SERVICE PROCEDURES

Upper Shell Removal

1.Remove screws along each side of heater using 5/16" nut-driver. These screws attach upper and lower shells together.

2.Lift upper shell off.

3.Remove fan guard.

Fan

IMPORTANT: Remove fan from motor shaft before removing motor from heater. The weight of the motor resting on the fan could damage the fan pitch.

1.Remove upper shell (see above).

2.Use 1/8" Allen wrench to loosen setscrew which holds fan to motor shaft.

3.Slip fan off motor shaft.

4.Clean fan using a soft cloth moistened with kerosene or solvent.

5.Dry fan thoroughly.

6.Replace fan on motor shaft. Place fan hub flush with end of motor shaft (see Figure 8).

7.Place setscrew on flat of shaft. Tighten setscrew firmly (40-50 inch-pounds/ 4.5-5.6 n-m).

8.Replace fan guard and upper shell.

10

!WARNING

Never service heater while it is plugged in, operating, or hot. Severe burns and electrical shock can occur.

Upper

Shell

Fan Guard

125 SHELLFigureREMOVAL6 - Upper Shell RemovalPFA/P 050

Setscrew

Fan

Motor

Shaft

Figure 7 - Fan, Motor Shaft, and Setscrew Location

Fan

Flush

Motor

Shaft

Setscrew

Figure 8 - Fan Cross Section

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Desa RV125EDI owner manual Service Procedures, Upper Shell Removal, Fan

RV125EDI specifications

The Desa RV125EDI is a standout model that embodies innovation and efficiency in the realm of portable heating solutions. Designed with both functionality and user-friendliness in mind, this unit is particularly suitable for recreational vehicles, trailers, and other mobility applications, providing reliable heat wherever you go.

One of the primary features of the Desa RV125EDI is its robust heating capacity. With a power output of 12,000 BTUs, it offers ample warmth to keep your living space cozy during chilly nights. This output is complemented by a well-designed heat exchanger that ensures maximum energy efficiency, delivering warmth without excessive fuel consumption.

Another notable characteristic of the RV125EDI is its compact and lightweight design, making it exceptionally easy to install and transport. The unit's portability is enhanced by its user-friendly controls, allowing users to simply adjust the temperature and settings with ease. The RV125EDI is engineered to fit seamlessly into various environments, whether you are setting up camp in the wilderness or simply needing extra heat in your garage.

In terms of technology, the Desa RV125EDI incorporates advanced safety features, ensuring peace of mind during use. An automatic shut-off mechanism activates in the event of low oxygen levels, making it suitable for enclosed spaces. Additionally, the built-in safety shutoff switch is designed to protect against tipping over, providing an extra layer of protection for users and their property.

The unit is designed to run on propane, which is widely available and easy to source. The fuel efficiency of the RV125EDI means that it can run for extended periods without the need for frequent refueling. This is particularly beneficial for those who enjoy extended trips or outings, allowing them to focus on their adventure rather than worrying about fuel supply.

Moreover, the Desa RV125EDI boasts a sleek and modern aesthetic, which makes it an attractive addition to any RV or mobile setup. The unit's casing is both sturdy and lightweight, contributing to its overall longevity and performance.

In summary, the Desa RV125EDI combines powerful heating capabilities with compact design, advanced safety features, and efficiency. It stands as an excellent choice for anyone in need of reliable and portable heating on the go.