Vanguard Heating VN1800TB Operating, Heater, Installation, Continued, Read Before, Connections

Models: VN1800TB VN3000TB

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Pressure Testing Gas Supply Piping System

OWNER’S MANUAL

INSTALLATION

Continued

CHECKING GAS

CONNECTIONS

OPERATING WARNING: Test all gas pip- ing and connections for leaks after installing or servicing. Cor- rect all leaks at once.

HEATERWARNING: 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 (3.5 kPA)

1.Disconnect appliance with its appliance main gas valve (control valve) and equip- ment shutoff valve from gas supply pip- ing system. Pressures in excess of 1/2 psig will damage heater regulator.

2.Cap off open end of gas pipe where equipment shutoff valve was con- nected.

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

4.Check all joints of gas supply piping system. Apply mixture of liquid soap and water to gas joints. Bubbles form- ing show a leak.

5.Correct all leaks at once.

6.Reconnect heater and equipment shutoff valve to gas supply. Check re- connected fittings for leaks.

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

1.Close equipment shutoff valve (see Figure 13).

2.Pressurize supply piping system by ei- ther using compressed air or opening main gas valve located on or near gas meter.

3. Check all joints from gas meter to

OPERATING

 

equipment shutoff valve (see Figure

HEATER

 

14). Apply mixture of liquid soap and

 

water to gas joints. Bubbles forming

 

 

show a leak.

FOR YOUR SAFETY

4.

Correct all leaks at once.

READ BEFORE

Pressure Testing Heater Gas

LIGHTING

Connections

 

1. Open equipment shutoff valve (see Fig-

WARNING: If you do not fol-

 

ure 13).

low these instructions exactly, a

2. Open main gas valve located on or near

fire or explosion may result caus-

 

gas meter.

ing property damage, personal

3. Make sure control knob of heater is in

injury or loss of life.

 

 

the OFF position.

A. This appliance has a pilot which must

4.

Check all joints from equipment shutoff

be lighted by hand. When lighting the

 

valve to control valve (see Figure 14).

 

pilot, follow these instructions exactly.

 

Apply mixture of liquid soap and wa-

 

B. BEFORE LIGHTING smell all

 

ter to gas joints. Bubbles forming show

 

around the appliance area for gas. Be

 

a leak.

 

sure to smell next to the floor because

5.

Correct all leaks at once.

some gas is heavier than air and will

6. Light heater (see Operating Heater,

settle on the floor.

 

pages ll through 13). Check the rest of

WHAT TO DO IF YOU SMELL GAS

 

the internal joints for leaks.

 

• Do not try to light any appliance.

7. Turn off heater (see To Turn Off Gas to

• Do not touch any electric switch; do

 

Appliance, page 12).

not use any phone in your building.

8.

Replace front panel.

• Immediately call your gas supplier

 

Open

from a neighbor’s phone. Follow

 

the gas supplier’s instructions.

 

 

Equipment

• If you cannot reach your gas sup-

Shutoff

plier, call the fire department.

Valve

C. Use only your hand to push in or turn

 

 

 

 

the gas control knob. Never use tools.

 

 

If the knob will not push in or turn

 

Closed

by hand, don’t try to repair it, call a

 

qualified service technician or gas

 

 

 

 

supplier. Force or attempted repair

Figure 13 - Equipment Shutoff Valve

may result in a fire or explosion.

 

Control Valve Location

D. Do not use this appliance if any part

 

has been under water. Immediately

 

 

call a qualified service technician

 

 

to inspect the appliance and to re-

 

 

place any part of the control sys-

 

 

tem and any gas control which has

Gas Meter

been under water.

 

 

Equipment

 

Shutoff

 

 

Valve

 

Figure 14 - Checking Gas Joints

Continued

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Vanguard Heating VN1800TB, VN3000TB Operating, Heater, Installation, Continued, Pressure Testing Gas Supply Piping System