Baxi Maxflow Combi WM Installation And Servicing Instructions page 30

Fig. 56
Pressure Gauge
Capillary
Side Insulation
Piece
Heat
Exchanger
30
Pressure Gauge
Retaining Bracket
Pressure Gauge
Retaining
Screws
Rear Insulation Piece
Fig. 59
Side Insulation Piece
11.0 Changing Components
11.5 Pressure Gauge (Figs. 55, 56 & 57)
1. Hinge the facia panel downwards and undo the
two screws retaining the control box. Lower the
control box.
2. Drain the primary circuit.
3. Undo the nut on the pressure gauge capillary
from the manifold and remove the screws
securing the gauge retaining bracket.
4. Remove the bracket and gauge assembly.
Depress the barbs on the side of the gauge and
Fig. 55
remove the retaining bracket.
5. Reassemble in reverse order, repressurising
the system if necessary.
11.6 Heat Exchanger (Figs. 58 & 59)
1. Remove the fan and hood assembly as
described in Changing Components Section 11.2,
paragraphs 1 to 5.
2. Carefully draw the side insulation pieces out,
taking care not to damage them. Ease the heat
exchanger sideways while extracting each piece.
Fig. 57
3. Undo the two retaining screws on the heat
exchanger rear flanges. Pull the heat exchanger
forwards, disengaging the flow and return spigots
from the pipe fittings.
4. Reassemble in reverse order, ensuring that the
rear insulation piece is in place and the cut outs
in the side pieces are at the bottom and to the
rear.
5. Recommission the appliance.
Fig. 58