Manual Air vent
Tools
1
Remove the clip and lift the manual air vent from the exchanger
Main Heat Exchanger
Tools
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
2
Pull the heat exchanger towards you
Isolate the gas supply. Remove the four
screws and disconnect the gas pipe from
the gas valve
Remove the clip and lift the manual air vent Twist the thermal fuse to remove
maintenance guide
Time
Time
Remove the four screws to free the heat ex-
changer
5 min
20 min
45