Dayton Operating Instructions and Parts Manual

Model 3VG79A

Maintenance (Continued)

Pressure

Gauge

Figure 10 - Adjusting Pump Pressure

FUEL FILTER

1.Remove side cover screws using 5/16" nut-driver.

2.Remove side cover (See Figure 11).

3.Pull lower fuel line off fuel valve fitting.

4.Carefully pry bushing, lower fuel line, and fuel filter out of fuel tank.

5.Wash fuel filter with clean fuel and replace in tank.

6.Attach lower fuel line to fuel valve fitting.

7.Replace side cover.

FUEL VALVE

1.Remove side cover (See Figure 11), fan guard, and upper shell (See Figure 6, page 6) screws using 5/16" nut-driver.

2.Remove fan (See Fan, page 6).

3.Pull lower fuel line off the fuel valve fitting (See Figure 12).

High Voltage.

Bushing, Lower Fuel Line, and Fuel Filter

Side

Fuel Valve

Fitting

Cover

 

Figure 11 - Fuel Filter Removal

4.Disconnect red and white wires from fuel valve (See Figure 12).

5.Using 1/4" nut driver remove 2 screws/ lockwashers holding fuel valve and bracket to lower shell (See Figure 12). Save these screws/lock washers.

6.Using 1/4" nut driver remove 2 screws holding fuel valve to bracket. Save these screws.

 

Valve

Lock Washer

 

Fittings

 

Screw

Fuel Valve

 

 

 

Electrical

 

 

Wires

 

 

Bracket

Screw

7.Attach new fuel valve to bracket with 2 screws.

8.Install new fuel valve and bracket on lower shell with 2 screws/lockwashers.

9.Connect red and white wires (polarity not important). Connect upper and lower fuel lines to fuel valve.

10.Replace fan, fan guard, upper shell, and side cover.

SPARK PLUG

1.Remove upper shell (See Figur e 6, page 6).

2.Remove fan (See page 6).

3.Remove spark plug wire from spark plug.

Burner Head

Spark Plug Wire

Wave

Spring Spark

Washer Plug

Figure 13 - Spark Plug Removal

4.Remove spark plug and wave spring washer from burner head using 13/16" open-end wrench.

5.Clean and regap spark plug electrodes to .110 gap.

Bend Here to Adjust Gap

Gap

Lower Fuel

Figure 14 - Spark Plug Gap

Line

 

Figure 12 - Fuel Valve Replacement

 

®

7

Version B - For Reduction

G016.J

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Dayton 3VG79A specifications Fuel Filter, Fuel Valve, Spark Plug

3VG79A specifications

The Dayton 3VG79A is a versatile and high-performance variable speed air ventilator that is designed to enhance air quality while providing optimal energy efficiency. Known for its robust build and innovative technology, the 3VG79A is particularly suitable for a wide range of commercial and industrial applications.

One of the standout features of the Dayton 3VG79A is its variable speed motor. This technology allows users to adjust airflow based on specific requirements, ensuring that energy consumption is minimized while maintaining desired ventilation levels. The ability to modify speeds not only contributes to energy savings but also enhances the overall comfort of any environment by providing just the right amount of ventilation when needed.

The Dayton 3VG79A is equipped with a durable construction that includes corrosion-resistant materials, making it suitable for use in a variety of settings where durability is crucial. Whether installed in a warehouse, factory, or commercial building, the ventilator is built to withstand challenging conditions over time.

In terms of performance, the Dayton 3VG79A delivers impressive air-moving ability, with a maximum airflow rate that meets the demands of even the most air-intensive environments. This capability ensures that spaces remain well-ventilated, preventing stale air buildup and promoting a healthier indoor atmosphere.

The 3VG79A also features an integrated control system, allowing for easy monitoring and adjustments. Users can effortlessly switch between automated settings or manual control, providing flexibility and convenience. Advanced safety mechanisms are also in place, including overcurrent protection, to ensure reliable operation.

Another key characteristic of the Dayton 3VG79A is its relatively low noise level. Despite its powerful performance, the commitment to quieter operation allows it to be used in sensitive environments, where excessive noise could be disruptive.

In summary, the Dayton 3VG79A stands out due to its variable speed motor, durable construction, high airflow performance, user-friendly control system, and low noise level. These features make it an excellent choice for businesses seeking an efficient, reliable, and versatile ventilation solution, ultimately improving air quality and energy efficiency for various applications.