Worcester 29CDi Classic User Manual

SERVICING AND SPARES
6 720 815 725 (2015/05)48
18. DIVERTER VALVE
▶ 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.
Fig. 91 Diverter valve removal
1. Withdraw the valve (B) and clean the valve chamber if necessary.
▶ To refit, follow the above in reverse.
Ensure any seals that have been disturbed are renewed.
19. AUTO AIR VENT
▶ Ensure the appliance has been fully drained.
1. Use a screwdriver or similar to rotate the air vent anti-clockwise.
2. Lift the air vent (C) out of the housing and remove.
▶ To refit, follow the above in reverse.
Fig. 92 Auto Air Vent removal
20. DHW TEMPERATURE SENSOR
▶ Ensure the domestic hot water circuit is fully drained.
▶ Disconnect the electrical connection from the sensor.
▶ Withdraw the spring clip.
▶ Withdraw the sensor (D) from the housing.
▶ To refit, follow the above in reverse.
Fig. 93 DHW Temperature sensor removal
21. PUMP HEAD
▶ Ensure the appliance has been fully drained.
1. Disconnect the pump connections following steps i to iv.
2. Remove the four Allen bolts (A) securing the pump at each corner.
3. Gently pull the pump towards you and remove.
▶ To refit, follow the above in reverse.
Fig. 94 Pump head removal
1.
B
6720647361-50.1Wo
6720647361-51.1Wo
C
2.
1.
20.1
6720647361-52.1Wo
D
2.
3.
21.1
i.
iii.
iv.
ii.
.
1.
A
A
6 720 812 176-15.1O

Worcester 29CDi Classic Specifications

General

Model	29CDi Classic
Category	Boiler
Output	29 kW
Mounting	Wall Mounted
Fuel Type	Natural Gas
Central Heating Output	24 kW
Domestic Hot Water Output	29 kW
ERP Rating	A
Dimensions	760mm x 440mm x 360mm