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is particularly important if the generator
has not been used for extended periods
of time).
If necessary, the drip plate can be filled
using the tap provided (fig. 20).
5
4.5.1
Chimney sweep function (fig. 21)
To. check. boiler. combustion,. press. the.
3
installer's.
key.
for. a. few.
.
chimney.sweep.function.will.switch.on.and.
1
will.continue.for.15.minutes.
From. that. moment,. the. boiler. will. start.
working. in. heating. mode. at. maximum.
power,.with.cut.off.at.80°C.and.re-ignition.
2
at. 70°C. (ATTENTION! Temperature may
reach excessive values when using unpro-
4
tected low temperature plants. Before
activating the chimney sweep function
make sure that the radiator valves or
eventual zone valves are open).
The. test. can. also. be. carried. out. with. the.
boiler.working.in.D.H.W..mode..
For.this,.after.activating.the.chimney.sweep.
function,.open.one.or.more.hot.water.fau-
cets.. Under. these. conditions,. the. boiler.
5
5
will. function. at. maximum. power. with. the.
D.H.W.. circuit. kept. at. between. 60°C. and.
50°C..During.the.test,.the.hot.water.faucets.
must.remain.open.
3
3
If. the.
key.
. and.
.
are. pressed. during.
the.15.minutes.of.the.chimney.sweep.fun-
1
1
ction,. the. boiler. will. be. brought. respecti-
vely.to.maximum.and.minimum.power.
5
The chimney sweep function will automa-
2
2
tically switch off after 15 minutes or when
3
is pressed again.
the key
.
.
4
4
1
4.5.2
Operation floor drying
(fig. 22)
2
The. operation. floor. drying. keeps. the. floor.
at. a. pre-established. temperature. profile.
and. it. is. activated only for those systems
4
combined with the mixed zone card
64
ZONA MIX code 8092234..
The. temperature. profiles. can. be. selected.
Fig..20
by. means. of. the. installer. parameter. PAR.
43:.
0.=.Not.activated.function
1.=.Curve.setting.A
2.=.Curve.setting.B
3.=.Curve.setting.A.+.B
seconds..
The.
The. turning. off. of. . the. function. happens.
clicking. on. the. button. OFF. (return. of. PAR.
43. to. the. value. 0). or. automatically. at. the.
end.of.the.function..
The.set.of.the.mixed.zone.follows.the.deve-
lopment.of.the.selected.curve.and.reaches.
a.maximum.of.55°C..
During. the. function. all. the. other. heating.
[TVw]
55
50
45
40
35
30
25
20
0
X
TVw. Flow.temperature.setpoint
Tag.
x.
A.
B.
1
5
7
1
5
A
1
A + B
Period.in.days
Start.day
Functional.heating
Floor.curing.heating
Fig..21
demands. are. ignored. (heating,. sanitary,.
antifreeze.and.chimney.sweep)..
During. the. functioning. the. display. shows.
the. remaining. days. for. the. completion. of.
the.function.(example.mains.digits.-15.=.15.
days.lack.to.the.end.of.the.function)..
The. diagram. fig.. 22. reports. the. deve-
lopment.of.the.curve.
ATTENTION:
- Observe the relevant standards and
regulations of the floor manufacturer!
- Proper functioning is ensured only
when the plant is correctly installed
(hydraulic system, electrical installa-
tion, settings)! If not observed, the floor
might get damaged!
10
15
18
B
25
Fig..22
2
[Tag
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