Manual Control; Millivolt Control - Vermont Castings VWF18 Installation And Operating Instructions Manual

CONNECT THE GAS
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 CONTROL

Figure 9
The pressure regulator is preset and locked to discourage
tampering. If the pressure is not as specified, replace with
the correct part from the parts list in this manual.
Remove 1/8" NPT plug, located on side of regulator body.
Install fitting and tubing to pressure gauge. After taking
pressure reading, re-install test plug. which should be
checked at the pressure test point. Check for gas leaks.
Test Plug
Figure 9 -
Pressure Test Point Location
LG1045
manual control valve
27D8520

MILLIVOLT CONTROL

Figure 10
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 pressure gauge over test point (Use test port labeled
"OUT"). After taking pressure reading, be sure and turn
captured screw clockwise firmly to re-seal. Do not over
torque. Check for gas leaks.
Test Port "Out"
Figure 10 -
Pressure Test Point Location
LG1045
VWF Series Vented Gas Log Set
LG1046
millivolt control valve
LG1046
11