CONNECTING

IMPORTANT: Hold pressure regulator with wrench when connecting it to gas piping

and/or fittings.

 

 

 

TO GAS

 

 

 

 

 

 

Note: Burner bracket

SUPPLY

 

Pressure

 

not shown for clarity

 

Regulator

 

 

 

Continued

 

 

 

 

 

 

1/2" NPT

 

 

 

 

Pipe Nipple

 

 

 

 

 

 

Ground Joint

Heater

 

 

 

Cabinet

 

 

 

Union

 

 

 

Tee Joint

 

 

 

 

 

 

 

 

Test

Reducer

 

 

Manual Shutoff

 

Gauge

Bushing to

 

 

Valve *

 

Connection *

1/8" NPT

 

 

 

 

 

 

 

 

 

 

1/8" NPT

 

 

From Gas Meter

 

 

Plug Tap

 

(4" W.C. to 10.5" W.C.

 

 

Tee Joint

 

 

Pressure)

 

 

 

 

 

 

Sediment

Pipe

3" Minimum

 

 

 

Trap

Nipple

 

 

 

 

Cap

 

 

 

 

 

 

Figure 13 - Gas Connection

 

 

*An A.G.A. design certified manual shutoff valve with 1/8" NPT tap is an accept- able alternative to test gauge connection. Purchase the optional A.G.A. design certified manual shutoff valve from your dealer. See Accessories, page 30.

CHECKING

WARNING ICONG 001WARNING

GAS

Test all gas piping and connections for leaks after installing or

CONNECTIONS

servicing. Correct all leaks at once.

 

 

 

 

WARNING ICONG 001WARNING

 

Never use an open flame to check for a leak. Apply a mixture of

 

liquid soap and water to all 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

1.Disconnect heater and its individual manual shutoff valve from gas supply piping system. Pressures in excess of 1/2 PSIG will damage heater regulator.

2.Cap off open end of gas pipe where manual shutoff valve was connected.

3.Pressurize supply piping system by either using compressed air or opening main gas valve located on or near gas meter.

Continued 15

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Page 15
Image 15
Desa VN2800BTA Checking GAS, Connections, Pressure Testing GAS Supply Piping System, Servicing. Correct all leaks at once

VN2000BA, VN2000BTA, VN2800BTA specifications

Desa VN2800BTA, VN2000BTA, and VN2000BA are three models of innovative heating solutions that embody advanced technology and comfort for residential and commercial use. These models are designed to provide efficient heating in various settings, ensuring warmth during the colder months while prioritizing user convenience and energy savings.

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