Checking Gas Pressure - Vermont Castings Lexington LX32DV Installation And Operating Instructions Manual

LX Series Direct Vent Gas Fireplace
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 appli-
ance. Install and attach 1/2" gas line onto shut-off
valve.
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. Figure 35. After taking pressure reading,
be sure and turn captured screw clockwise firmly
to reseal. Do not over torque. Check test points for
gas leaks.
eLectRIcAL WIRING
This fireplace will work without any electrical supply. Elec-
tricity is only needed to operate blower.
Note: If installed in mobile home, fireplace must be bolted
securely to floor.
electrical connections should only
be performed by a qualified, licensed
electrician. Main power must be off when
connecting to main electrical power supply
or performing service. All wiring shall be
in compliance with all local, city and state
codes. the appliance, when installed, must
be electrically grounded in accordance
with local codes or in the absence of local
codes, with the National electrical code
ANSI/NFpA 70 (latest edition) and canadian
electrical code, cSA c22.1.
24
checKING GAS pReSSuRe and eLectRIcAL INStALLAtIoN
Pressure
Test "IN"
Pressure
Test "OUT"
HI/LO Knob
Pilot Adjustment Screw
Verify proper operation after servicing.
Figure 35 -
Gas Pressure Check at Gas Valve
FP1979
Do not use open flame to check for gas
Millivolt gas valve
leaks.
Label all wires before disconnecting when
servicing controls. Wiring errors can cause
improper and dangerous operation.
FP1979
51D0528