Installation
33
Greenstar 8000 Style – 6720883864 (2019/02)
Fig. 41 Connections on the gas and the water side
[1]
Heating flow valve
[2]
Hot water
[3]
Gas isolator
[4]
Cold Water inlet
[5]
Keyless filling link
[6]
Heating return valve
Preparing the wallframe
▶ Fit sealing washers to service valves before hanging appliance.
Fig. 42 Fitting the sealing washers
[1]
CH flow (22mm)
[2]
DHW outlet (15mm)
[3]
Gas inlet (22mm bonded washer)
[4]
Domestic Cold Water inlet (15mm)
[5]
CH return (22mm)
Before hanging the appliance onto the wall mounting frame ensure that
the pressure relief Drain Pipe is connected securely.
▶ Apply a smear of silicone lubricant to the seal to ease connection
later.
Fig. 43 Connect PRV discharge pipe
5.3
Hanging the appliance
Before hanging the appliance
1. Remove the orange plastic protective cover strip fitted to the
appliance internal pipes by tilting the appliance forward, taking care
to protect the floor from residual water. It is not necessary to lay the
appliance on its back.
2. After soldering/connecting pipes, ensure that the appliance internal
plastic PRV pipe [1] is then connected to the Pre-plumbing manifold
(the printing on the pipe must be facing towards you).
3. Ensure that 3 black plastic ratchet clips are securely fixed and
tightened. Ratchet clip number 4 must be fitted but left loose until the
boiler is hung and connection to the PRV is made (
Fig. 43 and Fig.
4. The appliance is a 2 person lift. Ensure that the control panel is in its
closed position and the top and side panels are removed before lifting
the appliance.
Hanging the appliance
▶ Ensure that top and side panels are removed.
▶ Fit the sealing washers to service valves.
▶ Hang the appliance on to the wall mounting frame by the centre hook.
▶ Unlock the condensate trap and pull it forwards (
▶ Check the positioning of the sealing washers on the pipe
connections.
▶ Tighten the union nuts on the pipe connections starting with the CH
return on the right.
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