Fitting The Appliance Boiler Connections - Bosch Worcester GREENSTAR CDi CLASSIC REGULAR ErP Series Installation, Commissioning And Servicing Instructions

Wall hung rsf gas fired condensing regular boiler
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INSTALLATION
8
E
Fig. 28
4.4

Fitting the appliance boiler connections

CAUTION: Isolate the mains gas supply before starting
any work and observe all relevant safety precautions.
GAS AND WATER CONNECTIONS:
• If there is greater than 600mm clearance below the appliance it is
possible to fit the flow and return pipes, supplied, with the boiler
installed on the wall.If clearance is less than 600 mm below the
appliance it may be necessary to fit the flow and return pipes before
hanging the appliance.
▶ System pipes may be run vertically up behind the boiler or below it.
See Plumbing Manifold Section on page 14.
If pipes require reducing in length this is best done
before they are fitted to the boiler.
A - Flow (22mm)
C - Return (22mm)
B - Gas inlet (22mm)
1. Fit the sealing washers before hanging boiler.
▶ Remove the plastic strip from connections on boiler.
The accessibility to the pre-plumbing manifold can be
improved by removing the condensate trap.
22
Do not use
the frame as
a handle
7
6
10
11
G
6 720 815 725-11.1O
A
Fig. 29 Fit washers
2. Hang the boiler on to the hanging bracket.The lugs pass through the
rectangular holes in the boiler back panel. Take care not to disturb
the washers on the connections.
▶ Lifting should be performed by 2 people, observing
all precautions for safe lifting of heavy objects.
▶ Do not lift by the top case panel. There are two
handling holes in the inner casing left and right in the
lower section of the appliance.
D
9
F
B
C
6 720 812 174-05.1O
6 720 815 723 (2015/05)

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