Desa FGH-30NGB, FAS-30BB, FA-20BB, FAS-20BB, FA-30BB Top, Gas leak. See Warning statement at

Page 17

OWNER’S MANUAL

TROUBLESHOOTING

Continued

WARNING: 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.

IMPORTANT: Operating heater where impurities in air exist may create odors. Cleaning supplies, paint, paint remover, cigarette smoke, cements and glues, new carpet or textiles, etc., create fumes. These fumes may mix with combustion air and create odors.

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

Heater produces a clicking/ticking noise just after burner is lit or shut off

1.Metal expanding while heating or con- tracting while cooling

1.This is common with most heaters. If noise is excessive, contact qualified ser- vice person

Heater produces unwanted odors

1.

Heater burning vapors from paint, hair

 

 

spray, glues, etc. (see IMPORTANT

 

 

statement above)

 

2.

Gas leak. See Warning statement at

 

 

top of page

1.Ventilate room. Stop using odor caus- ing products while heater is running

2.Locate and correct all leaks (see Check- ing Gas Connections, page 11)

Heater shuts off in use (ODS operates)

1.

Not enough fresh air is available

1.

Open window and/or door for ventilation

 

2.

Low line pressure

2.

Contact local natural gas company

 

3.

ODS/pilot is partially clogged

3.

Clean ODS/pilot (see Cleaning and

 

 

 

 

Maintenance, page 14)

 

 

 

 

 

Gas odor even when control knob is in OFF

1.

Gas leak. See Warning statement at

1.

Locate and correct all leaks (see Check-

position

 

top of page

 

ing Gas Connections, page 11)

 

2.

Control valve defective

2.

Replace control valve

Gas odor during combustion

1.

Foreign matter between control valve

 

 

and burner

 

2.

Gas leak. See Warning statement at

 

 

top of page

1.Take apart gas tubing and remove for- eign matter

2.Locate and correct all leaks (see Check- ing Gas Connections, page 11)

Moisture/condensation noticed on windows 1. Not enough combustion/ventilation air

1. Refer to Air for Combustion and Venti-

 

lation requirements (page 4)

www.desatech.com

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Contents What to do if YOU Smell GAS Blue Flame VENT-FREE Natural GAS HeaterBlue Flame Natural GAS Heater Safety InformationProduct Identification Product FeaturesLocal Codes UnpackingProviding Adequate Ventilation AIR for Combustion and VentilationUnusually Tight Construction Confined and Unconfined SpaceDetermining if You Have a Confined or Unconfined Space AIR for Combustion VentilationDetermining FRESH-AIR Flow for Heater Location Ventilation Air From Outdoors Ventilation AIRVentilation Air From Inside Building Installation Items InstallationLocate heater where moving ve- hicle will not hit it Check GAS TypeInstalling Thermostat Sensing Bulb Installing Heater to WallPlacing Heater On Mounting Bracket Installing Bottom Mounting ScrewsAttaching Mounting Bracket To Wall Typical Inlet Pipe Diameters Connecting to GAS SupplyHeater OperatingOperating Heater Manual Lighting ProcedureTo Turn OFF GAS To Appliance Thermostat Control OperationWhat to do if YOU Smell GAS Lighting InstructionsInspecting Burner Cleaning and MaintenanceObserved Problem Possible Cause Remedy TroubleshootingMaintenance, Gas leak. See Warning statement at TopParts Centrals SpecificationsService Hints Replacement PartsTechnical Service AccessoriesThermostat Models FAS-20BB FAS-30BB ODS/Pilot AssemblyIllustrated Parts Breakdown KEY Part Number for FAS-20BB FAS-30BB Description Parts ListNON-THERMOSTAT Models FA-20BB, FA-30BB, FGH-30NGB Parts Available not Shown Warranty Information

FA-30BB, FAS-20BB, FGH-30NGB, FA-20BB, FAS-30BB specifications

Desa FGH-30NGB, FA-20BB, FAS-30BB, FAS-20BB, and FA-30BB represent a compelling lineup of advanced heating solutions, engineered to cater to diverse consumer needs for efficient heating and functionality. Each model stands out with unique features and technologies that set them apart in the competitive market.

The FGH-30NGB model is particularly commendable for its innovative design and energy efficiency. It integrates advanced gas burner technology, which ensures optimal heat output while minimizing energy consumption. This model is equipped with an automatic ignition system, adding convenience for users who prioritize ease of use. Additionally, the FGH-30NGB features a robust safety mechanism, including automatic shut-off in case of overheating, which enhances user confidence.

In contrast, the FA-20BB model showcases versatility with its multifaceted heating settings. Ideal for both residential and commercial environments, this model incorporates state-of-the-art electronic controls that allow users to adjust temperatures with precision. The FA-20BB also prioritizes user comfort through its Quiet Mode operation, which significantly reduces noise during heating cycles, making it suitable for quiet settings like bedrooms and libraries.

The FAS-30BB takes technology a step further with its integration of smart features. This model is Wi-Fi enabled, allowing users to control the heater remotely through a mobile app. This capability is particularly advantageous for tech-savvy consumers who wish to manage their heating systems efficiently from anywhere. Moreover, the FAS-30BB boasts a sleek, modern design, making it an aesthetic addition to any space.

Meanwhile, the FAS-20BB offers a compact design without compromising heating power. Ideal for smaller spaces, it combines efficiency with a lightweight build, making it easy to move when needed. Its user-friendly digital interface provides valuable feedback and allows users to easily monitor performance.

Finally, the FA-30BB model caters to those needing a high-performance solution. With dual heating modes, this model stands out in versatility and effectiveness. It utilizes advanced thermal insulation technologies that enhance heat retention, ensuring maximum efficiency.

In conclusion, the Desa FGH-30NGB, FA-20BB, FAS-30BB, FAS-20BB, and FA-30BB models present a broad spectrum of features and technologies that address various heating requirements. From smart technology integration to energy-efficient designs, each model is crafted to offer performance, reliability, and user satisfaction in any setting.
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