Desa VYGF33PRC Installation, Continued, Equipment Shutoff Valve, Checking Gas Joints for

Models: VYGF33PRC

1 40
Download 40 pages 53.39 Kb
Page 16
Image 16
Figure 25 - Equipment Shutoff Valve

INSTALLATION

Continued

2.

Cap off open end of gas pipe where equipment

 

shutoff valve was connected.

3.

Pressurize supply piping system by either

 

opening propane/LP supply tank valve for

 

propane/LP gas or opening main gas valve

 

located on or near gas meter for natural gas

 

or using compressed air.

Equipment

Open

Shutoff

 

Valve

 

 

Closed

Figure 25 - Equipment Shutoff Valve

4.

Check all joints of gas supply piping system.

 

Apply noncorrosive leak detection fluid to all

 

joints. Bubbles forming show a leak.

5.

Correct all leaks at once.

6.

Reconnect fireplace and equipment shutoff

 

valve to gas supply. Check reconnected fittings

 

for leaks.

Test Pressures Equal To or Less Than 1/2 PSIG (3.5 kPa)

1. Close equipment shutoff valve (see Figure 25).

Gas Control Valve

Equipment Shutoff Valve

Gas Meter

2.

Pressurize supply piping system by either

 

opening propane/LP supply tank valve for

 

propane/LP gas or opening main gas valve

 

located on or near gas meter for natural gas

 

or using compressed air.

3.

Check all joints from gas meter to equipment

 

shutoff valve for natural gas or propane/LP sup-

 

ply to equipment shutoff valve for propane/LP

 

(see Figures 26 or 27). Apply noncorrosive

 

leak detection fluid to all joints. Bubbles

 

forming show a leak.

4.

Correct all leaks at once.

PRESSURE TESTING FIREPLACE GAS CONNECTIONS

1.Open equipment shutoff valve (see Figure 25).

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 is in the OFF position.

4.Check all joints from equipment shutoff valve to gas control valve (see Figures 26 or 27). Apply noncorrosive leak detection fluid to all joints. Bubbles forming show a leak.

5.Correct all leaks at once.

6.Light fireplace (see Operating Fireplace, page 19. Check all other internal joints for leaks.

7.Turn off fireplace (see To Turn Off Gas to Appliance, page 21).

Figure 26 - Checking Gas Joints for

Natural Gas

Equipment Shutoff Valve

Propane/LP

Supply Tank

Gas Control Valve

Figure 27 - Checking Gas Joints for

Propane/LP Gas

16

www.desatech.com

113109-01B

Page 16
Image 16
Desa VYGF33PRC Installation, Continued, Equipment Shutoff Valve, Checking Gas Joints for Natural Gas, Propane/LP Gas