Supplied By www.heating spares.co Tel. 0161 620 6677
10
221100C
5297
6 L i g h t i n g a n d T e s t i n g a n d F i t t i n g I n t e r n a l P a r t s
Diagram 6.2
Diagram 6.3
Remove the pressure test point screw and fit a suitable
pressure gauge, see diagram 6.2.
Turn the gas service cock to back boiler and fire On, see
diagram 6.3.
To check for gas soundness, using the pressure drop
method, apply suitable leak detection fluid to all joints,
replace front glass panel.
Push the control knob in and turn it slowly anti-
clockwise to 1 - ignition.
As the knob is turned a click of the ignition will be heard
and the burner will light. Keep the knob pushed in for
10 seconds.
With the burner lit, visually check for leaks whilst
changing tap positions.
To change settings:
0 - 1 Push in and turn
1 - 2 Turn only
2 - 3 Push in and turn
3 - 4 Push in and turn
4 - 5 Turn only
Note, air may be present in the supply to the fire front so
the initial lighting operation may need to be repeated.
Check that the gas pressure is as quoted in the Data
Section or on the Data Label.
If there is any doubt about the gas rate, check at the
meter, having turned off all other gas appliances.
The rate for this fire front, after 10 minutes, is about
2mins 50secs for 1ft
3
.
If the burner does not light first time, wait 10 seconds
then repeat the above sequence.
Turn the burner off, remove pressure gauge, replace test
nipple screw and make sure that a gas tight seal is made.
GAS SERVICE
COCK UNION
BACK
BOILER
ONLY 'ON'
TURNED
FULLY
CLOCKWISE
90˚
180˚
'OFF'
TURN FULLY
ANTI-
CLOCKWISE
BACK
BOILER &
FIRE FRONT
'ON' TURNED
TO MID
POSITION
3924 S
PRESSURE
TEST POINT