2.3
GAS SOUNDNESS AND INLET PRESSURE
a)
Remove the pressure test point screw from the inlet elbow pressure test
point and fit a manometer.
b)
Turn on the main gas supply and carry out a gas soundness 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 slide valve then lift to the full-on position.
d)
Check that the gas pressure is 20.0 mbar (+/- 1.0mbar) 8.0 in w.g.(+/-
0.4 in w.g.) for FSRN**G & FSTN**G models
e)
Turn off the fire, remove the manometer and refit the pressure test point
screw. Check the pressure test point screw for gas soundness with the
appliance turned on using a suitable leak detection fluid or detector.
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