Bosch Appliances 24i junior Replacement Of Parts, 12.1, 12.2, 12.3, Replacing control, Servicing

12	REPLACEMENT OF PARTS
A	12. Replacing control
	The control is supplied within its plastic
	housing. The complete unit must be replaced.
	Remove ALL electrical connections from
	the control PCB including where cables run
	through restraints. These can be unclipped
	from the plastic moulding noting their
	position.
	Remove the code plug (B). The code plug
B	should be left attached to the frame of the
	boiler by its plastic safety thread.
	12.1 Remove the 3 screws (C) retaining the
12.1	front facia making sure to support the facia
	when removing the last screw.
C	12.2 Using a suitable tool (D), press the button
	(E) upwards and slide the control support
C	bracket (F) to the left.
	12.3 Support the control and unclip control
	support cable (G) from the boiler frame.
	Remove the support cable and fit to the
C	new control.
	Remove appropriate cable restraints from
	the new control box.
	Fit control to the boiler.
	Re-connect support cable to the boiler and
	all electrical connections to the new control.
	IMPORTANT: ENSURE CODE PLUG
	IS RE-FITTED TO THE NEW
12.2	CONTROL. IF THIS IS NOT DONE
	THE BOILER WLL INDICATE
	ERROR AND WILL NOT FUNCTION.
F

E

F

D

E

12.3

G

SERVICING & SPARES

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INSTALLATION & SERVICING INSTRUCTIONS FOR WORCESTER GREENSTAR 12i System/24i System 8 716 107 375b (07/05)

REPLACEMENT OF PARTS