Worcester 29CDi Classic User Manual

SERVICING AND SPARES
6 720 815 725 (2015/05) 51
27. CH PRESSURE RELIEF VALVE
▶ Remove the Hydraulic block from the boiler ( 26. Hydraulic Block).
1. Remove the spring clip from the Pressure relief valve housing.
2. Withdraw the pressure release valve (A) from its housing.
▶ To refit, follow the above in reverse.
▶ Ensure any seals that have been disturbed are renewed.
Fig. 98 Pressure relief valve removal
28. PLASTIC PROTECTION DEVICE
▶ Ensure the system is fully drained.
▶ Disconnect all pipes connected to the pump housing.
▶ Remove the electrical connection to the pump.
▶ Withdraw the metal clip to the right of the pump head to release the
pump housing.
▶ Slide the device to the left and then withdraw it from the appliance.
1. Remove the spring clip from the pressure relief valve housing.
2. Withdraw the pressure relief valve (A). To refit, follow the above in
reverse.
▶ Ensure any seals that have been disturbed are renewed.
Fig. 99 Plastic protection device removal
2.
1.
A
6 720 812 176-17.1O
28.2
A
28.1

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