Flue Installations - Worcester 27i System Compact Installation, Commissioning And Servicing Instructions

INSTALLATION
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 vessel from the retaining bracket, see fig 34.
2. Ensure that the wire retaining clip on the pump manifold is fully
withdrawn, but do not remove, before inserting the expansion vessel
pipe into pump manifold, see fig. 34.
3. Secure in place with the wire retaining clip.
2.
Fig. 34 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.
1.
3.
Fig. 35 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.
Edge
case
Fig. 36 Flue turret centre
2.

FLUE INSTALLATIONS

To ease assembly of flue components, apply silicone
lubricant to sealing surfaces.
195 mm
of
Greenstar i System Compact - 6 720 807 726 (2013/05)
1.
WALL
180 mm