Glow-worm EnergySaver 80 - Manual (Page 37)

37
221837B
14 Replacement of Parts
Heat Exchanger: Secondary - diagram 14.9
Disconnect the union connector.
Remove and fit the flexible hose to the replacement.
Heat Exchanger - Primary - diagram 14.10
Disconnect the three union connections.
14.11 Burner: diagram 14.9
Note: To carryout the following operations it will be found more
convenient if the whole of the heat exchanger and burner are
removed as a unit.
Follow the relevant parts of Servicing Section and remove the
bypass heat shield, fan/flue hood, combustion chamber front
panel, heat exchanger baffle, spark electrode, injector and
thermostat phials.
Diagram 14.9
4380 S
SECONDARY HEAT EXCHANGER
UNION
CONNECTION
LOCATING
SLOT
PRIMARY HEAT
EXCHANGER
UNION
CONNECTION
UNION
CONNECTION
BURNER
Release the flexible tube from the condense drain trap, this is
a push-fit.
Release union connections and the six securing screws, then
remove the complete assembly.
Remove the insulation as Section 14.14 and retain for use in the
replacement part.
Disconnect the two union connections.
Fit the insulation.
14.12 Insulation - Rear - diagram 14.10
With the heat exchangers and burner assembly removed, as
Sections 14.10 and 14.11, the rear insulation pad can be
removed as shown.
14.13 Insulation: Combustion Chamber Front
Panel: diagram 14.11
Remove the two screws from the viewing window then slide the
insulation pad out.
Diagram 14.10
Diagram 14.11
4381 S
4073 S
REAR
INSULATION
COMBUSTION
CHAMBER
FRONT
PANEL PILOT
VIEWING
WINDOW
INSULATION
SECURING
SCREW (2)