Nozzle

(70/90,000 BTU/Hr Models)

1.

Remove upper shell (see

 

page 10).

2.

Remove fan (see page 19).

3.

Remove fuel and air line

 

hoses from burner head.

4.

Remove spark plug wire

 

from spark plug.

5.

Remove spark plug from

 

burner head using 13/16"

 

open-end wrench.

6.

Remove three screws using

 

5/16" nut-driver and

 

remove burner head from

 

combustion chamber.

7.

Place burner head into vise

 

and lightly tighten.

8.

Carefully remove nozzle

 

from burner head using

 

5/8" socket wrench (see

 

Figure 28).

9.

Blow compressed air thru

 

face of nozzle. This will

 

free any dirt in nozzle area.

10. Inspect nozzle seal for

 

damage.

11. Replace nozzle into burner

 

head and tighten firmly

Combustion

Chamber

 

 

 

Spark Plug

 

Burner He

ad

Wire

Screw

Spark

Plug

Air Line Hose

Fuel Line Hose

Figure 27 - Removing Burner Head, 70/90,000 BTU/Hr Models

(9.1-12.4 n-m).

12. Attach burner head to

combustion chamber.

13. Install spark plug in burner

head.

Nozzle Face

Nozzle Seal

14. Attach spark plug wire to

spark plug.

15. Attach fuel and air line

hoses to burner head.

16. Replace fan (see page 19).

17. Replace fan guard and

upper shell.

Nozzle

Burner

Head

Air line

Fuel line

Fitting

Fitting

 

Figure 28 - Removing Nozzle, 70/90,000 BTU/Hr Models

16

099800

Page 16
Image 16
Desa PH30EDI, PH70EDI, PH150EDI, PH100EDI owner manual Remove upper shell see

PH100EDI, PH150EDI, PH70EDI, PH30EDI specifications

Desa PH30EDI, PH150EDI, PH100EDI, and PH70EDI are advanced heating solutions designed for diverse residential and commercial applications. These electric infrared heaters offer efficient warmth with a range of features that cater to the varying needs of users.

The PH30EDI, being the smallest model in the lineup, is ideal for smaller spaces. With a power output of 3000 watts, it delivers quick and effective heating, ensuring comfort in bathrooms, offices, or small living areas. Its compact design allows for easy installation, whether mounted on the wall or used as a freestanding unit. One of the standout features of the PH30EDI is its energy-efficient performance, which significantly reduces electricity costs while maintaining optimal heating capabilities.

Moving on to the PH70EDI, this model provides a higher wattage of 7000 watts, making it suitable for larger rooms or open spaces. The heater incorporates advanced infrared technology, which directly warms people and objects rather than the air, resulting in a quick and consistent temperature increase. The PH70EDI also features adjustable heat settings, giving users the ability to customize their comfort level.

The PH100EDI offers an even greater heating capacity with its 10000 watts output. This model excels in commercial environments, such as warehouses or large workshops, where robust heating is essential. It is designed with a durable, weather-resistant casing that ensures longevity even in harsh conditions. The heater's user-friendly digital controls enhance convenience, enabling precise temperature adjustments and timely scheduling for automated heating.

Finally, the PH150EDI stands as the most powerful in the lineup, with a remarkable output of 15000 watts. Ideal for sizable commercial spaces and industrial applications, this model has advanced safety features, including overheat protection and a tip-over switch, ensuring safe operation under all circumstances. The PH150EDI also benefits from a sophisticated heating element that ensures uniform heat distribution throughout the space.

Each of these models exemplifies Desa's commitment to creating efficient, reliable, and user-friendly heating solutions. Their lightweight, portable designs, combined with advanced infrared technology, make them formidable choices for anyone looking to enhance their heating efficiency while minimizing energy costs. With the Desa PH series, users can expect enhanced comfort and warmth tailored to their specific space requirements.