Desa VGL24PRA, VGL24NRA, VGL18PRA, VGL30NRA installation manual See Cleaning and Mainte

Page 25

TROUBLESHOOTING

Continued

OBSERVED PROBLEM POSSIBLE CAUSE

REMEDY

ODS/pilot lights but flame goes out when control knob is re- leased

1.Control knob not fully pressed in

2.Control knob not pressed in long enough

3.Equipment shutoff valve not fully open

4.Pilot flame not touching thermocouple, which allows thermocouple to cool, caus- ing pilot flame to go out. This problem could be caused by one or both of the following:

A)Low gas pressure

B)Dirty or partially clogged ODS/pilot

5.Thermocouple connection loose at control valve

6.Thermocouple damaged

7.Control valve damaged

1.Press in control knob fully

2.After ODS/pilot lights, keep control knob pressed in 30 seconds

3.Fully open equipment shutoff valve

4.A) Contact local natural or propane/LP gas company

B)Clean ODS/pilot (see Cleaning and Maintenance, page 23) or replace ODS/pilot assembly

5.Hand tighten until snug, then tighten 1/4 turn more

6.Replace pilot assembly

7.Replace control valve

One or both burners do not light

1. Inlet gas pressure is too low

1.

Contact local natural or pro-

after ODS/pilot is lit

2.

Burner orifice(s) clogged

 

pane/LP gas company

 

2.

Clean burner(s) (see Cleaning

 

 

 

 

and Maintenance, page 23) or

 

3.

Mislocated crossover tube

 

replace burner orifice(s)

 

3.

Contact qualified service per-

 

4.

Remote selector in OFF

 

son

 

 

position

4.

Put remote selector in ON

 

5.

Wire disconnected from gas

 

position

 

 

control

5.

See Wiring Diagram, page 28

 

 

 

 

Delayed ignition burner

1. Manifold pressure is too

1.

Contact local natural or pro-

 

 

low

 

pane/LP gas company

 

2.

Burner orifice clogged

2.

Clean burner (see Cleaning

 

 

 

 

and Maintenance, page 23) or

 

 

 

 

replace burner orifice

 

 

 

 

Burner backfiring during com-

1. Burner orifice is clogged or

1.

Clean burner (see Cleaning

bustion

 

damaged

 

and Maintenance, page 23) or

 

 

 

 

replace burner orifice

 

2.

Damaged burner

2.

Replace damaged burner

 

3.

Gas regulator defective

3.

Replace gas control

 

 

 

 

Slight smoke or odor during initial

1. Not enough air

1.

Check burner for dirt and

operation

 

 

 

debris. If found, clean burner

 

 

 

 

(see Cleaning and Mainte-

 

2.

Gas regulator defective

 

nance, page 23)

 

2.

Replace gas control

 

3.

Residues from manufactur-

3.

Problem will stop after a few

 

 

ing processes and logs cur-

 

hours of operation

112882-01B

www.desatech.com

25

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Contents What to do if YOU Smell GAS Table of Contents Safety Information Safety Information Remote Control Accessories Product FeaturesProduct Identification Local CodesProviding Adequate Ventilation AIR for Combustion VentilationDetermining FRESH-AIR Flow for Fireplace Location Unusually Tight ConstructionVentilation AIR AIR for Combustion VentilatioinVentilation Air From Inside Building Ventilation Air From Outdoors InstallationLog Size Side Wall Ceiling Check GAS TypeMinimum Firebox Size LogMantel Clearances Determining Minimum Mantel Clearances When Using a HoodMinimum Noncombustible Material Clearances Minimum Mantel Clearances Without Using Hood Floor Clearances Installing Damper Clamp Accessory for Vented OperationInstallation Items Needed Installing Heater Base AssemblyExternal Regulator With Vent Pointing Down Connecting to GAS SupplyTest Pressures In Excess Of 1/2 Psig 3.5 kPa Checking GAS ConnectionsTest Pressures Equal To or Less Than 1/2 Psig 3.5 kPa Equipment Shutoff Valve Installing Optional Remote AccessoriesConnecting Wires Log #1 Installing LogsOperating Heater For Your Safety Read Before LightingLighting Instructions To Turn OFF GAS To Appliance Manual Lighting ProcedureThermostat Series Model Optional HAND-HELD Remote OperationGhrctb ON/OFF Series Model GhrcbInspecting Burners Auto Shutoff FeaturePilot Flame Pattern Main BurnerBurner Injector Holder and Pilot AIR Inlet Hole Cleaning MaintenanceLogs Observed Problem Possible Cause Remedy TroubleshootingSee Cleaning and Mainte Moisture/condensation noticed Statement above Gas leak. See WarningReplacement Parts Wiring DiagramService Hints Technical ServiceReceiver and HAND-HELD Remote Control KIT Ghrcb Series Cleaning KIT CCKInformation Video Equipment Shutoff Valve GA5010Illustrated Parts Breakdown Parts List Keep this Warranty Warranty InformationLimited Warranty VENT-FREE GAS LOG Heaters

VGL18PRA, VGL24NRA, VGL30NRA, VGL24PRA specifications

Desa VGL24NRA, VGL18PRA, VGL30NRA, and VGL24PRA are remarkable models of vented gas logs that have set a benchmark in the market for their outstanding performance and aesthetic appeal. Each of these models has been designed with a unique blend of technology and craftsmanship to cater to diverse consumer preferences while ensuring warmth and comfort.

The Desa VGL24NRA is a 24-inch model equipped with a powerful burner system that delivers impressive heat output while ensuring efficient fuel consumption. Its realistic log set, complete with hand-painted finishes, replicates the look of a traditional wood-burning fireplace, enhancing the visual charm of any living space. Adjustable flame height is another feature that grants users control over the ambiance and heat level.

Moving on to the VGL18PRA, this 18-inch vented gas log set is ideal for smaller fireplaces while delivering substantial warmth. The unit features a piezo ignition system for quick and hassle-free startup. Its compact size does not compromise on aesthetic appeal, as it includes beautifully crafted ceramic logs and ember bed, providing a cozy and inviting atmosphere. The VGL18PRA also boasts a safety pilot system to ensure reliable operation and peace of mind.

For larger spaces, the VGL30NRA provides a robust 30-inch log set, designed for extensive heat output. The heavy-duty burner's longevity and efficiency ensure that homeowners can rely on this model throughout the colder months. Like its smaller counterparts, this model features a realistic log design, but its size allows it to produce an even more prominent flame effect, serving as a focal point in any room.

Lastly, the VGL24PRA model offers an excellent balance of size and efficiency. This 24-inch log set enhances both heating and visual comfort, making it an excellent choice for mid-sized living areas. The model is designed with a rugged, yet elegant finish that complements a variety of home decors. Its advanced safety features and easy-to-use controls further enhance its appeal, making it a functional and stylish addition to any fireplace setup.

Overall, all four models—Desa VGL24NRA, VGL18PRA, VGL30NRA, and VGL24PRA—uphold the brand's dedication to quality, comfort, and innovation. Equipped with advanced technologies, these vented gas logs promise not only to keep homes warm but also to elevate the aesthetic value of any space they inhabit. Whether for small or large fireplaces, these models provide versatility and efficiency, making them a worthwhile investment for homeowners looking to enhance their living experience.