Installation
Worcester 2000 – 6 721 814 551 (2019/09)
32
Fitting the hose to the condensate trap
▶ Take the cap off the drain on the condensate trap.
▶ Fit the condensate hose on the condensate trap.
Fig. 39 Fitting the hose to the condensate trap
▶ Only route the condensate hose with a slope and connect it to the
drain line.
▶ Check tightness of connection at condensate trap.
5.3 Hanging the appliance
NOTICE:
Transport protection covers
▶ Remove the internal transport packaging and protection covers from
the appliance where applicable.
Removing the front casing
The front casing is secured with two screws to prevent unauthorised
removal (electrical safety).
▶ Always secure the casing with these screws.
▶ Loosen the two screws [1] and pull the bottom of the casing forward.
▶ Lift off the casing.
Fig. 40 Removing the front casing
Installing pipework
DANGER:
Contaminated heating water can damage the appliance!
Residue in the pipe work can damage the appliance.
▶ Flush the pipe work before installing the appliance.
▶ Determine internal diameter for the gas supply.
▶ All pipe connections in the heating system must be able to withstand
a pressure of 3 bar, and 10 bar in the DHW circuit.
▶ Install service valves and gas isolator.
▶ To fill and drain the heating system, install a drain valve at the lowest
point of the system.
▶ Install the Pressure Relief Valve discharge pipe to the latest advice in
BS6798.
▶ Always route discharge pipes with a continuous fall.
Appliance connections
NOTICE:
Commissioning without water damages the appliance!
▶ Only operate the appliance when filled with water.
Fig. 41 Connections on the gas and water side
[1] Condensate hose connection
[2] CH flow valve
[3] DHW outlet connection
[4] PRV tail connection (heating circuit)
[5] Gas isolator
[6] Cold Mains inlet valve
[7] CH return valve
[8] Connections for keyless filling link accessory
▶ Connect the CH flow pipe to the appliance 22mm compression
connection.
▶ Connect the CH return pipe to the appliance 22mm compression
connection.
▶ Connect the gas supply to the appliance gas cock 22mm
compression connection.
▶ Connect the Cold Mains inlet to the appliance 15mm compression
connection.
▶ Connect the DHW outlet to the appliance 15mm compression
connection.
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