General Access; Automatic Air Vent - Potterton Promax HE Store Installation & Servicing Instructions Manual

Fig. 17
38

General Access

Pull forward Front Panel
1
at the bottom and lift off
2
Pull up and away Top Panel
3
Unscrew Panel at the bottom
and pull away
3
4.1 General Access
WARNING: Before attempting to remove any
component from the boiler first disconnect the mains
electricity supply by removing the plug from the wall
socket or by switching off the boiler at the external
isolating switch.
IMPORTANT: After removal or replacement of any
gas carrying component a test for gas soundness
must be made and functional check of the controls
carried out.
IMPORTANT: Any 'O' rings, seals, gaskets or
washers disturbed during replacement of parts must
be visually inspected and replaced if worn or
damaged.
Re-assemble all parts in reverse order.
1. Follow stages 1 - 3 (opposite) to remove the
outer panels.
Internal Access
2. Remove the screws securing the top engine
box cover and lift the cover away from the
boiler.
3. Remove the screws securing the air box cover
and lift the cover away from the boiler.

4.2 Automatic Air Vent

Re-assemble all parts in reverse order.
1. Perform 4.1 General Access and drain down
locally as described in 4.3
2. Pull away the securing clip and lift out the air
vent parts as shown.
© Baxi Heating UK Ltd 2012