Checking Gas Connections; Connecting Fireplace To Gas Supply - Vanguard B) Owner's Operation And Installation Manual

FIREPLACE
INSTALLATION
Continued
CONNECTING FIREPLACE
TO GAS SUPPLY
Installation Items Needed
• 5/16" hex socket wrench or nut-driver
• sealant (resistant to propane/LP gas, not
provided)
1. Open lower louver door panel by gen-
tly pulling forward.
2. Route flexible gas line (provided by
installer) from manual shutoff valve to
fireplace. Route flexible gas supply line
through one of the access holes on side
of fireplace.
3. Attach a 45 flare union gas connector
to flexible gas line from gas supply (see
Figure 37). Connect flare union to flex-
ible gas line attached to gas regulator
of fireplace (see Figure 37).
4. Check all gas connections for leaks. See

Checking Gas Connections.

To Fireplace
Gas Valve
Flexible Gas Line from
Fireplace Gas Valve
Provided with Fireplace
Figure 37 - Attaching Flexible Gas Lines Together
105539
CHECKING GAS
CONNECTIONS
WARNING: Test all gas pip-
ing and connections for leaks
after installing or servicing. Cor-
rect all leaks at once.
WARNING: Never use an open
flame to check for a leak. Apply
commercial leak test solution to
all gas joints. Bubbles forming
show a leak. Correct all leaks at
once.
Pressure Testing Gas Supply
Piping System
Test Pressures In Excess Of 1/2 PSIG
(3.5 kPa)
1. Disconnect fireplace and its individual
manual shutoff valve from gas supply
piping system. Pressures in excess of 1/2
psig (3.5 kPa) will damage fireplace gas
regulator.
2. Cap off open end of gas pipe where
manual shutoff valve was connected.
Flare Union
Manual Shutoff Valve
Flexible Gas Line from
Manual Shutoff Valve
Provided by Installer
OWNER'S MANUAL
3.
4. Check all joints of gas supply piping
5.
To Gas
Supply
(Natural)
To External
Regulator
(Propane/LP)
19
Pressurize supply piping system by ei-
ther opening propane/LP supply tank
valve for propane/LP gas fireplace or
opening main gas valve located on or near
gas meter for natural gas fireplace, or
using compressed air.
system. Apply commercial leak test so-
lution to all gas joints. Bubbles forming
show a leak. Correct all leaks at once.
Reconnect fireplace and manual shutoff
valve to gas supply. Check reconnected
fittings for leaks.
Continued