Worcester 29CDi GC 47-406-34 User Manual

SERVICING AND SPARES
6 720 803 599 (2012/06)40
3. PRIMARY SENSOR
B Press retaining clip on plastic moulding and pull upwards until clear of
pocket in heat exchanger.
B Separate sensor from connector, coat new sensor with heat
conductive paste and replace.
4. OVERHEAT THERMOSTAT
B Remove two electrical connectors from thermostat.
B Unscrew the sensor.
5. FLUE LIMIT THERMOSTAT
B Remove electrical connections.
B Push the flue limit thermostat into the sump.
B Retrieve the thermostat from the sump well.
6. EXPANSION VESSEL
B Drain the appliance.
6.1 Remove locking screw (D).
6.2 Undo the union connection (E) at the bottom of the expansion
vessel.
B Remove expansion vessel from boiler.
B Set the pressure of the new vessel to that required by the system.
Fig. 54 Replacing parts
3.
4.
5.
6.1 6.2
D
E
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Worcester 29CDi GC 47-406-34 Specifications

General

Model	29CDi
Category	Boiler
GC Number	47-406-34
Fuel Type	Natural Gas
Domestic Hot Water Output	29 kW
Efficiency Rating	A
Efficiency	89.2%
Central Heating Flow Temperature Range	30 - 80 °C
Dimensions	760 x 440 x 360 mm
Domestic Hot Water Flow Rate	12.3 litres/min