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INSPECTION AND SERVICE
4 Remove electrical connector from fan.
5 Undo and remove securing nut (E) from the
top of the heat exchanger.
6 Remove stainless steel viewing mirror (F).
7 Rotate fan and air/gas manifold assembly (G)
around the top of the heat exchanger until it
stops at the lug.
Lift up assembly and remove from boiler.
8 Disconnect spark electrode and flame sensor
connections (J).
Remove clamping plate (K).
Remove spark/flame electrode assembly
from boiler.
Remove seal from the top of the heat
exchanger
5
6
E
F
8
K
J
7
G
4
INSPECTION AND SERVICE
INSTALLATION & SERVICING INSTRUCTIONS FOR WORCESTER GREENSTAR 24 i junior/28 i junior
8 716 107 336b (11/05)
39
SERVICING
& SPARES