Baxi Maxflow Combi WM Installation And Servicing Instructions page 33

Fig. 67
Spark Electrode
Fig. 68
Burner
Securing Screw
Fig. 69
Injector
Reducing Valve Cartridge
Reducing Valve
Fig. 70
Sensing
Electrode
Securing Screw
Injector Manifold
Sealing Washer
Gas Supply
Expansion Relief
Valve Cartridge
Expansion
Relief Valve
Fig. 71
11.0 Changing Components
11.11 Electrodes (Fig. 68)
1. Remove the burner as described in section
11.3 and undo the screw securing the relevant
electrode to the burner assembly and remove.
2. Check the electrode positions and reassemble
in reverse order.
11.12 Injectors (Fig. 69)
1. Remove the burner as described in section
11.3 and undo the screws securing the injector
manifold to the burner assembly and remove the
manifold.
2. Unscrew and replace injectors as required and
reassemble in reverse order.
11.13
Pressure Reducing Valve Cartridge
(Fig. 70)
1. Turn off the mains water supply.
2. Unscrew the cartridge from the the valve body
and discard.
3. Reassemble in reverse order.
11.14
Expansion Relief Valve Cartridge
(Fig. 71)
1. Turn off the mains water supply and drain
down the domestic hot water storage tank.
2. Unscrew the cartridge from the the valve body
and discard.
3. Reassemble in reverse order.
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