Servicing and spares | 43
6 720 ... ... (YYYY/MM)Product Name
Fig. 62 Burner removal
[1] Clip
[2] Castellated nuts
[3] Washers/Springs
[5] Rear nut
[6] Spacer and washer
[7] Burner head
[8] Seal
[9] Rear stud
[10] Burner
[11] Front studs
For sealed systems only:
Electrical wiring
▶ Check the electrical wiring for physical damage and replace any
damaged wires.
To check the flap valve in the fan intake
▶ Refer to page 48 for access to the fan intake.
▶ Carefully withdraw the flap valve from fan intake tube and check for
soiling and splits, clean or replace as required.
▶ Take care when refitting the flap valve, the flaps must open upwards
into the fan in take tube.
▶ After re-assembly check CO/CO
2
levels as described in the section
“Setting the air/gas ratio”.
To clean the condensate trap
Refer to figure 70 on page 49 to remove the trap
▶ Remove the condensate pipe [1]
▶ Remove the screw retaining the trap [2]
▶ Pull the trap down to remove from the boiler
▶ Remove the bottom cap [3] and empty the condensate and flush out
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