Desa CBT30NT, CBT30PT Slight smoke or odor during, Initial operation Processes Hours of operation

Page 20

TROUBLESHOOTING

Continued

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

 

 

 

 

 

Yellow flame during burner

1.

Not enough air

1.

Check burner for dirt and

combustion

 

 

 

debris. If found, clean burner

 

 

 

 

(see Cleaning and Mainte-

 

2.

Gas regulator defective

 

nance, page 16)

 

2.

Replace gas regulator

 

3.

Clogged or dirty burner

3.

Clean burner (see Cleaning

 

 

 

 

and Maintenance, page 16)

 

 

 

 

 

Slight smoke or odor during

1.

Residues from manufacturing

1.

Problem will stop after a few

initial operation

 

processes

 

hours of operation

 

 

 

 

 

Heater produces a clicking/tick-

1.

Metal expanding while heating

1.

This is common with most heat-

ing noise just after burner is lit

 

or contracting while cooling

 

ers. If noise is excessive, contact

or shut off

 

 

 

qualified service person

 

 

 

 

 

Heater produces a whistling

1.

Turning control knob to the

1.

Turn control knob to the low-

noise when burner is lit

 

highest position when burner

 

est position and let warm up

 

 

is cold

 

for a minute

 

2.

Air in gas line

2.

Operate burner until air is

 

 

 

 

removed from line. Have gas

 

 

 

 

line checked by local natural

 

 

 

 

or propane/LP gas company

 

3.

Air passageways on heater

3.

Observe minimum installation

 

 

blocked

 

clearances (see Figure 4, page 8)

 

4.

Dirty or partially clogged

4.

Clean burner (see Cleaning

 

 

burner orifice

 

and Maintenance, page 16)

 

 

 

 

or replace burner orifice

 

 

 

 

 

White powder residue forming

1.

When heated, vapors from

1.

Turn heater off when using

within burner box or on adjacent

 

furniture polish, wax, carpet

 

furniture polish, wax, carpet

walls or furniture

 

cleaner, etc., may turn into

 

cleaners or similar products

 

 

white powder residue

 

 

 

 

 

 

 

Heater shuts off in use (ODS

1.

Not enough fresh air is avail-

1.

Open window and/or door for

operates)

 

able

 

ventilation

 

2.

Low line pressure

2.

Contact local natural or pro-

 

3.

O D S / p i l o t i s p a r t i a l l y

 

pane/LP gas company

 

3.

Clean ODS/pilot (see Cleaning

 

 

clogged

 

and Maintenance, page 16)

20

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Contents What to do if YOU Smell GAS Table of Contents Safety Information Product Features Safety DeviceLocal Codes Ignition SystemAIR for Combustion Ventilation Providing Adequate VentilationFollowing are excerpts from National Fuel Unusually Tight ConstructionDetermining FRESH-AIR Flow for Heater Location Ventilation AIRDetermining if You Have a Confined or Unconfined Space Ventilation Air From Inside BuildingAIR for Combustion Ventilation Installation Installation ItemsCheck GAS Type Ventilation Air From OutdoorsLocating Heater Thermostat Sensing BulbInstalling Heater to Wall Mounting BracketRemoving Front Panel Of Heater Marking Screw LocationsInstalling Bottom Mounting Screws Attaching To Wall Stud MethodAttaching To Wall Anchor Method Placing Heater On Mounting BracketConnecting to GAS Supply Mounting Base Feet to Floor Where required by local codeMounting Heater to Floor Optional Mounting Base Feet to HeaterDealer. See Accessories, Be upstream from heater see FigureAppliance 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 Manual Lighting Procedure Inspecting HeaterTo Turn OFF GAS To Appliance Thermostat Control OperationSoft bristled brush to clean Burner Flame PatternODS/PILOT and Burner Burner Pilot AIR InletCleaning Maintenance Service HintsTechnical Service When Gas Pressure Is Too LowTroubleshooting Observed Problem Possible Cause RemedyControl knob is not in pilot position Contact local propane/LP gas companyGoes out when control knob is Control knob not pressed Problem could be caused byAssembly Delayed ignition of burners Manifold pressure is too lowNoise when burner is lit When heated, vapors from Turn heater off when usingSlight smoke or odor during Initial operation Processes Hours of operationGas leak. See Warning Specifications Replacement Parts Service PublicationsIllustrated Parts Breakdown Front Panel 107954-01 107955-01 Parts List111435-01 Electronic Ignitor 097159-04 Piezo Ignitor Accessories Equipment Shutoff Valve GA5010FAN Kits GA3250T Floor Mounting KIT GA4550Parts Central Warranty Information Keep this Warranty

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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