Desa VMH3000TNA Thermostat Sensing Bulb, Installation Options, Mounting Heater to Wall

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OWNER’S MANUAL

INSTALLATION

Continued

THERMOSTAT SENSING BULB

The thermostat sensing bulb has been placed insidetheheaterforprotectionduringshipping.

Locating Thermostat Sensing Bulb

1.Remove front panel of heater (see Fig- ure 2, page 3).

2.Locate thermostat sensing bulb just under burner assembly.

IMPORTANT: Attach thermostat sensing bulb to back of heater for proper operation.

Attaching Thermostat Sensing Bulb

1.Remove thermostat sensing bulb from holders inside heater. Route through slot opening in bottom of heater.

2.Place clamp on thermostat sensing bulb as shown in Figure 10. Clamp is pro- vided in hardware package.

3.Snap clamp into upper mounting hole as shown in Figure 10. Mounting hole is located on lower left edge on back of heater. Make sure the thermostat sensing bulb is pointing up.

Thermostat

Sensing Bulb

Clamp

Figure 10 - Attaching Thermostat Sens- ing Bulb

INSTALLATION OPTIONS

There are three options for mounting this heater.

A.Mounting heater to wall

B.Mounting heater to optional hearth base

C.Mounting heater to optional mantel (some mantels require the hearth base)

A. MOUNTING HEATER TO WALL

Mounting Bracket

The mounting bracket is located in the pack- age tray. Remove mounting bracket from tray.

Methods For Attaching Mounting Bracket To Wall

Only use last hole on each end of mounting bracket to attach bracket to wall. These two holes are 16 inches apart from their centers. Attach mounting bracket to wall in one of two ways.

1.Attaching to wall stud

2.Attaching to wall anchor

Attaching To Wall Stud: This method pro- vides the strongest hold. Insert mounting screws through mounting bracket and into wall studs.

Attaching To Wall Anchor: This method allows you to attach mounting bracket to hollow walls (wall areas between studs) or to solid walls (concrete or masonry).

Decide which method better suits your needs. Either method will provide a secure hold for the mounting bracket.

Marking Screw Locations

1.Tape mounting bracket to wall where heater will be located. Make sure mounting bracket is level.

WARNING: Maintain minimum clearances shown in Figure 11. If you can, provide greater clear- ances from floor and joining wall.

2.Mark screw locations on wall (see Fig- ure 11).

Note: Only mark last hole on each end of mounting bracket. Insert mounting screws through these holes only.

3.Remove tape and mounting bracket from wall.

11"

16"

Min.

 

AdjoiningWall

 

Only Insert Mounting

18 3/4"

Screws Through Last

Min.

Hole On Each End

 

Floor

Figure 11 - Mounting Bracket Clearances

Attaching Mounting Bracket To Wall

Note: Wall anchors, mounting screws, and spacers are in hardware package. The hard- ware package is provided with heater.

Attaching To Wall Stud Method

For attaching mounting bracket to wall studs.

1.Drill holes at marked locations using 9/64" drill bit.

2.Place mounting bracket onto wall. Line up last hole on each end of bracket with holes drilled in wall.

3.Insert mounting screws through bracket and into wall studs.

4.Tighten screws until mounting bracket is firmly fastened to wall studs.

Continued

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For more information, visit www.desatech.com

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Contents What to do if YOU Smell GAS OWNER’S Operation and Installation ManualLocal Codes Safety InformationProduct Features AssemblyProduct Identification UnpackingAssembling and Attaching Brass Trim Attaching Brass Front Trim to Front PanelProviding Adequate Ventilation AIR for Combustion and VentilationUnusually Tight Construction Confined and Unconfined SpaceAIR for Combustion Ventilation Determining FRESH-AIR Flow for Heater LocationDetermining if You Have a Confined or Unconfined Space Ventilation AIR Ventilation Air From Inside BuildingVentilation Air From Outdoors Installation Items InstallationCheck GAS Type Locating HeaterInstallation Options Thermostat Sensing BulbMounting Heater to Wall Placing Heater On Mounting Bracket Installing Bottom Mounting ScrewsMounting Heater on Optional Hearth Base Mounting Heater to Optional Hearth BaseSecuring Hearth Base to Floor Connecting to GAS Supply Mounting Heater to Optional MantelAssembling Mantel Pressure Testing Gas Supply Piping System Pressure Testing Heater Gas ConnectionsChecking GAS Connections Operating Heater For Your Safety Read Before LightingLighting Instructions To Turn OFF GAS To ApplianceInspecting Burner Pilot Flame PatternBurner Flame Pattern Observed Problem Possible Cause Remedy TroubleshootingMaintenance, Gas leak. See Warning statement at Cleaning and Maintenance Replacement PartsService Hints VMH3000TNA Illustrated Parts BreakdownKEY VMH3000TNA Description QTY Parts ListTechnical Service SpecificationsAccessories International Warranty Information

VMH3000TNA specifications

The Desa VMH3000TNA is an advanced heating unit designed for residential and commercial use, providing a reliable source of warmth during colder months. This versatile heater offers a blend of efficiency, modern technology, and user-friendly features, making it a popular choice for consumers seeking comfort and practicality.

One of the standout features of the VMH3000TNA is its high heat output capability. With an impressive heating output of up to 30,000 BTUs, this heater can efficiently warm large spaces, ensuring that any room or area is kept at a comfortable temperature. This makes it an ideal choice for homes, workshops, and even smaller commercial settings.

In terms of technology, the Desa VMH3000TNA is equipped with a reliable electronic ignition system, which eliminates the need for manual lighting and improves overall convenience. This feature is especially beneficial during cold weather, as it ensures quick and effortless operation. Additionally, the heater includes adjustable thermostatic controls, allowing users to set their desired temperature and maintain it with precision.

The heating unit operates using either natural gas or propane, providing flexibility depending on the availability of fuel sources. This adaptability is particularly advantageous for users in remote areas where one fuel type may be more accessible than the other. Furthermore, the VMH3000TNA boasts an energy-efficient design, which helps to reduce operational costs while minimizing environmental impact.

Safety is a critical aspect of the Desa VMH3000TNA's design. It incorporates an automatic shut-off feature, which activates in the event of a malfunction or airflow blockage. This ensures user safety and peace of mind, making it suitable for use in various settings, from homes to commercial spaces. Moreover, the heater is equipped with a durable casing and high-quality components, ensuring longevity and reliability.

Another notable characteristic of this unit is its sleek and contemporary design. The VMH3000TNA features a stylish appearance that can seamlessly fit into a range of interior decors, making it not just a functional appliance but also an aesthetic addition to any room.

In summary, the Desa VMH3000TNA stands out as a powerful, efficient, and user-friendly heating solution. With its high output, modern technologies, versatile fuel options, and safety features, it provides an excellent choice for those seeking dependable heating for their spaces. Whether for a home or a commercial setting, this heater promises to deliver warmth and comfort throughout the cold seasons.