Checking Gas Pressure - Monessen Hearth BDV300 Installation And Operating Instructions Manual

CHECKING GAS PRESSURE

1. Check gas type. The gas supply must be the same as
stated on the appliance's rating decal. If the gas supply
is different from the fireplace, STOP! Do not install
the appliance. Contact your dealer immediately.
2. To ease installation, a 30" (mm) flex line with manual
shut-off valve has been provided with on this appliance.
1
Install and attach /
2
3. After completing gas line connection, purge air from
gas line and test all gas joints from the gas meter to
the fireplace for leaks. Use a solution of 50/40 water
and soap or a gas sniffer.
4. To adjust flame height, turn HI/LO knob to HI to get
maximum pressure to burner. Turn HI/LO knob to LO
to get minimum pressure.
5. To check gas pressures at valve, turn captured screw
counter clockwise 2 or 3 turns and then place tubing to
pressure gauge over test point. Turn unit to high. See
Figure 36. After taking pressure reading, be sure and
turn captured screw clockwise firmly to reseal. Do not
over torque. Check test points for gas leaks.
28
" gas line onto shut-off valve.
Pressure
Test "IN"
Pressure
Test "OUT"
HI/LO
Knob
Pilot Adjustment
Screw
Figure 36 - Gas Pressure Check at Gas Valve
Do not use open flame to check for
gas leaks.
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