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8.9
Flue Fan
Part No. 2076.
8.9.1
Remove room sealed front cover plate (8.5)
and front of combustion chamber (8.6.3).
8.9.2
Loosen maintenance clip securing screws
(see fig. 30) and slide upwards to clear joint.
8.9.3
Remove silicone pipes from nozzles on inner
flue bend.
8.9.4
Remove 5 flue hood retaining screws (see fig.
30).
NOTE: when removing the two side screws
the two air baffle plates can be removed.
8.9.5
Carefully slide flue hood forward disconnecting
electrical leads on fan in the process.
8.9.6
Unscrew 4 screws securing fan to flue hood
and remove fan. Transfer aluminium
manifold (two screws) to new fan.
8.9.7
Reassemble in reverse order, replacing cen-
tre hood screw first.
8.10
Differential Analog Pressure Switch
Part No. 2677
Refer to Fig. 30
8.10.1
Gain general access as 8.4.
8.10.2
Remove room sealed cover (8.5).
8.10.3
Remove 2 screws holding pressure differen-
tial switch to the combustion chamber.
8.10.4
Pull off tab connectors and remove pressure
switch, disconnecting the air pressure pipes in
the process.
8.10.5
Reassemble in reverse order.
See fig. 39&40 for correct fitting of electrical
connections. When reconnecting the pres-
sure pipes the upper nozzle on the inner flue
bend connects to the upper nozzle of the
pressure differential switch.
8.11
Combustion Chamber Insulation Boards
8.11.1
Gain general access as 8.4.
8.11.2
Remove room sealed front cover 8.5.
Remove front of combustion chamber 8.6.3.
Remove Main Heat Exchanger 8.8.
8.11.3
To remove side combustion chamber insula-
tion boards, gently prise upwards and pull out.
8.11.4
To remove rear board, gently prise upwards
and pull out.
8.11.5
Fourth panel (front) is replaced complete with
combustion chamber front panel.
24
Supplied By www.heating spares.co Tel. 0161 620 6677
Maintenance clip
Retaining
Fig. 29b
Pressure
differential switch
Air
tubes
Air
baffle
plate
Fig. 30
Hood
Screws
Linea Plus AG
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