Potterton Suprima 100L, Installation & Service Instructions Manual

Page: 24 / 100

Supplied By www.heating spares.co Tel. 0161 620 6677
Publication No. 5102696 24
4.3.1 Electronic Control Board
Gain General Access - See 4.1
1. Remove the securing screw and allow the
control panel to pivot forwards.
2. Disconnect all connectors and wires,
unscrew the four securing screws and
remove the board.
3. On re-assembly refer to the wiring diagram
when re-connecting wires and connectors.
4.3.2 Air Pressure Switch
Gain General Access - See 4.1
1. Remove the securing screw and allow the
control panel to pivot forwards.
2. Note the wire connections and disconnect
the wires to the air pressure switch.
3. Remove the screw (access through the fan
compartment) securing the air pressure
switch to the chassis.
4. Re-assemble in reverse order.
4.3.3 Electrode
Gain General Access - See 4.1
1. Pull the electrode lead off the electrode,
remove the securing screw and remove
the electrode.
2. On re-assembly check the gap between
the electrode tip and the burner face. It
should be 3 - 4 mm. If required adjustment
can be made by careful use of pliers.
To Service the Boiler & Component Replacement
Fig. 16