DORCHESTER DR-LA 110, Руководство пользователя

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Flue gas discharge
Instruction manual DR-LA 27
is
See
d
in Figure 3.3 .
1. Fit a gas valve
h
in the gas supply pipe.
2. Blow the gas pipe through before use, to be sure it is clean.
3. Close the gas valve.
4. Fit the gas supply pipe to the gas control.
Warning
Check for leaks after fitting.
3.9 Flue gas discharge
Warning
The installation should be carried out by an authorised installation engineer,
in compliance with the general and local regulations imposed by gas, water
supply and power supply companies and the fire service. Refer also to
paragraph
1.3 Regulations and documents .
3.9.1 Introduction
When connecting the water heater to the chimney, the draught diverter
l
supplied with the water heater must be used. The standard flue gas thermostat
and sensor that are supplied must be fitted in the draught diverter.
3.9.2 Fitting the draught diverter
The draught diverter can be positioned according to preference. After
positioning, the draught diverter is secured using two screws
b
to the top
surface of the water heater and also sits on a support bracket
f
attached to the
side of the water heater. The assembly procedure is as follows:
1. Take the support bracket out of the bag.
2. Fit the support bracket
f
in such a way that it properly supports the draught
diverter.
3. Drill two holes
e
(3.2 mm drill) for the support bracket screws.
4. Screw the support bracket tightly to the water heater.
Legend
a
sealing ring
b
fastening screws
c
chimney pipe
d
45° bend
e
holes to attach support bracket
f
support bracket
n
Caution
To guarantee draught a
chimney pipe with a lenght of at
least 0.5 m should be fitted to
the 45
o
bend.
Figure 3.5 Placing the draught diverter
b
a
c
d
e
f
IMD-0123
> 0.5 m