Desa VN1800IT, VN1800C, VN2550IT Checking GAS Connections, Pressure Testing Heater GAS Connections

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CHECKING GAS CONNECTIONS

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16

4.Check all joints of gas supply piping system. Apply mixture of liquid soap and water to gas joints. Bubbles forming show a leak.

5.Correct all leaks at once.

Test Pressures Equal To or Less Than 1/2 PSIG

1.Close manual shutoff valve (see Figure 14).

2.Pressurize supply piping system by either using compressed air or opening main gas valve located on or near gas meter.

3.Check all joints from gas meter to manual shutoff valve (see Figure 15). Apply mixture of liquid soap and water to gas joints. Bubbles forming show a leak.

4.Correct all leaks at once.

PRESSURE TESTING HEATER GAS CONNECTIONS

1.Open manual shutoff valve (see Figure 14).

2.Open main gas valve located on or near gas meter.

3.Make sure control knob of heater is in the OFF position.

4.Check all joints from manual shutoff valve to control valve (see Figure 15). Apply mixture of liquid soap and water to gas joints. Bubbles forming show a leak.

5.Correct all leaks at once.

6.Light heater (see Operating Heater, pages 17 through 24). Check the rest of the internal joints for leaks.

7.Turn off heater (see To Turn Off Gas to Appliance, page 20 [models VN1800IT and VN2550IT] or page 24 [models VN1800C and VN3000C]).

8.Replace front panel.

Open

Manual

Shutoff

Valve

Closed

Figure 14 - Manual Shutoff Valve

Control Valve Location

Gas Meter

Manual

Shutoff

Valve

Figure 15 - Checking Gas Joints

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Contents OWNER’S Operation and Installation Manual What to do if YOU Smell GASContents Safety Information Combustion and Ventilation, pages 5 through Local Codes Unpacking Product Features Safety DevicePiezo Ignition System Thermostatic Heat ControlFresh AIR For CombustionVentilation Producing Adequate VentilationDetermining FRESH-AIR Flow for Heater Location Fresh AIR for Combustion and VentilationDetermining if You Have a Confined or Unconfined Space Ventilation AIR Ventilation Air From Inside BuildingVentilation AIR Ventilation Air From OutdoorsInstalling To Wall Installation ItemsCheck GAS Type Locating HeaterThermostat Sensing Bulb Models VN1800IT and VN2550IT OnlyLocating Thermostat Sensing Bulb Attaching Thermostat Sensing BulbInstalling Heater to Wall Mounting BracketRemoving Front Panel Of Heater Methods For Attaching Mounting Bracket To WallMarking Screw Locations Attaching Mounting Bracket To WallInstalling Bottom Mounting Screws Placing Heater On Mounting BracketConnecting to GAS Supply Pressure Testing GAS Supply Piping System Checking GASConnections Servicing. Correct all leaks at oncePressure Testing Heater GAS Connections Checking GAS ConnectionsOperating Heater Operating Heater Lighting InstructionsHeater To Select Heating LevelShutting Off Heater Shutting Off Burner Only pilot stays litOperating If you do not follow these instructions exactly, a fire orModels VN1800C and VN3000C LOW MED High Inspecting Burner Pilot Flame PatternBurner Flame Pattern Shows a correct burner flame pattern. shows an incorrectCleaning and Maintenance Trouble Shooting ODS/PILOT and Burner OrificeCabinet Air PassagewaysObserved Possible Remedy Problem Cause Trouble Shooting See CleaningIf you smell gas Shut off gas supplyDo not try to light any appliance Ing statement atTechnical Service Service Publications HintsVN1800IT VN2550IT VN1800C VN3000CReplacement Parts AccessoriesIllustrated Parts Breakdown Model VN1800ITParts List Model VN2550IT Model VN2550IT Model VN1800C Parts List Model VN3000C Parts List Warranty Information Keep this Warranty

VN1800C, VN3000C, VN1800IT, VN2550IT specifications

Desa's VN series includes a range of advanced acoustic instruments designed for professional musicians and enthusiasts alike. The VN1800C, VN1800IT, VN3000C, and VN2550IT models each boast unique features and characteristics that cater to various playing styles and performance needs.

The VN1800C is a classical guitar that emphasizes warmth and resonance. This model is crafted from high-quality materials, including a solid cedar top that delivers rich sound and a delightful playability experience. The back and sides are constructed from mahogany, contributing to its tonal richness and sturdy build. The VN1800C also features a traditional Spanish neck profile, which facilitates comfortable finger placement, especially for intricate fingerstyle playing.

Moving on to the VN1800IT, this instrument is tailored for those who appreciate innovative design in combination with traditional craftsmanship. It features an integrated pickup system that allows for amplification without compromising the authentic acoustic sound. The VN1800IT is designed with an elegant cutaway, providing easier access to higher frets, making it an excellent choice for advanced players looking for versatility in their performance.

The VN3000C is a larger-bodied guitar that provides an expansive sound with impressive projection. This model is famous for its powerful bass response, making it ideal for solo performances and ensemble playing. Its solid spruce top enhances volume while the rosewood back and sides give it a bright, crisp tone. The VN3000C is also equipped with advanced bracing patterns that improve resonance and sustain, ensuring that every note rings out clearly.

Finally, the VN2550IT combines the features of an acoustic guitar with modern innovation. This model offers an adjustable truss rod for optimal neck stability, which is vital for maintaining playability under different environmental conditions. Like the VN1800IT, the VN2550IT also includes a high-quality pickup system, making it perfect for live performances. Its stylish design and quality craftsmanship ensure that it stands out visually as well as acoustically.

Overall, the Desa VN series offers a variety of choices to suit different musical tastes and performance requirements. Each model blends traditional acoustic qualities with modern technologies, making them must-have instruments for players at all levels.
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