Desa GS38 installation manual Fireplace Insert Installation into masonry fireplace

Installation

Continued

Test Pressures Equal To or Less Than

1/2 PSIG (3.5 kPa)

1. Close equipment shutoff valve (see Figure 17).

2. Pressurize supply piping system by either open- ing propane/LP supply tank for propane/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 equipment 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.

Pressure Testing Fireplace

Insert Gas Connections

1. Open equipment shutoff valve (see Figure 17).

2. Open main gas valve located on or near gas meter for natural gas or open propane/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 equipment 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 Operating Fireplace Insert, page 19). Check all other internal joints for leaks.

7. Turn off fireplace insert (see To Turn Off Gas to Appliance, page 20).

Open

Equipment

Shutoff

Valve

Closed

Figure 17 - Equipment Shutoff Valve

Equipment

Shutoff

Valve

Gas

Meter

Manual Gas Valve

Figure 18 - Checking Gas Joints (Natural

Gas)

Equipment Shutoff Valve

Propane/LP

Supply

Tank

Manual Gas Valve

Figure 19 - Checking Gas Joints

(Propane/LP Gas)

Fireplace Insert Installation into masonry fireplace

Installation of this fireplace insert involves in- stalling 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 the instructions below to install the fireplace insert in this manner.

		Minimum
	Insert	Fireplace Opening
Height	25 9/16"	26 1/4"
Front Width	34 5/16"	35"
Depth	16 11/16"	17 1/4"

1.Use dimensions shown in Figure 20, page 16 for the 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).

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