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4. Check all joints of gas supply piping sys-
tem. Apply a noncorrosive leak detection
fluid to all joints. Bubbles forming show a
leak.
5. Correct all leaks at once.
6. Reconnect fireplace insert and equipment
shutoff valve to gas supply. Check recon-
nected fittings for leaks.
Test Pressures Equal To or Less Than
1/2 PSIG (3.5 kPa)
1. Close equipment shutoff valve (see Fig-
ure 17).
2. Pressurize supply piping system by either
opening propane/LP supply tank for pro-
pane/LP gas or opening main gas valve
located on or near gas meter or using
compressed air.
3. Check all joints from gas meter to equip-
ment shutoff valve for natural gas (see
Figure 18) or propane/LP supply to
equipment shutoff valve for propane/LP
(see Figure 19). Apply a noncorrosive
leak detection fluid to all joints. Bubbles
forming show a leak.
4. Correct all leaks at once.
Equipment
Shutoff
Valve
Figure 17 - Equipment Shutoff Valve
Manual Gas Valve
Figure 18 - Checking Gas Joints (Natural
113195-01J
iNSTAllATiON
Open
Closed
Equipment
Shutoff
Valve
Gas
Meter
Gas)
www.desatech.com
Continued
Manual Gas Valve
Figure 19 - Checking Gas Joints
PRESSURE TESTING FIREPLACE
INSERT GAS CONNECTIONS
1. Open equipment shutoff valve (see Fig-
ure 17).
2. Open main gas valve located on or near
gas meter for natural gas or open pro-
pane/LP supply tank valve.
3. Make sure control knob of fireplace insert
is in the OFF position.
4. Check all joints from gas meter to equip-
ment shutoff valve for natural gas (see
Figure 18) or propane/LP supply to
equipment shutoff valve for propane/LP
(see Figure 19). Apply a noncorrosive
leak detection fluid to all joints. Bubbles
forming show a leak.
5. Correct all leaks at once.
6. Light fireplace insert (see Operation,
page 19). Check all other internal joints
for leaks.
7. Turn off fireplace insert (see To Turn Off
Gas to Appliance, page 20).
FIREPLACE INSERT INSTALLATION
INTO MASONRY FIREPLACE
Installation of this fireplace insert involves
installing fireplace insert into an existing
masonry fireplace. If using a mantel above
the fireplace, you must follow the clearances
shown in Figure 12, page 12. Follow instruc-
tions below to install fireplace insert in this
manner.
1. Use dimensions shown in Figure 20, page
16 for masonry fireplace opening.
2. Install and properly ground GA3555, three-
prong 120 volt electrical outlet, in fireplace
insert. Follow instructions included in kit
(see Accessories, page 34).
Equipment Shutoff Valve
(Propane/LP Gas)
Propane/LP
Supply
Tank
15
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