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Revision 4/F3576 © Moffat Ltd, December 2004
Primary air shutter
6.4 ADJUSTMENT / CALIBRATION
6.4.2 DOOR CHAIN
1) Remove the bottom lintel (refer 6.2.5).
2) Loosen the two locknuts on each of the
turnbuckles.
1) Loosen the ball catch locknut by one turn.
2) Use the adjusting tool provided with the
oven to rotate the ball catch clockwise or
anti-clockwise, moving it into and out of
the door respectively.
3) Tighten the locknut to secure the new
adjustment.
Figure 6.4.2
Turnbuckle Locknuts
6.4.3 DOOR BALL CATCH
3) Adjust the turnbuckles such that the right
hand door closes slightly ahead of the left
hand door.
To make the left hand door close earlier,
tighten the left hand turnbuckle, and
loosen the right hand turnbuckle.
To make the right hand door close earlier,
tighten the right hand turnbuckle, and
loosen the left hand turnbuckle.
4) Tighten the locknuts.
5) Replace bottom lintel.
1) Gain access to the oven burners (refer
6.2.6).
2) With the main burners on, adjust the
primary air shutters at the front of each
burner until optimum flame condition is
established.
NOTE:
Ideally flame should be blue/green in
colour, exhibit no yellow tipping and no
lifting off burner ports.
6.4.4 BURNER AERATION
Figure 6.4.4
Figure 6.4.3
Ball
catch
Figure 6.4.1
6.4.1 GAS PRESSURE
Units manufactured from S/N 275353.
NOTE:
The operating pressures should be
adjusted to achieve the following required
settings on both gas valves.
Natural Gas 0.90 kPa (3.6.” w.c)
LP / Propane Gas 2.50 kPa (10.0” w.c)
1) Remove right hand side panel (refer
6.2.4).
2) Unscrew the pressure test point screw at
the bottom of the gas valve and connect
pressure meter.
3) Unscrew the regulator screw cap to
access the regulator adjustment screw.
With the burners on, adjust the regulator
spring setting until the correct operating
pressure is obtained. This regulator is
adjustable for Natural and LPG/Propane
gas's operating pressures.
NOTE:
Always set gas pressure with burners
on. Turning the regulator screw clockwise
increases the gas pressure.
4) Refit the slotted caps, disconnect pressure
meters and refit screws, refit side panel.
Pressure
test point
Regulator
screw