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6

099162

PROPANE

SUPPLY

Propane gas and propane tank(s) are to be furnished by the user.

Use this heater only with a propane vapor withdrawal supply system. See Chapter
5 of the Standard for Storage and Handling of Liquefied Petroleum Gas, ANSI/
NFPA 58
. Your local library or fire department will have this booklet.
The amount of propane gas ready for use from propane tanks varies. Two factors
decide this amount:
1. The amount of propane gas in tank(s)
2. The temperature of tank(s)
The chart below shows the number of 100 pound tanks needed to run this heater.
Do not operate this product with any tank smaller than 100 pounds.

32

°

20

°

10

°

0

°

-10

°

-20

°

Number of tanks, 80,000 BTU/Hr

1

1

2

2

3

3

Number of tanks, 150,000 BTU/Hr

2

2

3

3

 (Use larger tank)

Temperature (

°

F) At Tank

Continued

Hose

Regulator

Vent
(pointing down)

POL Fitting

Supply
Valve

Propane
Tank

Figure 4 - Regulator With Vent Pointing Down

Less gas is vaporized at lower temperatures. You may need two or more 100
pound tanks or one larger tank in colder weather. Your local propane gas dealer
will help you select the proper supply system. The minimum surrounding air
temperature rating for each heater is -20

°

F (-29

°

C).

INSTALLATION

!

WARNING

Review and understand the warnings in the Safety Information
Section, pages 2 and 3. They are needed to safely operate this
heater. Follow all local codes when using this heater.

1. Provide propane supply system (see Propane Supply above).
2. Connect POL fitting on hose/regulator assembly to propane tank(s). Turn POL

fitting counterclockwise into threads on tank. Tighten firmly using
7/8" wrench. 

IMPORTANT:

 Tighten regulator with vent pointing down.

Pointing vent down protects regulator from weather damage.

!

WARNING

Test all gas piping and connections for leaks after installing
or servicing. 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.

Summary of Contents for 150,000 BTU/Hr Models

Page 1: ...ONS WHO CAN UNDERSTAND AND FOLLOW THE IN STRUCTIONS SHOULD USE OR SERVICE THIS HEATER IFYOUNEEDASSISTANCEORHEATERINFORMATIONSUCHASAN INSTRUCTIONS MANUAL LABELS ETC CONTACT THE MANUFAC TURER Heater Siz...

Page 2: ...heated We cannot foresee every use which may be made of our heaters Check with your local fire safety authority if you have questions about heater use Otherstandardsgoverntheuseoffuelgasesandheatprodu...

Page 3: ...heater below ground level Propane gas is heavier than air If a leak occurs propane gas will sink to the lowest possible level Use only the electrical voltage and frequency specified on model plate Th...

Page 4: ...er Shell On Off Switch Power Cord Hose Regulator Assembly Inlet Connector Figure 2 150 000 BTU Hr Model Generic LP 45 80 LP PFA PV 008A Fan Guard Handle Lower Shell Power Cord Hose Regulator Assembly...

Page 5: ...s a stream of clean hot air The Ignition System The direct spark ignitor DSI sends voltage to the spark plug ignitor The spark plug ignitor ignites the fuel and air mixture The Safety Control System T...

Page 6: ...With Vent Pointing Down Less gas is vaporized at lower temperatures You may need two or more 100 pound tanks or one larger tank in colder weather Your local propane gas dealer will help you select th...

Page 7: ...U Hr Model Shown 6 Close propane supply valve WARNING Follow the minimum fresh outside air ventilation require ments If proper fresh outside air ventilation is not provided carbon monoxide poisoning c...

Page 8: ...on chamber 4 When taking heater out of storage always check inside of heater Insects and small animals may place foreign objects in heater Keep inside of heater free from combustible and foreign objec...

Page 9: ...embly before each use If hose is highly worn or cut replace 4 Have heater inspected yearly by a qualified service agency 5 Keep inside of heater free from combustible and foreign objects PREVENTATIVE...

Page 10: ...Arm Hub Setscrew Motor Shaft WARNING Never service heater while it is plugged in connected to propane supply operating or hot Severe burns and electrical shock can occur Fan IMPORTANT Remove fan from...

Page 11: ...ut is located on spark plug threads inside combustion chamber see Figures 12 and 14 5 Loosen and remove spark plug with 13 16 spark plug socket Be careful not to strike air sensing switch paddle 6 Cle...

Page 12: ...Gallons Hour Pounds Hour Supply Pressure To Regulator Minimum for purposes of input adjustment Maximum Regulator Outlet Pressure Factory Preset Manifold Pressure Hot Air Output CFM Approx Motor Electr...

Page 13: ...White White Orange White Green 120 VAC On Off Switch Solenoid Valve Red Ground Neutral Sensor Thermostat Main Valve Main Valve Return Red Red White Green Yellow Green Black Black Black White White Gr...

Page 14: ...ck Black White Blue Blue Blue Blue Insulated Connector Thermal Switch Orange Green Ignitor Fuse If Equipped Relay Position of Leads May Vary Electrical Ladder Diagram Line Neutral Green or Green Yello...

Page 15: ...number You can purchase a service manual for 5 Make check payable to DESA International You may have further questions about this heater If so contact DESA International s Technical Service Department...

Page 16: ...s Some states do not allow the exclusion or limitation of incidental or consequential damages or limitations or exclusions may not apply to you This Limited Warranty gives you specific legal rights an...

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