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REPLACEMENT OF PARTS
9. Access to boiler control components
Remove 3 screws (A)and remove cover
from control.
10. PCB fuse
Remove fuse F1(B)from the PCB and
replace.
There is a spare fuse clipped into the
underside of the electrical cover.
11.Transformer / PCB
Disconnect all electrical connections from
the control.
Remove 5 screws (C)retaining the rear
panel of the control and remove panel.
9
11
A
C
C
REPLACEMENT OF PARTS
INSTALLATION & SERVICING INSTRUCTIONS FOR WORCESTER GREENSTAR 24 i junior/28 i junior
8 716 107 336b (11/05)
43
SERVICING
& SPARES
10
B
Spare Fuse order
T1.6L 250V F2
T2.5H 250V F1
T500L 250V F3