4. Installation – Page 14
Main Burner
(45 Model)
Burner
Securing
Screw
Gas
Valve
Combustion
Chamber
Gas Fire
Supply
Pipe
Open
Closed
B
B
4
5
0
1
6
B
Boiler
Gas
Service
Cock
Fig. 15
13)
Loosely fit the gas service cock to the gas valve.
14)
Re-fit the burner/gas valve assembly and secure with
the screw previously removed.
15)
Re-fit the combustion chamber front cover and secure
using the wing nuts previously removed.
16)
Connect the mains gas supply to the gas service cock.
17)
Connect the gas fire supply pipe to the gas valve.
This
is supplied with the fire.
18)
Fully tighten all gas joints.
Refer to Fig. 16.
19)
Attach the gas fire mounting bracket to the boiler using
the wing nuts supplied on the boiler.
The bracket is
supplied with the fire.
20)
Insert the gas fire isolation tap through the hexagonal
opening in the gas fire mounting bracket and
Main Burner
(55 Model)
Burner
Securing
Screw
Gas
Valve
Combustion
Chamber
Gas Fire
Supply
Pipe
Open
Closed
Boiler
Gas
Service
Cock
B
B
4
5
0
3
3
B
Fig. 15A
secure using the locknut. Connect the gas fire supply
pipe to the isolation tap.
The gas fire isolation tap
complete with locknut is supplied with the boiler.
Important
Ensure the isolation points on both the boiler gas
servicecock and the gas fire isolation tap are in the OFF
position.
21)
Secure the electronic control box to the gas fire
mounting bracket using the screws provided.
22)
Secure the user controls to the gas fire mounting
bracket using the screws provided.
23)
Push the coiled overheat stat sensor into the right
hand socket. Secure using the plastic screw. If the
boiler is to be used on a
Gravity DHW
system the
overheat sensor must be repositioned as shown.
24)
Connect the electrics as shown in section 4.3.
.
Important:
Do not switch on the electric supply
Содержание Housewarmer 45
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