Desa LDL3924PR, LDL3930PR, LDL3930NR installation manual Maintenance

Page 20

20

TROUBLESHOOTING

TROUBLESHOOTING

Continued

 

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

 

 

Burner does not light after ODS/pilot is lit

1.

Inlet gas pressure is too low

1.

Contact local natural or propane/LP gas

 

 

2.

Burner orifice(s) clogged

 

company

 

 

2. Clean burner(s) (see Cleaning and Mainte-

 

 

3.

Thermopile leads disconnected or im-

 

nance, page 18) or replace burner orifice

 

 

3.

Reconnect leads (see Wiring Diagram,

 

 

 

properly connected

 

page 24)

 

 

4.

Burners will not come on in remote po-

4.

Replace battery in hand-held remote and

 

 

 

sition

 

receiver

 

 

 

 

 

 

 

 

Delayed ignition of one or both burners

1.

Manifold pressure is too low

1.

Contact local natural or propane/LP gas

 

 

2.

Burner orifice(s) clogged

 

company

 

 

2.

Clean burner(s) (see Cleaning and Main-

 

 

 

 

 

tenance, page 18) or replace burner

 

 

 

 

 

orifice(s)

 

 

 

 

 

 

 

 

Burner backfiring during combustion

1.

Burner orifice is clogged or damaged

1.

Clean burner (see Cleaning and Mainte-

 

 

2.

Damaged burner

 

nance, page 18) or replace burner orifice

 

 

2.

Replace damaged burner

 

 

3.

Gas regulator defective

3.

Replace gas regulator

 

 

 

 

 

 

 

 

Slight smoke or odor during initial operation

1.

Not enough air

1.

Check burner for dirt and debris. If

 

 

 

 

 

found, clean burner (see Cleaning and

 

 

2.

Gas regulator defective

 

Maintenance, page 18)

 

 

2.

Replace gas control

 

 

3.

Residues from manufacturing processes

3.

Problem will stop after a few hours of

 

 

 

and logs curing

 

operation

 

 

 

 

 

 

 

 

Heater produces a whistling noise when

1.

Turning control knob to HI position

1.

Turn control knob to LO position and

 

burners are lit

 

when burners are cold

 

let warm up for a minute

 

 

2.

Air in gas line

2.

Operate burners until air is removed

 

 

 

 

 

from line. Have gas line checked by lo-

 

 

3.

Air passageways on heater blocked

 

cal natural or propane/LP gas company

 

 

3.

Observe minimum installation clear-

 

 

4.

Dirty or partially clogged burner

 

ances (see pages 8 through 10)

 

 

4.

Clean burners (see Cleaning and Mainte-

 

 

 

orifice(s)

 

nance, page 18) or replace burner orifice

 

 

 

 

 

 

 

 

White powder residue forming within burner

1.

When heated, vapors from furniture pol-

1.

Turn heater off when using furniture

 

box or on adjacent walls or furniture

 

ish, wax, carpet cleaners, etc. may turn

 

polish, wax, carpet cleaners, or similar

 

 

 

into white powder residue

 

products

 

 

 

 

 

 

 

 

Moisture/condensation noticed on windows

1.

Not enough combustion/ventilation air

1.

Refer to Air for Combustion and Venti-

 

 

 

 

 

lation requirements (page 4)

 

 

 

 

 

 

 

 

Dark residue on logs inside of their fireplace

1.

Improper log placement

1.

Properly locate logs (see Installing Logs,

 

Note: After removing all causes of residue

2.

Drafts or other air currents affecting

 

page 14)

 

deposits, completely clean fireplace and ap-

2.

Eliminate source of drafts around heater

 

pliance off residue before reusing appliance

 

flame pattern

 

 

 

 

 

3.

Air holes at burner inlet blocked

3.

Clean out air holes at burner inlet. Peri-

 

 

4.

Burner flame holes blocked

 

odically repeat as needed

 

 

4.

Remove blockage

 

For

 

.

 

.com

111515-01C

Page 19 Page 21
Image 20
Page 19 Page 21
Contents OWNER’S Operation Installation Manual What to do if YOU Smell GASTable of Contents Safety InformationLocal Codes UnpackingAIR for Combustion and Ventilation Product FeaturesProduct Identification Determining if You Have a Confined or Unconfined Space Determining FRESH-AIR Flow for Heater LocationConfined and Unconfined Space Ventilation Air From Outdoors Ventilation AIRVentilation Air From Inside Building LOG Sizing Requirements InstallationCheck GAS Type If Not Using Mantel Minimum Noncombustible Material ClearancesDetermining Minimum Mantel Clearance When Using a Hood Mantel ClearancesFloor Clearances Determining Minimum Mantel ClearanceInstalling Damper Clamp Accessory for Vented Operation Installing Heater Base AssemblyInstallation Items Needed Area of Various StandardInstalling Batteries in Receiver Installing Battery into RemoteConnecting to GAS Supply Sure regulatorChecking GAS Connections Pressure Testing gas Supply Piping systemPressure Testing Heater Gas Connections Installing Logs Rear Log Log #1 PlacementLighting Instructions For Your Safety Read Before LightingOperating Heater Manual Lighting Procedure HAND-HELD Remote OperationTo Turn OFF GAS To Appliance Shutting Off HeaterInspecting Burners Pilot Flame PatternBurner Primary AIR Holes Main BurnerLogs Cleaning and MaintenanceCleaning Burner Injector Holder and Pilot AIR Inlet Hole Troubleshooting Observed Problem Possible Cause RemedyMaintenance, Gas leak. See Warning statement LDL3930NR and LDL3930PR Illustrated Parts BreakdownModels Parts List Specifications Replacement PartsWiring Diagram Service Hints Technical ServiceOwners Registration Form Postage Required Accessories Warranty Information

LDL3924PR, LDL3930NR, LDL3930PR specifications

Desa LDL3924PR, LDL3930PR, and LDL3930NR represent a comprehensive range of innovative HVAC solutions. Each model is engineered to provide efficient heating and cooling in residential and commercial applications, ensuring optimal thermal comfort throughout the year.

The LDL3924PR model stands out with its advanced inverter technology, enabling variable speed operation that adjusts according to the heating or cooling demand. This not only enhances energy efficiency but also promotes quieter operation, making it ideal for residential settings. By seamlessly adapting to temperature fluctuations, users experience consistent comfort without the energy spikes often associated with conventional systems.

Similarly, the LDL3930PR model incorporates robust features such as high SEER (Seasonal Energy Efficiency Ratio) ratings, which indicate superior energy efficiency during cooling cycles. This model is specifically designed to work efficiently even in extreme weather conditions, maintaining performance in both high temperatures and colder climates. The extended lifespan of the compressor is another hallmark, thanks to its advanced protection mechanisms and durable construction materials.

The LDL3930NR is particularly notable for its eco-friendly refrigerant, which significantly reduces greenhouse gas emissions while maintaining excellent cooling efficiency. This model focuses on sustainable cooling solutions, aligning with global initiatives to combat climate change. With a sleek design, it blends seamlessly into modern spaces, making it a popular choice for aesthetic-conscious consumers.

All three models boast user-friendly interfaces, enabling easy control and customization of settings. Smart capabilities are integrated into the design, allowing for remote access and monitoring via mobile applications. This feature empowers users to adjust settings from anywhere, optimizing energy usage and ensuring comfort is always within reach.

In addition, these models include multi-stage filtration systems that not only enhance indoor air quality but also reduce allergens and pollutants. With low operating noise levels and aesthetically pleasing designs, the Desa LDL series is capable of enhancing any environment while promoting energy efficiency.

Whether for residential or commercial use, Desa's LDL3924PR, LDL3930PR, and LDL3930NR models exemplify the perfect integration of technology, efficiency, and user-centric design principles, making them top choices in the modern HVAC market.
Top Page Image Contents