Worcester 18/25 Instruction Manual download pdf (Page 21)

INSTALLATION

INSTALLATION & SERVICING INSTRUCTIONS FOR WORCESTER BOSCH

1 Lift the top panel (A) upwards to disengage

the ball stud connections (B) and remove.

Extract the installation and literature packs (T).

Pull the top front panel (E) away from the boiler

to disengage the ball stud connectors and

remove.

Remove retaining screws (C) from each side

of the control box (G).

Slide control box (G) outwards to its full extent.

Pivot control box (G) upwards and secure in

the position as shown.

Depress locking ears to unplug burner lead

(F) from control box (G).

Release burner retainers (H).

Loosen clip (J) and disconnect the air inlet

pipe.

Lift burner up to release combustion head (N)

from heat exchanger and store safely away from

the boiler.

Release split pin to remove the flue thermostat

(M) from the flue hood.

Release split pins (P).

Carefully remove the overheat thermostat phial

(Q) (automatic reset) from the rear heat

exchanger thermostat pocket.

Carefully remove the control thermostat and

High Limit manual reset thermostat phials (Q)

from the front heat exchanger thermostat pocket.

Unscrew side panel (R) retaining screws (S)

from both sides.

Slide both side panels together with the top

support bracket and control box (G) forwards

to release the side panel retaining lugs.

Remove and store safely away from the boiler.

Note: to enable the panels to stand upright,

reposition and secure the control box (G) to the

side panels.

BOILER PANEL REMOVAL

8-716-106-256a (08.05)

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Worcester 18/25 Instruction Manual Page 21