Diverter Valve Motor; Dhw Temperature Sensor - Worcester GREENSTAR 25Si Instruction Manual

A
B
INSTALLATION & SERVICING INSTRUCTIONS FOR WORCESTER GREENSTAR 25Si/30Si
8 716 115 165a (06/2008)
C
D
18.1
E
19.1
F
REPLACEMENT OF PARTS
16.1
NOTE:
Removal of the syphon assembly will give access
to Auto air vent.
To release the syphon from the sump connection,
pull towards you (A).
Disconnect the discharge hose (B) at the
plumbing manifold.
Remove the complete syphon assembly

16. Diverter valve motor

17.1
19.1 Pull the motor assembly (C) towards you. The
17. Diverter valve
17.1 Withdraw the valve (D) and clean the valve
18. Auto air vent
18.1 Use a screwdriver or similar to rotate the air
18.2 Lift the air vent (E) out of the housing and
18.2

19. DHW temperature sensor

fully
19.1 Withdraw the spring clip.
19.2 Withdraw the sensor (F) from the housing.
19.2
Ensure the appliance is in service mode
(there is no need to drain the appliance).
Disconnect the electrical connector from the
diverter valve motor.
Remove diverter valve cover, if fitted
assembly will slide free from the valve.
To refit, follow the above in reverse.
Ensure the appliance has been fully drained.
Disconnect the electrical connector from the
diverter valve motor.
Undo the two screws holding the valve to the
plastic housing.
Remove the diverter valve cover, if fitted.
chamber if necessary.
To refit, follow the above in reverse. Ensure
any seals that have been disturbed are
renewed.
Ensure the appliance has been fully drained.
vent anticlockwise.
remove.
To refit, follow the above in reverse.
Ensure the domestic hot water circuit is
drained.
Disconnect the electrical connection from
the sensor.
To refit, follow the above in reverse.
REPLACEMENT OF PARTS
.
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