Removing The Burner And The Burner Seal; Checking Ignition Unit; Disconnecting The Condensate Trap - Worcester GB162-65 Installation And Servicing Instruction

MAINTENANCE
13.2.3 REMOVING THE BURNER AND THE BURNER
SEAL
B Remove the burner seal [1] and replace it if
necessary.
B Remove the burner plate [2] and clean it on all sides
using compressed air or a soft brush.
When re-installing the burner plate make sure that the
notch is on the right-hand side (
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Fig. 110 Removing the burner plate and the burner seal

13.2.4 CHECKING IGNITION UNIT

CAUTION: Damage to the glow ignitor.
B The glow ignitor is fragile. Handle with
care.
NOTE:
If the seat of the cover plate leaks, the seal
can burn away.
B Check the cover plate for tightness.
DANGER:
B Close the gas valve prior to working on
components in contact with gas.
B Check for gas tightness after carrying out
work on components in contact with gas.
B Check the individual components of the ignition unit
( fig. 112) for wear or contamination (
B If required, replace the ionisation electrode and/or
glow ignitor.
After checking or replacing the ionisation electrode and/
or the glow ignitor fit a new cover plate and rubber seal.
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detailed picture).
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fig. 111).
Fig. 111 Checking the ionisation electrode
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Fig. 112 Replacing the ignition unit
1 Glow ignitor
2 Ionisation electrode
3 Rubber seal
4 Cover plate with seal
5 Nut

13.2.5 DISCONNECTING THE CONDENSATE TRAP

B Disconnect the condensate trap hose [3] and the
rubber sleeve [2] from the condensate trap [1].
B Turn the trap clockwise a quarter turn.
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Fig. 113 Disconnecting the condensate trap hose
1 Condensate trap
2 Rubber sleeve
3 Condensate trap hose
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6 720 648 726-113.1TD