Burner - Monessen Hearth VWF18 Installation And Operating Instructions Manual

The gas log set gas inlet connection is 3/8" NPT at the regulator, inlet on the right side facing the gas log. If a left
side connection is required, the connecting pipe may be led under the rear of the gas logs or behind the grate for
connection to the inlet.
Test all gas joints from the gas meter to the appliance regulator for leaks using a gas analyzer or soap and water solution after
completing connection. DO NOT USE AN OPEN FLAME.
Check the gas pressure with the appliance burning.
MANUAL AND HI/LO CONTROL (Figure 10)
The pressure regulator is preset and locked to discourage
the correct part from the parts list in this manual.
Remove 1/8" NPT plug, located on side of regulator body.
pressure reading, re-install test plug. which should be
checked at the pressure test point. Check for gas leaks.
MILLI-VOLT CONTROL (Figure 11)
The valve regulator controls the burner pressure which should
be checked at the pressure test point. Turn captured screw
counter clockwise 2 or 3 turns and then place tubing to pres-
sure gauge over test point (Use test port labeled "OUT").
After taking pressure reading, be sure and turn captured
for gas leaks.
27D8520
CONNECTING THE GAS
Figure 10 - Pressure Test Point Location
Figure 11 - Pressure Test Point Location