4
USE AND MAINTENANCE
4.1
GAS VALVE (fig. 16)
The. boiler. is. supplied. as. standard. with. a.
gas.valve,.model.SIT.822.NOVAMIX.(fig..16).
4
3
2
1
KEY
1.
Upstream.pressure.intake
2.
Intermediate.pressure.intake
3.
Air.signal.inlet.(VENT)
4.
Downstream.pressure.intake
5.
Shutter
6.
OFF-SET
latore.in.rpm.x.100.(es..4.800.e.1.850.rpm)
4.2
GAS CONVERSION (fig. 17)
This operation must be performed by
nto.del.bruciatore.in.h.x.100.(es..14.000.e.10)
authorised personnel using original Sime
components.
To.convert.from.natural.gas.to.LPG.or.vice.
versa,.perform.the.following.operations
–. Close.the.gas.cock.
ioni.del.bruciatore.x.1.000.(es..97.000.e.500)
–. Replace.the.nozzle.gasket.OR.(1).with.the.
one.supplied.in.the.kit.
–. Inspect. all. the. gas. connections. using.
soapy.water.or.relevant.products..Do.not.
use.naked.flames.
–. Apply. the. nameplate. with. the. new. gas.
flow.layout.
–. Calibrate. the. maximum. and. minimum.
pressures.of.the.gas.valve.following.the.
instructions.provided.in.paragraph.4.2.2.
4.2.1
New fuel configuration
5
5
For. access. to. the. installer's. parameters,.
press.simultaneously.keys.
5.seconds.(3.fig..12)..
The. parameters. will. scroll. up. and. down.
800.e.1.850.rpm)
with.the.keys
.and.
The.display.pane.will.show.the.values.of.the.
1
1
parameter.PAR.1..If.the.boiler.is.a.methane.
(G20).model,.SET.6.will.be.displayed:
2
2
0.(es..14.000.e.10)
To. change. the. fuel. to. propane. (G31),. it. is.
(es..97.000.e.500)
ATTENTION: Before performing any work on the boiler, make sure
that the same and its components have cooled in order to prevent the
risk of burns due to high temperatures.
5
6
Fig..16
5
necessary.to.set.SET.14,.by.pressing.the.key.
1
2
The. standard. display. will. automatically.
return.after.10.seconds..
The.table.below.shows.the.SET.settings.to.
enter.when.the.type.of.gas.fuel.is.changed.
.
.
.
.
.
.
5
5
.
.
.
3
3
. .PROPANE.
.
.
.and
for.
.
1
1
3
3
..
2
2
4.2.2
4
4
Measure.the.CO
analyzer.
4
4
Sequence of operations:
1). Press. and. hold. the. button. down. for. a.
B
4
3
.
4
GAS
MODEL
.
.
METHANE.
100.BOX.ErP.
(G20).
150.BOX.ErP.
.
.
.
.
.
100.BOX.ErP.
(G31).
150.BOX.ErP
Calibrating the gas valve
pressures
.values.with.a.combustion.
2
5
3
.
few.seconds.
1
5
6
1
2). Press.the.button.for.a.few.seconds
3). Identify.the.CO
2
adjusting.the.shutter.(5.fig..16):
MAX power
CO
(Methane)
2
.
9,2.±0,2.
4). Press.the.button.for.a.few.seconds.
5). Identify.the.CO
2
adjusting.the.OFF-SET.regulation.screw.
PAR 1
(6.fig..16):
MIN power
CO
(Methane)
5
2
5
.
9,5.±0,2.
6). Press. the. buttons. several. times. to.
5
check.the.pressures.
ge.them.if.required.
1
13
7). Press.the.button.
the.function.
1
2
4.5
MAINTENANCE (fig. 20)
2
To. guarantee. functioning. and. efficiency. of.
the.appliance,.in.respect.of.the.legal.provi-
sions.in.force,.it.must.be.regularly.checked;.
the.frequency.of.the.checks.depends.on.the.
type. of. appliance. and. the. installation. and.
usage.conditions.
In.any.case,.it.should.be.inspected.at.least.
once.a.year.by.a.qualified.technician.
ES
ENG
5
Fig..17
3
.
1
.values.at.max..power.by.
5
2
CO
(Propane)
2
10,3.±0,3
4
3
.
1
.values.at.min..power.by.
2
CO
(Propane)
5
2
4
10,0.±0,3
3
3
.
.
and.
chan-
1
3
. once.more.to.quit.
2
4
4
4
57