Desa CBT30NT, CBT30PT Cleaning Maintenance, Service Hints, Technical Service, Cabinet

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CLEANING AND

MAINTENANCE

Continued

1.Shut off the unit, including the pilot. Allow the unit to cool for at least thirty minutes.

2.Inspect burner, pilot for dust and dirt.

3.Blow air across the ports/slots and holes in the burner.

4.Never insert objects into the pilot tube.

Clean the pilot assembly also. A yellow tip on the pilot flame indicates dust and dirt in the pilot as- sembly. There is a small pilot air inlet about two inches from where the pilot flame comes out of the pilot assembly (see Figure 25). With the unit off, lightly blow air through the air inlet. You may blow through a drinking straw if compressed air is not available.

Pilot Assembly

SERVICE HINTS

When Gas Pressure Is Too Low

•pilot will not stay lit

•burner will have delayed ignition

•heater will not produce specified heat

•propane/LP gas supply may be low

You may feel your gas pressure is too low. If so, con- tact your local natural or propane/LP gas supplier.

TECHNICAL SERVICE

You may have further questions about installation, operation or troubleshooting. If so, contact DESA Heating Productsʼ Technical Service Department at 1-866-672-6040. When calling please have your model and serial numbers of your heater ready.

You can also visit DESA Heating Productsʼtechni- cal service web site at www.desatech.com.

Pilot Air Inlet

Figure 25 - Pilot Air Inlet

CABINET

Air Passageways Use a vacuum cleaner or pressurized air to clean.

Exterior Use a soft cloth dampened with a mild soap and water mixture. Wipe the cabinet to remove dust.

107882-01M

www.desatech.com

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Contents What to do if YOU Smell GAS Table of Contents Safety Information Safety Device Product FeaturesLocal Codes Ignition SystemProviding Adequate Ventilation AIR for Combustion VentilationFollowing are excerpts from National Fuel Unusually Tight ConstructionVentilation AIR Determining FRESH-AIR Flow for Heater LocationDetermining if You Have a Confined or Unconfined Space Ventilation Air From Inside BuildingInstallation Items AIR for Combustion Ventilation InstallationCheck GAS Type Ventilation Air From OutdoorsThermostat Sensing Bulb Locating HeaterMounting Bracket Installing Heater to WallRemoving Front Panel Of Heater Marking Screw LocationsAttaching To Wall Stud Method Installing Bottom Mounting ScrewsAttaching To Wall Anchor Method Placing Heater On Mounting BracketMounting Base Feet to Floor Where required by local code Connecting to GAS SupplyMounting Heater to Floor Optional Mounting Base Feet to HeaterBe upstream from heater see Figure Dealer. See Accessories,Appliance Apply pipe joint sealant lightly to male NPT Clogged heater valvesTest Pressures Equal To or Less Than 1/2 Psig 3.5 kPa Checking GAS ConnectionsTest Pressures In Excess Of 1/2 Psig 3.5 kPa Lighting Instructions For Your Safety Read Before LightingOperating Heater Inspecting Heater Manual Lighting ProcedureTo Turn OFF GAS To Appliance Thermostat Control OperationBurner Flame Pattern Soft bristled brush to cleanODS/PILOT and Burner Burner Pilot AIR InletService Hints Cleaning MaintenanceTechnical Service When Gas Pressure Is Too LowObserved Problem Possible Cause Remedy TroubleshootingControl knob is not in pilot position Contact local propane/LP gas companyProblem could be caused by Goes out when control knob is Control knob not pressedAssembly Delayed ignition of burners Manifold pressure is too lowWhen heated, vapors from Turn heater off when using Noise when burner is litSlight smoke or odor during Initial operation Processes Hours of operationGas leak. See Warning Specifications Service Publications Replacement PartsIllustrated Parts Breakdown Front Panel 107954-01 107955-01 Parts List111435-01 Electronic Ignitor 097159-04 Piezo Ignitor Equipment Shutoff Valve GA5010 AccessoriesFAN Kits GA3250T Floor Mounting KIT GA4550Parts Central Keep this Warranty Warranty Information

CBT30NT, CBT30PT specifications

The Desa CBT30NT and CBT30PT are high-performance heating solutions designed to deliver efficient warmth for both residential and commercial applications. These units are known for their reliability, innovative features, and easy integration into various spaces. They are particularly suited for those seeking effective heating options without compromising on energy efficiency.

The CBT30NT, or the natural gas version, stands out with its ability to provide consistent warmth through a direct vent system. This allows for safe operation while minimizing the impact on indoor air quality. It effectively draws combustion air from outside, which is essential for spaces with limited ventilation. The CBT30PT, on the other hand, is a propane variant, providing flexibility for users who may not have access to natural gas lines. Both models are designed with user convenience in mind, featuring a simple control system that allows for easy adjustments and temperature settings.

One of the key characteristics of these heaters is their advanced thermostat control, which enables precise temperature management. This feature ensures energy usage is optimized, preventing unnecessary heating and reducing utility costs. The compact and sleek design of the CBT30NT and CBT30PT allows them to fit seamlessly into any room without being an eyesore.

The heaters are equipped with durable materials, providing resilience against the rigors of daily use. They feature safety mechanisms, including flame failure safety devices, ensuring peace of mind for users. Furthermore, both models incorporate a forced air design, which disperses heat efficiently throughout the space, eliminating cold spots and creating a more uniform climate.

In summary, the Desa CBT30NT and CBT30PT are ideal heating solutions that combine safety, efficiency, and aesthetic appeal. Their natural gas and propane options respectively cater to a diverse range of user needs, making them versatile choices for enhanced comfort. With their advanced technology and user-friendly features, these heaters are a worthy investment for anyone in need of reliable heating solutions. Emphasizing energy efficiency and user safety, they represent the next generation of residential and commercial heating systems.
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