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Fig. 41. Inner case components
1. Flue hood
2. Overheat thermostat
3. Burner
4. Combustion chamber cover
5. Spark electrode assembly
6. Heat exchanger
6
1
4
5
2
7
11
3
8
9
7. Fan assembly
8. Air pressure switch
9. Flue gas sampling point
10. Combustion chamber cover fixing screws
11. Pump connection
15.4 Component Access
Isolate the electrical supply at the mains and turn off the gas
supply at the gas service cock on the appliance before starting
any service procedures.
Always test for gas soundness after the service has been
completed.
To service the appliance it may be necessary to remove some
or all of the following parts to gain access to components
which may need to be checked or replaced.
Cabinet
Pull off the clip-on facia cover. Unscrew the two
screws and release the cabinet sides. Lift up and
away from the top locating pegs. Refer to Fig. 14
and 15.
Facia Panel
Unscrew the single screw, lift off and reposition
onto the lower support lugs. Refer to Fig. 18 and 40.
Fig. 40. Facia in service position
10
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