Pump - Worcester ZWBR 7-30 R 30 HE PLUS COMBI Service Booklet

Replacement of Parts
5.4

Pump

B Power OFF the appliance.
B Disconnect the boiler electrical connection.
B Turn off service cocks.
B Drain appliance.
B Remove two top fixing screws from the control box.
B Lower the control box.
B Remove screw from underside of right-hand plastic
cover plate.
B Pull cover plate forwards to remove.
B Unscrew the pump union nuts.
Fig. 12
After refitting:
B Fill system, bleed and re-pressurise (see Installation
Instructions).
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5.5 Clean condensation trap
In order to prevent spillage of condensate the conden-
sation trap should be completely removed.
B Screw off the condensation trap and place a suitable
container underneath.
Fig. 13
B Fill condensation trap with approx. 1/4 l of water and
refit.
5.6 Motor of 3-way diverter valve
(Fig. 14)
B Power OFF the appliance.
B Unplug connector from 3-way valve motor.
B Pull out retaining clip.
B Remove motor.
7 181 465 347 (05.01)