Safety information – Desa VF-24N-BTB User Manual

Page 4

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4

SAFETy INFORMATION

Continued

State of Massachusetts: The installa-

tion must be made by a licensed plumber

or gas fitter in the Commonwealth of

Massachusetts.
Sellers of unvented propane or natural

gas-fired supplemental room heaters shall

provide to each purchaser a copy of 527

CMR 30 upon sale of the unit.
Vent-free gas products are prohibited for

bedroom and bathroom installation in the

Commonwealth of Massachusetts.

You must operate this heater

with a fireplace doors or screen

in place and fully closed. Un-

less provided by other means,

screens shall have openings for

introduction of combustion air.

Keep the appliance area clear

and free from combustible ma-

terials, gasoline and other flam-

mable vapors and liquids.

1. This appliance is only for use with the type of

gas indicated on the rating plate. This appliance

is not convertible for use with other gases.

2. Do not place propane/LP supply tank(s) in-

side any structure. Locate propane/LP supply

tank(s) outdoors (propane/LP units only).

3. If you smell gas

• shut off gas supply

• do not try to light any appliance

• do not touch any electrical switch; do not use

any phone in your building

• immediately call your gas supplier from a

neighbor’s phone. Follow the gas supplier’s

instructions

• if you cannot reach your gas supplier, call

the fire department

4. This heater shall not be installed in a bedroom

or bathroom unless installed as a vented

appliance (see Installing Damper Clamp

Accessory for Vented Operation, page 11)

5. Before installing in a solid fuel burning fire-

place, the chimney flue and firebox must be

cleaned of soot, creosote, ashes and loose paint

by a qualified chimney cleaner. Creosote will

ignite if highly heated. A dirty chimney flue

may create an distribute soot within the house.

Inspect chimney flue for damage. If damaged,

repair flue before operating heater.

6. Do not burn solid fuel in a masonry or UL127

factory-built fireplace in which a vent-free

room heater is installed.

7. If fireplace has glass doors, never operate this

heater with glass doors closed. If you operate

heater with doors closed, heat buildup inside

fireplace will cause glass to burst. Make sure

there are no obstructions across openings of

fireplace.

8. To prevent the creation of soot, follow the

instructions in Cleaning and Maintenance,

page 19.

9. Before using furniture polish, wax, carpet

cleaner or similar products, turn heater off. If

heated, the vapors from these products may

create a white powder residue within burner

box or on adjacent walls or furniture.

10. This heater needs fresh, outside air ventilation to

run properly. This heater has an oxygen deple-

tion sensing (ODS) pilot light safety system.

The ODS shuts down the heater if not enough

fresh air is available. See Air for Combustion

and Ventilation, page 6. If heater keeps shutting

off, see Troubleshooting, page 20.

11. Do not run heater

• where flammable liquids or vapors are used

or stored

• under dusty conditions

12. Do not use this heater to cook food or burn

aper or other objects.

13. Do not use heater if any part has been exposed

to or under water. Immediately call a qualified

service technician to inspect the room heater

and to replace any part of the control system and

any gas control which has been under water.

14. Do not operate heater if any log is broken. Do

not operate heater if a log is chipped (dime-

sized or larger).

15. Turn heater off and let cool before servicing or

repairing. Make sure the selector switch is in

the OFF position. Only a qualified service per-

son should install, service or repair heater.

16. Make sure selector switch is in the OFF posi-

tion when you are away from home for long

periods of time.

17. This heater does not need to be connected to

any external electrical source.

18. To prevent performance problems, do not

use propane/LP fuel tank of less than 100 lb.

capacity (propane/LP units only).

19. Provide adequate clearances around air

openings.

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