0108MLOOGBEN
8
Figure 5 FLUE SYSTEMS FOR TYPE B APPLIANCES
A guard must be fitted to combustion air inlet. A Ø 80 mm 90° elbow or Reznor option as shown
SECTION 5 GAS CONNECTION
5.1 Connection to the gas supply may only be carried out
by suitably qualified persons. The gas installation
must comply with the rules in force using materials
appropriate for gas service installations.
5.2 Check that the gas category is in accordance with
the data described on the air heater and its
packaging.
5.3 An adequate gas supply sized to provide the dynamic
pressure for the volume required by the air heater(s)
is essential to maintain the nominal heat output of
the appliance.
5.4 A 90° action service tap and, to facilitate servicing a
disconnect union must be provided adjacent to the
appliance, see figure 6.
5.5 Ensure that the gas service is provided with a filter
and that it is tested and purged in accordance with
prescribed practice prior to commissioning and taking
the air heater into service.
Figure 6 GAS CONNECTION DETAIL
WARNING: NEVER use a FLAME to test for GAS SOUNDNESS !!!
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