Flavel Raglan Installation And Maintenance Instructions Manual page 14

Fig. 11
h) Before making the final gas connection, thoroughly purge the gas
supply pipework to remove all foreign matter, otherwise serious
damage may be caused to the gas control valve on the fire.
Failure to purge the gas supply will invalidate the guarantee.
i) The gas connection should be made to the appliance inlet elbow to
using 8mm rigid tubing.
j) Remove the pressure test point screw from the inlet elbow and fit a
manometer.
k) Turn on the main gas supply and carry out a gas tightness test.
l) Depress the control knob and turn anti-clockwise to the position marked
pilot. Hold in the control knob for a few seconds to purge the pipe work
then press the igniter button. The burner should light, continue to hold
the control knob for a few seconds then turn to the full-on position.
m) Check that the gas pressure is 20.0 mbar (+/- 1.0mbar) 8.0 in w.g.(+/-
0.4 in w.g.)
n) Turn off the fire, remove the manometer and refit the pressure test point
screw. Check the pressure test point screw for gas tightnesswith the
appliance turned on using a suitable leak detection fluid or detector.
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