checked.on.the.thermometer..
To. ensure. optimal. boiler. efficiency.
at. all. times,. we. recommend. not. to.
drop. below. a. minimum. working.
temperature.of.60°C.(fig..21).
SAFETY STAT
(fig. 22)
The. safety. stat. is. of. the. manually.
resetting. type. and. opens,. causing.
the.main.burner.to.turn.off.immedi-
ately,.whenever.the.temperature.of.
110°C. is. exceeded. in. the. boiler.. To.
restore. boiler. operation,. unscrew.
the. black. cap. and. reset. the. button.
(fig..21).
Should the appliance "lock out"
again, please approach the author-
ised technical staff.
BURNER RESTART (fig. 23)
In. case. that. ignition. or. operation.
faults.occur,.the.main.burner."locks.
out". and. the. red. lamp. lights. up. on.
the.control.panel..
Press.the."RESET".button.to.restart.
the. ignition. conditions. until. the.
flame.lights.up.(fig..23)..This.opera-
tion. can. be. repeated. 2-3. times. at.
maximum.and.in.case.of.failure.con-
tact.the.authorised.technical.staff.
ATTENTION: Make sure
that there is fuel in the tank
and that the taps are open.
After each fill up of the tank it is
advisable to interrupt the operation
of the burner for about one hour.
TURNING OFF BOILER
(fig. 19)
It. is. sufficient. to. press. the. main.
switch.to.turn.off.the.boiler.(fig..19).
Close.both.the.gas-feed.pipe.tap.and.
the. water. tap. if. the. boiler. remains.
inoperative.for.a.long.period.
SYSTEM FILLING
(fig. 24)
Check.periodically.that.the.hydrom-
eter. has. pressure. values. at. a.
switched-off.system.of.1.-.1.2.bar..
If.the.orange.water.pressure.gauge.
light.turns.on.inhibiting.boiler.opera-
tions,. restore. operations. by. turning.
the. supply. tap. counter-clockwise..
74
60°C
RED.WARNING.LIGHT.ON
ORANGE.LIGHT.ON
60
40
80
ϒ C
20
100
0
120
Fig..22
RESET
BUTTON
RESET
TWICE
ONLY
Fig..23
OPEN
2
bar
1
3
0
4
Fig..24
2
1
bar
3
0
4
60
40
80
ϒ C
20
100
0
120