Desa 3VH22 instruction manual Dayton Propane Construction Convection Heater, Maintenance, Storage

Models: 3VH22

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Incorrect

Dayton Operating Instructions and Parts Manual

3VH22

Dayton® Propane

Construction Convection Heater

Incorrect

Flame Pattern–

Flashback

Yellow

Flame

Flame Inside Burner Tube (makes roaring noise)

Maintenance

Never attempt to service heater

while it is connected to propane supply, operating, or hot. Severe burns can occur.

1.

Keep heater clean.

2.

Inspect heater before each use. Check

 

connections for leaks. Apply mixture of

 

liquid soap and water to connections.

Blue Flame

Bubbles forming show a leak that must

 

be corrected. Correct all leaks at once.

3.

Inspect hose/regulator assembly before

 

each use. If hose is highly worn or cut,

 

replace.

4.

Have heater inspected yearly by a

 

qualified service person.

Figure 7 - Flame Pattern during Flashback

TO STOP HEATER

1.Tightly close propane supply valve on propane tank(s). Allow heater to burn remaining fuel in hose.

2.Shut off main burner valve. Do this by pushing in the control knob and turning it clockwise to the OFF position.

TO RESTART HEATER

1.Wait five minutes after stopping heater.

2.Restart heater by following steps under To Start Heater, page 5.

Storage

Disconnect heater from propane

supply tank(s).

1.Store propane tank(s) in safe manner. Refer to Chapter 5 of Standard for Storage and Handling of Liquefied Petroleum Gases, ANSI/NFPA 58 and/or CAN/CGA B149.2. Follow all local codes. Always store propane tanks outdoors.

2.Place plastic cover caps over brass fittings on inlet connector and hose/regulator assembly.

3.Store in a dry, clean, and safe place.

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Desa 3VH22 Dayton Propane Construction Convection Heater, Maintenance, Storage, Incorrect Flame Pattern- Flashback