Desa VTD-18N-BTB, VTD-24P-PDG, VTD-24P-BTB Installing Appliance Assembly, Connecting to GAS Supply

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INSTALLATION

Installing Appliance Assembly

Connecting To Gas Supply

INSTALLATION

Continued

INSTALLING APPLIANCE ASSEMBLY

WARNING: If installing in a sunken fireplace, spe- cial care is needed.You must raise the fireplace floor to allow access to appliance control panel. This will insure adequate air flow and guard against sooting. Raise fireplace floor with noncombustible material. Make sure material is secure.

CAUTION: Do not pick up appliance assembly by logs. This could damage unit. Only handle assembly by grates.

IMPORTANT: Make sure the appliance is level. If unit is not level, unit will not work properly.

Installation Items Needed

control cover kit (provided with appliance)

approved flexible gas hose and fittings (provided with appliance) (if allowed by local codes)

sealant (resistant to propane/LP gas, not provided)

Note: Install optional Hand-Held Remote Control Kit (see Acces- sories, page 22) before installing gas log appliance (Remote-Ready Models Only). See installation instructions included with the kit.

1.Apply pipe joint sealant lightly to male threads of gas fitting (not provided). Connect approved flexible gas hose to inlet side of gas control (see Figure 7).

2.Position appliance in fireplace.

3.Connect to gas supply. See Connecting To Gas Supply.

Gas Control

Flexible Gas Hose (if allowed by local codes)

Figure 7 - Attaching Flexible Gas Hose to Gas Regulator

CONNECTING TO GAS SUPPLY

WARNING: This appliance requires a 3/8" NPT (National Pipe Thread) inlet connection to the pres- sure regulator.

WARNING:Aqualifiedservicepersonmustconnect appliance to gas supply. Follow all local codes.

CAUTION: Never connect propane/LP fireplace directly to the propane/LP supply. This unit requires an external regulator (not supplied).Install the external regulator between the unit and propane/LP supply.

WARNING: Never connect natural gas fireplace to private (non-utility) gas wells. This gas is commonly known as wellhead gas.

Installation Items Needed

Before installing appliance, make sure you have the items listed below.

external regulator (supplied by installer)

piping (check local codes)

sealant (resistant to propane/LP gas)

equipment shutoff valve *

test gauge connection *

sediment trap

tee joint

pipe wrench

approved flexible gas line with gas connector (if allowed by local codes) (provided)

*A CSA design-certified equipment shutoff valve with 1/8" NPT tap is an acceptable alternative to test gauge connection. Purchase the optional CSA design-certified equipment shutoff valve from your dealer. See Accessories, page 22.

For propane/LP units, the installer must supply an external regu- lator. The external regulator will reduce incoming gas pressure.You must reduce incoming gas pressure to between 11 and 14 inches of water. If you do not reduce incoming gas pressure, regulator dam- age could occur. Install external regulator with the vent pointing down as shown in Figure 8 page 9. Pointing the vent down protects it from freezing rain or sleet.

CAUTION: Use only new, black iron or steel pipe. Internally-tinned copper tubing may be used in cer- tain areas. Check your local codes. Use pipe of 1/2" diameter or greater to allow proper gas volume to appliance. If pipe is too small, undue loss of volume will occur.

For more information, visit www.desatech.com

111826-02F

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Contents What to do if YOU Smell GAS Ansi Z21.60-2003 CSATable of Contents Safety InformationLocal Codes Product IdentificationOptional Remote Control Accessories Product FeaturesUnpacking AIR for Combustion and VentilationDetermining FRESH-AIR Flow for Appliance Location Ventilation AIRVentilation Air from Outdoors Installation Installation Items Needed Installing Appliance AssemblyConnecting to GAS Supply Pressure Testing gas Supply Piping system Checking GAS ConnectionsPressure Testing Appliance Gas Connections ValveLighting Instructions For Your Safety Read Before LightingOperating Appliance To Turn OFF GAS to Appliance Manual Lighting ProcedureRemote Control Operation Cleaning and Maintenance Operating Appliance Inspecting BurnerPilot Flame Pattern Burner Flame PatternTroubleshooting Observed Problem Possible Cause RemedyRefer to Air for Combustion and Venti Observed Problem Possible Cause Specifications VTD-18N-PDG/VTD-18N-BTBWiring Diagram Replacement PartsService Hints Technical ServiceThis 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.