Desa VRL24PT, VRL24NT, CTB3924PT, CSG3924NT Troubleshooting, Observed Problem Possible Cause Remedy

Page 24

24

TROUBLESHOOTING

TROUBLESHOOTING

Note: For additional help, visit DESA International’s technical service web site at www.desatech.com.

Note: All troubleshooting items are listed in order of operation.

WARNING: Turn off heater and let cool before servicing. Only a qualified service person should service and repair heater.

CAUTION: Never use a wire, needle, or similar object to clean ODS/pilot. This can damage ODS/ pilot unit.

 

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

 

When ignitor button is pressed, there is no

1.

Ignitor electrode not connected to igni-

1.

Reconnect ignitor cable

 

spark at ODS/pilot

 

tor cable

 

 

 

 

2.

Ignitor cable pinched or wet

2.

Free ignitor cable if pinched by any

 

 

 

 

 

metal or tubing. Keep ignitor cable dry

 

 

3.

Piezo ignitor nut is loose

3.

Tighten nut holding piezo ignitor to base

 

 

 

 

 

panel of log set. Nut is located behind

 

 

 

 

 

base panel.

 

 

4.

Broken ignitor cable

4.

Replace ignitor cable

 

 

5.

Bad piezo ignitor

5.

Replace piezo ignitor

 

 

6.

Ignitor electrode positioned wrong

6.

Replace pilot assembly

 

 

7.

Ignitor electrode broken

7.

Replace pilot assembly

 

 

 

 

 

 

 

When ignitor button is pressed, there is

1.

Gas supply turned off or equipment

1.

Turn on gas supply or open equipment

 

spark at ODS/pilot but no ignition

 

shutoff valve closed

 

shutoff valve

 

 

2.

Control knob not in PILOT position

2.

Turn control knob to PILOT position

 

 

3.

Control knob not pressed in while in

3.

Press in control knob while in PILOT

 

 

 

PILOT position

 

position

 

 

4.

Air in gas lines when installed

4.

Continue holding down control knob.

 

 

 

 

 

Repeat igniting operation until air is

 

 

 

 

 

removed

 

 

5.

Depleted gas supply (propane/LP only)

5.

Contact local propane/LP gas company

 

 

6.

ODS/pilot is clogged

6.

Clean ODS/pilot (see Cleaning and

 

 

 

 

 

Maintenance, page 23) or replace ODS/

 

 

 

 

 

pilot assembly

 

 

7.

Gas regulator setting is not correct

7.

Replace gas regulator

 

 

 

 

 

 

 

ODS/pilot lights but flame goes out when

1.

Control knob not fully pressed in

1.

Press in control knob fully

 

control knob is released

2.

Control knob not pressed in long enough

2.

After ODS/pilot lights, keep control

 

 

 

 

 

knob pressed in 30 seconds

 

 

3.

Safety interlock system has been

3.

Wait one minute for safety interlock sys-

 

 

 

triggered (Termostat-Controlled Models

 

tem to reset. Repeat ignition operation

 

 

 

only)

 

 

 

 

4.

Equipment shutoff valve not fully open

4.

Fully open equipment shutoff valve

 

 

5.

Pilot flame not touching thermocouple,

5.

A) Contact local natural or propane/LP

 

 

 

which allows thermocouple to cool,

 

gas company

 

 

 

causing pilot flame to go out. This prob-

 

 

 

 

 

lem could be caused by one or both of

 

B) Clean ODS/pilot (see Cleaning and

 

 

 

the following:

 

Maintenance, page 23) or replace ODS/

 

 

 

A) Low gas pressure

 

pilot assembly

 

 

 

B) Dirty or partially clogged ODS/pilot

 

 

 

 

6.

Thermocouple connection loose at con-

6.

Hand tighten until snug, then tighten

 

 

 

trol valve

 

1/4 turn more

 

 

7.

Thermocouple damaged

7.

Replace pilot assembly

 

 

8.

Control valve damaged

8.

Replace control valve

 

For

 

.

 

.com

110021-01A

Page 23 Page 25
Image 24
Page 23 Page 25
Contents OWNER’S Operation and Installation Manual What to do if YOU Smell GASTable of Contents Safety InformationSafety Information Optional Remote Control Accessories Product IdentificationLocal Codes UnpackingProduct Features AIR for Combustion and VentilationDetermining FRESH-AIR Flow for Heater Location Determining if You Have a Confined or Unconfined SpaceVentilation AIR Ventilation Air From Inside BuildingVentilation Air From Outdoors Installation Installation and Clearances for VENT-FREE OperationCheck GAS Type Minimum Noncombustible Material Clearances See Between 8Determining 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 Remote-Ready Models OnlyConnecting to GAS Supply Attaching Extension Plates to Base Assembly 30 Model OnlyExternal Regulator With Vent Pointing Down Pressure Testing gas Supply Piping system Pressure Testing Heater Gas ConnectionsChecking GAS Connections Installing Logs Installing Log #1 Ember Bed Model CSG3924NR ShownInstalling Log #2 Right and Log #3 Left Model VRL30NR Shown Attaching Grate to Base Assembly Operating HeaterAdding Lava Rock Lighting InstructionsTo Turn OFF GAS to Appliance Shutting Off HeaterShutting Off Burners Only pilot stays lit Manual Lighting Procedure REMOTE-READY Models For Your Safety Read Before LightingThermostat Control Operation Control Knob Rear Burner Optional Remote Operation Thermostat Control OperationGhrc Series Operation Ghrcta Series OperationInspecting Burners Pilot Flame PatternBurner Flame Patterns Cleaning Maintenance Cleaning Burner Injector Holders and Pilot AIR Inlet HolesLogs Troubleshooting Observed Problem Possible Cause RemedyRefer to Air for Combustion and Venti Gas leak. See Warning statement Optional Positioning of Thermostat Sensing Bulb Important Do not crimp capillarySpecifications Wiring DiagramService Hints Technical ServiceIllustrated Parts Breakdown For more Visit www ComTHERMOSTAT-CONTROLLED VRL24NT, VRL24PT VRL30NT, VRL30PT Parts List THERMOSTAT-CONTROLLEDREMOTE-READY VRL24NR, VRL24PR VRL30NR, VRL30PR CSG3924NR, CSG3924PR CTB3924NR, CTB3924PRREMOTE-READY Replacement Parts AccessoriesOwners Registration Form Postage Required 110021-01A Not a UPC

VRL30NT, VRL24PT, CSG3924NT, VRL30PT, VRL24NT specifications

Desa VRL24NR, VRL24PR, VRL30NR, VRL30PR, CSG3924NR, CSG3924PR, CTB3924NR, CTB3924PR, VRL24NT, VRL24PT, VRL30NT, VRL30PT, CSG3924NT, CSG3924PT, CTB3924NT, and CTB3924PT are a series of innovative heating solutions that cater to various residential and commercial needs. These models are designed to provide efficient, reliable, and aesthetically pleasing heating options.

One of the key features across these models is their advanced heating technology. They utilize cutting-edge infrared heating systems that ensure consistent and effective warmth. This technology not only heats up spaces quickly but also provides energy savings compared to traditional heating methods. Additionally, many models are equipped with programmable thermostats allowing users to set their desired temperature and schedule, enhancing convenience and energy efficiency.

Another hallmark of these models is their versatility in installation. The options for both vent-free and vented designs provide flexibility for various environments. Users can choose vented models for additional safety and air quality control, or opt for vent-free units that are easier to install in areas without existing ventilation systems. The range of configurations helps accommodate different space sizes and heating requirements.

In terms of design, the Desa heating solutions are crafted with aesthetics in mind. Many models feature sleek exteriors and elegant finishes, making them suitable for integration into modern or traditional interior designs. This commitment to design ensures that users do not have to sacrifice style for functionality.

Durability and reliability are emphasized throughout the line. Constructed with high-quality materials, these models are built to withstand the test of time and can function effectively under varying environmental conditions. Users can have peace of mind with warranties and support from the manufacturer.

Safety is another crucial aspect of these heating solutions. Each model is designed with safety features like automatic shut-off systems, making them safe for family use even in occupied living spaces.

In summary, the Desa VRL and CSG series offers a broad selection of heating solutions characterized by advanced infrared technology, versatile installation options, stylish designs, and robust safety measures. Whether for residential or commercial purposes, these models are engineered to meet diverse heating needs efficiently and reliably.
Top Page Image Contents