Desa VS18NRA, CFS18NRA Desa International Unvented Natural GAS LOG Heater, Safety Information

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DESA INTERNATIONAL

UNVENTED NATURAL GAS LOG HEATER

SAFETY

INFORMATION

WARNINGS

IMPORTANT: Read this owner’s manual carefully and completely before trying to assemble, oper- ate, or service this heater. Im- proper use of this heater can cause serious injury or death from burns, fire, explosion, electrical shock, and carbon monoxide poisoning.

DANGER: Carbon monoxide poisoning may lead to death!

Carbon Monoxide Poisoning: Early signs of carbon monoxide poisoning re- semble the flu, with headaches, dizziness, or nausea. If you have these signs, the heater may not be working properly. Get fresh air at once! Have heater serviced. Some people are more affected by carbon monoxide than others. These include pregnant women, people with heart or lung disease or anemia, those under the influence of alcohol, and those at high altitudes.

Natural Gas: Natural gas is odorless. An odor-making agent is added to the gas. The odor helps you detect a gas leak. However, the odor added to the gas can fade. Gas may be present even though no odor exists.

Make certain you read and understand all Warnings. Keep this manual for reference. It is your guide to safe and proper operation of this heater.

WARNING: Any change to this heater or its controls can be dangerous.

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.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

3.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 10).

4.Never install the heater

in a recreational vehicle

where curtains, furniture, clothing, or other flammable objects are less than 42 inches from the front, top, or sides of the heater

in high traffic areas

in windy or drafty areas

5.Before installing in a solid fuel burn- ing fireplace, the chimney flue and fire- box must be cleaned of soot, creosote, ashes and loose paint by a qualified chimney cleaner. Creosote will ignite if highly heated. Inspect chimney flue for damage. If damaged, operate heater with flue damper closed.

6.If fireplace has glass doors, never op- erate this heater with glass doors closed. If you operate heater with doors closed, heat buildup inside fireplace will cause glass to burst. Also if fireplace open- ing has vents at the bottom, you must open the vents before operating heater.

7.You must operate this heater with a fire- place screen in place. Make sure fireplace screen is closed before running heater.

8.This log heater is designed to be smoke- less. If logs ever appear to smoke, turn off heater and call a qualified service person. Note: During initial operation, slight smoking may occur due to log curing and heater burning manufactur- ing residues.

9.To prevent the creation of soot, follow the instructions in Cleaning and Main- tenance, page 18.

10.Do not allow fans to blow directly into the fireplace. Avoid any drafts that al- ter burner flame patterns. Ceiling fans may create drafts that alter burner flame patterns. Altered burner patterns can cause sooting.

11.Before using furniture polish, wax, car- pet cleaner, or similar products, turn heater off. If heated, the vapors from these products may create a white pow- der residue within burner box or on adjacent walls or furniture.

12.Do not use a blower insert, heat ex- changer insert or other accessory not approved for use with this heater.

13.This heater needs fresh, outside air ven- tilation to run properly. This heater has an oxygen depletion sensor (ODS) pi- lot light safety system. The ODS shuts down the heater if not enough fresh air is available. See Air for Combustion and Ventilation, pages 4 through 6. If heater keeps shutting off, see Trouble- shooting, pages 19 through 21.

14.Do not run heater

where flammable liquids or vapors are used or stored

under dusty conditions

15.Do not use this heater to cook food or burn paper or other objects.

16.Never place any objects on the heater.

17.Heater base assembly becomes very hot when running heater. Keep children and adults away from hot surface to avoid burns or clothing ignition. Heater will remain hot for a time after shutdown. Allow surface to cool before touching.

18.Carefully supervise young children when they are in the room with heater. When using the hand-held remote ac- cessory, keep selector switch in the OFF position to prevent children from turning on burners with hand-held re- mote control unit.

19.Do not use heater if any part has been exposed to or under water. Immediately call a qualified service technician to in- spect the room heater and to replace any part of the control system and any gas control which has been under water.

20.Do not operate heater if any log is bro- ken. Do not operate heater if a log is chipped (dime-sized or larger).

21.Turn heater off and let cool before ser- vicing, installing, or repairing. When us- ing the hand-held remote accessory, make sure the selector switch is in the OFF position. Only a qualified service person should install, service, or repair heater.

22.When using the hand-held remote acces- sory, make sure the selector switch is in the OFF position when you are away from home for long periods of time.

23.This heater must not be connected to any external electrical source.

24.Operating heater above elevations of 4,500 feet may cause pilot outage.

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Contents Desa International What to do if YOU Smell GASSafety Information Desa International Unvented Natural GAS LOG HeaterLocal Codes Product Identification FeaturesOptional Remote Control Accessories UnpackingUnusually Tight Construction AIR for Combustion and VentilationProviding Adequate Ventilation Confined and Unconfined SpaceDetermining if You Have a Confined or Unconfined Space AIR for Combustion VentilationDetermining FRESH-AIR Flow for Heater Location Building Ventilation AIRVentilation Air From Inside Ventilation Air From OutdoorsCheck GAS Type InstallationInstallation Clearances Vent-Free Operation OnlyIf Using Mantel Minimum Noncombustible Material ClearancesMantel Clearances Floor ClearancesInstallation Items Needed Installing Damper Clamp Accessory for Vented OperationInstalling Heater Base Assembly Area of Various Standard Round FluesConnecting to GAS Supply Attaching Flexible Gas Hose to Heater Gas RegulatorChecking GAS Connections Pressure Testing Heater Gas ConnectionsPressure Testing gas Supply Piping system Installing Logs Lighting Instructions For Your Safety Read Before LightingOperating Heater Shutting Off Heater Manual Lighting ProcedureTo Turn OFF GAS To Appliance Shutting Off Burners Only pilot stays litGhrc Operation Optional Remote OperationThermostat Control Operation Ghrct OperationFront Burner Flame Pattern Inspecting BurnersPilot Flame Pattern Cleaning and Maintenance Replacement PartsTroubleshooting Observed Problem Possible Cause RemedySee Wiring Diagram, Gas leak. See Warning statement Illustrated Parts BREAKDOWN4 Variable Control CFS18NRA, VS18NRA VS24NRA, VS30NRAParts List VS24NRA VS30NRA Description QTYWiring Diagram SpecificationsTechnical Service Service HintsAccessories Warranty Information International

VS30NRA, VS18NRA, VS24NRA, CFS18NRA specifications

Desa, a well-known manufacturer in the heating and light industry, has developed several innovative products: the VS24NRA, VS30NRA, CFS18NRA, and VS18NRA. Each of these models showcases unique features, advanced technologies, and characteristics designed to cater to diverse consumer needs.

Starting with the VS24NRA, this unit is celebrated for its efficient heating capabilities. It boasts a powerful design, ideal for medium-sized spaces. Featuring an advanced combustion system, it ensures optimal fuel usage, translating to lower running costs and reduced environmental impact. The VS24NRA is equipped with an adjustable thermostat, allowing users to maintain desired temperatures easily. Its sleek and modern design allows it to fit seamlessly into various interior environments.

Next, the VS30NRA takes heating efficiency a step further. With a higher BTU output, it is suitable for larger spaces requiring more substantial heating solutions. This model incorporates cutting-edge heat distribution technology, ensuring even warmth throughout the room. Additionally, the VS30NRA is built with premium materials that enhance its durability, making it a long-term investment for homeowners. Its electronic ignition system contributes to convenience, allowing for quick and hassle-free startups.

The CFS18NRA stands out with its dual functionality by combining both heating and cooking capabilities. This model is ideal for those looking to maximize utility in smaller spaces. It features a contemporary design and compact build, making it an excellent addition to cabins, tiny homes, or other limited areas. The CFS18NRA utilizes infrared heating technology, which warms objects directly rather than relying solely on heating the air, creating a cozy atmosphere with minimal energy consumption.

Finally, the VS18NRA offers a balance between size and efficiency. It is tailored for modest environments, providing consistent warmth without overwhelming the space. The VS18NRA comes equipped with a user-friendly control panel, giving users precise control over settings. Its portability makes it a versatile choice for different rooms in a home or for outdoor gatherings.

In summary, Desa’s range, including the VS24NRA, VS30NRA, CFS18NRA, and VS18NRA, caters to a variety of heating needs. Their use of innovative technologies and emphasis on efficiency showcases Desa’s commitment to quality and customer satisfaction. Each model presents distinct features that make them suitable for a range of applications, ensuring homeowners can find the right solution for their heating needs.