrew the clamp screws and
relative mixer springs to fan and then remove it.
shell
- Loosen the plastic Venturi (B
side until it is completely extracted from the aluminium shell.
the 2 nozzles (C), clean plastic debris from relative housing
- Press in the 2 new nozzles from the kit as far as the threaded
part, then screw in tightly
the spacer springs placed at 120° as shown in the
- Reassemble gas ramp and silencer, working vice versa.
- Check the number of times the fan turns
- Fill in and stick on the accompanying transformation data label
- Close the air box cover
- Close up the instrument panel again
- Reassemble the casing and panel
24
10 12 14 16 18 20
6500
6000
22 24 26
5500
5000
4500
4000
3500
3000
2500
2000
1500
1000
2 4 6 8
inside the water tank and check the condition of the magnesium
- Turn off the hot water system stopcock and empty the water tank
through the drainage device
- Loosen the nut and extract the anode (1)
- Remove the nuts (2
- Clean the inside surfaces and remove all the debris through the
opening
- Check the wear conditions of the magnesium anode (1), replace
if necessary
- Check that the gasket (4) is in good condition after extracting it
Complete the work of cleaning, re-mount the components working
the other way round to above description.
To ensure the product remains in perfect working order, and to
comply with current legislation, systematically check the boiler at
regular intervals.
To analyse combustion, proceed as follows:
- insert the analyser probes in the designated positions on the air
chamber, after having removed screw A and cap B
respond with those indicated in the table. If the value displayed is
- carry out the combustion analysis.
- remove the analyser probes and close the combustion analysis
sockets with the designated screw
- close the instrument panel, reassemble the cover and boiler shell,
following the procedure described for dismantling it in reverse
order.
IMPORTANT: the function that switches off the boiler when water
temperature reaches a maximum of about 90 °C is still enabled
during the combustion analysis phase.
10 12 14 16 18 20 22 24
5), replace if necessary.
and LL
26 28 30 32 34 36
3) and extract it
values cor-
2
-