maintenance guide
45
Tools
Time
5 min
1
Remove the clip and lift the manual air vent from the exchanger
Tools
Time
20 min
1
Drain boiler (see 3.3). Remove the four clips
and disconnect the two pipes between the
exchanger and pump and between the ex-
changer and left hand hydraulic block
Isolate the gas supply. Remove the four
screws and disconnect the gas pipe from
the gas valve
Remove the four screws to free the heat ex-
changer
2
Pull the heat exchanger towards you Remove the clip and lift the manual air vent Twist the thermal fuse to remove
Manual Air vent
Main Heat Exchanger
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