Flue Installation - Worcester Greenstar CDi Compact Installation, Commissioning And Servicing Instructions

INSTALLATION
▶ Hang the boiler on to the wall mounting frame utilising the two
mounting points positioned left and right at the top rear of the
appliance.
The expansion vessel is shown removed for clarity.
Fig. 35 Hanging the boiler
WARNING: Bonded washer (gas)
▶ The bonded washer must be used on the gas pipe
isolating valve connection.
▶ Connect the PRV discharge pipe on the hydraulic unit onto the PRV
outlet pipe work, and tighten firmly.
▶ Ensure that the gas and water connections to the isolating valves are
made using the fibre washers supplied in the Literature/Hardware
pack. Tighten the gas and water connections firmly.
CONNECTING THE EXPANSION VESSEL
To connect the expansion vessel to the hydraulic pump manifold
situated to the left of the pump:
1. Release the expansion tank from the retaining bracket, see fig 36.
2. Ensure that the wire retaining clip on the pump manifold is fully
withdrawn, but not removed, before inserting the expansion vessel
pipe into pump manifold, see fig. 36.
3. Secure in place with the wire retaining clip.
2.
Fig. 36 Expansion vessel connection
24
CONNECTING THE SIPHON OUTLET
1. Push the black rubber siphon discharge hose, onto the wall frame
connector, until fully engaged.
FILLING THE SIPHON
2. Pour 200 to 250 millilitres of clean water through the inner flue
opening to fill the siphon before running the boiler.
Fig. 37 Siphon fill
4.6
HORIZONTAL FLUE (60/100mm diameter)
For vertical flues and 80/125mm horizontal flues, please refer to
separate instructions supplied with the flue kit.
Basic instructions for the 60/100mm diameter flue are shown below.
1.
Edge
case
3.
Fig. 38 Flue turret centre
2.

FLUE INSTALLATION

To ease assembly of flue components, apply silicone
lubricant to sealing surfaces.
195 mm
of
1.
WALL
180 mm
6 720 803 800 (2012/11)