Desa VTD-24P-PDG, VTD-24P-BTB, VTD-18N-PDG, VTD-18N-BTB Refer to Air for Combustion and Venti

Page 15

TROUBLESHOOTING

15

TROUBLESHOOTING

Continued

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

 

One or both burner does not light after

1.

Inlet gas pressure is too low

1.

Contact local natural or propane/LP gas

ODS/pilot is lit

 

 

 

company

 

2.

Burner orifice(s) clogged

2.

Clean burner(s) (see Cleaning and

 

 

 

 

Maintenance, page 13) or replace burner

 

 

 

 

orifice(s)

 

3.

Mislocated crossover tube

3.

Contact qualified service person

 

4.

Burner orifice(s) diameter is too small

4.

Replace burner orifice(s)

 

5.

Remote selector in OFF position (Re-

5.

Put remote selector in ON position

 

 

mote-Ready Models Only)

 

 

 

 

6.

Wire disconnected from gas control

6.

See Wiring Diagram, page 18

 

 

(Remote-Ready Models Only)

 

 

 

 

 

 

 

 

 

Delayed ignition of burner

1.

Manifold pressure is too low

1.

Contact local natural or propane/LP gas

 

 

 

 

company

 

2.

Burner orifice(s) clogged

2.

Clean burner(s) (see Cleaning and

 

 

 

 

Maintenance, page 13) or replace burner

 

 

 

 

orifice(s)

 

3.

Mislocated crossover tube

3.

Contact qualified service person

 

 

 

 

 

 

Burner backfiring during combustion

1.

Burner orifice is clogged or damaged

1.

Clean burner (see Cleaning and Main-

 

 

 

 

tenance, page 13) or replace burner

 

 

 

 

orifice

 

2.

Damaged burner

2.

Replace damaged burner

 

3.

Gas regulator defective

3.

Replace gas regulator

 

 

 

 

 

 

Orange flame in burner during burner

1.

Not enough air

1.

Check burner(s) for dirt and debris. If

combustion

 

 

 

found, clean burner(s) (see Cleaning and

 

 

 

 

Maintenance, page 13)

 

2.

Gas regulator defective

2.

Replace gas regulator

 

 

 

 

 

 

Slight smoke or odor during initial op- eration

1.Residues from manufacturing processes and logs curing

1.Problem will stop after a few hours of operation

 

1.

Turning control knob to HI position

1.

Turn control knob to LO position and let

Appliance produces a whistling noise when

 

when burners are cold

 

warm up for a minute

burners are lit

2.

Air in gas line

2.

Operate burners until air is removed

 

 

 

 

from line. Have gas line checked by lo-

 

 

 

 

cal natural or propane/LP gas company

 

3.

Air passageways on appliance blocked

3.

Observe minimum installation clear-

 

 

 

 

ances (see pages 7 through 8)

 

4.

Dirty or partially clogged burner

4.

Clean burners (see Cleaning and Main-

 

 

orifice(s)

 

tenance, page 13) or replace burner

 

 

 

 

orifice(s)

 

 

 

 

 

 

White powder residue forming within burner box or on adjacent walls or furniture

1.When heated, vapors from furniture pol- ish, wax, carpet cleaners, etc. turn into white powder residue

1.Turn appliance off when using furniture polish, wax, carpet cleaners, or similar products

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

1. Refer to Air for Combustion and Venti-

dows

lation requirements (page 4)

For more information, visit www.desatech.com

111826-02F

Page 14 Page 16
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Page 14 Page 16
Contents Ansi Z21.60-2003 CSA What to do if YOU Smell GASSafety Information Table of ContentsProduct Identification Local CodesAIR for Combustion and Ventilation Optional Remote Control AccessoriesProduct Features UnpackingVentilation AIR Determining FRESH-AIR Flow for Appliance LocationVentilation Air from Outdoors Installation Installing Appliance Assembly Connecting to GAS SupplyInstallation Items Needed Checking GAS Connections Pressure Testing gas Supply Piping systemValve Pressure Testing Appliance Gas ConnectionsFor Your Safety Read Before Lighting Operating ApplianceLighting Instructions Manual Lighting Procedure Remote Control OperationTo Turn OFF GAS to Appliance Burner Flame Pattern Cleaning and MaintenanceOperating Appliance Inspecting Burner Pilot Flame PatternObserved Problem Possible Cause Remedy TroubleshootingRefer to Air for Combustion and Venti Observed Problem Possible Cause VTD-18N-PDG/VTD-18N-BTB SpecificationsTechnical Service Wiring DiagramReplacement Parts Service HintsThis page Intentionally Left Blank Illustrated Parts Breakdown Illustrated Parts BreakdownParts List Accessories Owners Registration Form Postage Required 111826-02F Warranty Information

VTD-24P-BTB, VTD-18P-BTB, VTD-24P-PDG, VTD-18N-BTB, VTD-18N-PDG specifications

Desa VTD-18N-BTB, VTD-18P-BTB, VTD-24P-PDG, VTD-24P-BTB, and VTD-18N-PDG are notable offerings in the realm of heaters, designed to provide efficient and effective heating solutions for various environments. Each model boasts a range of features and technologies that cater to different needs and preferences, promoting comfort and convenience.

Starting with the VTD-18N-BTB and VTD-18P-BTB, these models are engineered with a focus on reliability and performance. They come equipped with advanced heating technology that ensures rapid warmth distribution in residential or commercial spaces. Featuring adjustable heat settings, users can customize the temperature according to their comfort levels. The BTB designation indicates that these models possess a robust build quality, designed to withstand heavy use, while maintaining aesthetic appeal.

The VTD-24P-PDG and VTD-24P-BTB are designed for larger areas, delivering an increased heat output to accommodate more substantial spaces. These models incorporate energy-efficient technology, which aids in reducing overall energy consumption while providing consistent heat. Moreover, the programmable thermostat feature available in these units allows users to set specific heating schedules, significantly enhancing energy efficiency and convenience.

The VTD-18N-PDG stands out with its unique design and advanced features. This model combines a sleek and modern aesthetic with high functionality, making it suitable for contemporary interiors. It utilizes a dual-fuel technology option, providing the flexibility to operate on either gas or electric power, thus enhancing versatility in use. This feature is particularly beneficial for areas with fluctuating energy availability.

In terms of safety, all models incorporate essential safety mechanisms, including overheating protection and tip-over switches, ensuring peace of mind for users. The combination of portability and performance allows for seamless placement in various settings, from home living rooms to workshops and garages.

Overall, Desa's VTD series reflects a commitment to quality and innovation, promoting efficient heating solutions that cater to varying space and user requirements. These models are ideal for users seeking dependable heating options without compromising on style, functionality, or safety.
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