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2.3
GAS TIGHTNESS AND INLET PRESSURE (MANUAL CONTROL
MODELS)
a)
Remove the pressure test point screw from the inlet elbow and fit a
manometer.
b)
Turn on the main gas supply and carry out a gas tightness test.
c)
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.
d)
Check that the gas pressure for Natural Gas (G20) models is 20.0 mbar
(+/- 1.0mbar) 8.0 in w.g.(+/- 0.4 in w.g.)
e)
Turn off the fire, remove the manometer and refit the pressure test point
screw. Check the pressure test point screw for gas tightness with the
appliance turned on using a suitable leak detection fluid or detector.
2.4
GAS TIGHTNESS AND INLET PRESSURE (SLIDE CONTROL
MODELS).
a)
Remove the pressure test point screw from the pressure test point and
fit a manometer.
b)
Turn on the main gas supply and carry out a gas tightness test.
c)
Depress the control lever to the position marked pilot. Hold down the
control lever for a few seconds to purge the pipe work. The burner
should light, continue to hold the control lever for a few seconds to latch
the valve then lift to the full-on position.
d)
Check that the gas pressure for Natural Gas (G20) models is 20.0 mbar
(+/- 1.0mbar) 8.0 in w.g.(+/- 0.4 in w.g.)
e)
Turn off the fire, remove the manometer and refit the pressure test point
screw. Check the pressure test point screw for gas tightness with the
appliance turned on using a suitable leak detection fluid or detector.
19
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