Ariston microCombi Istruzioni per la manutenzione - Pagina 11
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1.4.3 Removing the gas valve
Important! Before removing the gas valve, ensure the gas
supply is turned off.
1. Disconnect all the cables from the solenoid and
modureg;
2. Remove the spark generator (see previous section);
3. Release the nuts "U" (F
4. Remove the screws "V" from the bottom of the gas valve
(F
. 1.31);
IG
5. Remove the gas valve (F
U
U
Supplied By www.heating spares.co Tel. 0161 620 6677
. 1.30);
IG
. 1.32).
IG
F
. 1.30
IG
V
V
F
. 1.31
IG
F
. 1.32
IG
1.5
A
CCESS TO THE
Important! Before any component is removed, the boiler
must be drained of all water.
1.5.1 Removing the pump pressure switch
1. Remove the pump pressure switch electrical connections
"W" (F
1.33);
IG
2. Unscrew the pump pressure switch by using a spanner on
the nut;
3. Remove the pump pressure switch.
W
W
C
ATER
IRCUIT
F
. 1.33
IG
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