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SAFETY INFORMATION
Continued
5. Always run heater with plaque control knob
at locked positions. Never set control knob
between locked positions. Poor combustion
and higher levels of carbon monoxide may
result.
6. This heater needs fresh, outside air ventila-
tion to run properly. This heater has an Oxy-
gen Depletion Sensing (ODS) safety shutoff
system. The ODS shuts down the heater if not
enough fresh air is available. See Air for Com-
bustion and Ventilation, page 5.
7. Keep all air openings in front and bottom of
heater clear and free of debris. This will in-
sure enough air for proper combustion.
8. If heater shuts off, do not relight until you pro-
vide fresh, outside air. If heater keeps shut-
ting off, have it serviced.
9. Do not run heater
• where flammable liquids or vapors are used
or stored
• under dusty conditions
10. Do not use heater if any part has been 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.
11. Turn off heater, unplug optional blower and
let cool before servicing. Only a qualified ser-
vice person should service and repair heater.
12. Operating heater above elevations of 4,500
feet could cause pilot outage.
13. To prevent performance problems, do not use
propane/LP fuel tank of less than 100 lbs.
capacity.
14. 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.
15. Provide adequate clearances around air openings.
LOCAL CODES
Install and use heater with care. Follow all local codes.
In the absence of local codes, use the latest edition of
The National Fuel Gas Code, ANSI Z223.1/NFPA 54*.
*Available from:
American National Standards Institute, Inc.
1430 Broadway
New York, NY 10018
National Fire Protection Association, Inc.
Batterymarch Park
Quincy, MA 02269
4
Ignitor Button
Grill
Guard
Plaque
Front
Panel
Figure 1 - Vent-Free Gas Heater
1. Remove heater from carton.
2. Remove all protective packaging applied to
heater for shipment.
3. Check heater for any shipping damage. If
heater is damaged, promptly notify store
where you bought heater.
PRODUCT FEATURES
SAFETY DEVICE
This heater has a pilot with an Oxygen Depletion
Sensing (ODS) safety shutoff system. The ODS/
pilot is a required feature for vent-free room heat-
ers. The ODS/pilot shuts off the heater if there is
not enough fresh air.
PIEZO IGNITION SYSTEM
This heater has a piezo ignitor. This system re-
quires no matches, batteries, or other sources to
light heater.
THERMOSTATIC HEAT CONTROL
(Thermostat Models Only)
Thermostat models have a thermostat sensing bulb
and a control valve. This results in the greatest heater
comfort. This can also result in lower gas bills.
www.desatech.com
PRODUCT
IDENTIFICATION
UNPACKING
Control
Knob
Heater
Cabinet
113681-01A
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