Overview of the Onan 5500 Generator
The Onan 5500 series generators are popular for RV and mobile applications, offering reliable power with various models to meet different needs. These units often come with manuals for operation and maintenance, with parts catalogs available.
The Onan 5500 series of generators is a widely recognized line, especially within the recreational vehicle community, known for its robust performance and dependability. These generators are designed to provide a consistent power source for various mobile applications, ensuring that RVs and other mobile units have the necessary electricity to operate appliances, air conditioning, and other essential equipment. The series includes models tailored to meet different environmental standards and operational requirements, making them versatile options for a range of uses. Understanding the specific features and capabilities of each model within the Onan 5500 series is crucial for effective utilization and maintenance, with manuals providing detailed insights. These generators are often the backbone of a comfortable and convenient mobile lifestyle.
Specific Models and Their Features
The Onan 5500 series includes models like the RV QG 5500 EVAP and the Commercial Mobile 5500, each with specific features detailed in their respective manuals and specifications.
Cummins Onan RV QG 5500 EVAP (5.5HGJAB-6755)
The Cummins Onan RV QG 5500 EVAP generator, model 5.5HGJAB-6755, is designed to meet EPA Phase 3 standards for mobile applications, including trailers and non-motorized units. It requires an EVAP system, including an approved tank, canister, hoses, and fittings. This model is ideal for fifth-wheel and camper trailers, capable of running two air conditioners along with lights and appliances. Note that this model is not CARB compliant and is not for sale in California. The starting process is facilitated by the controller board, which flashes the rotor when the start switch is pressed, utilizing the starting battery for excitation. Consult the specific manual for detailed instructions and troubleshooting.
Cummins Onan QG 5500 Commercial Mobile (5.5HGJAE-2135)
The Cummins Onan QG 5500 Commercial Mobile generator, model 5.5HGJAE-2135, is a 5.5 kW prime, single-phase unit operating at 120/240 volts. It features an air-cooled, 4-cycle, single-cylinder engine designed for reliable and consistent power output. It includes an integral spark arrestor approved by the USDA Forest Service. This model is ideal for commercial mobile applications, providing dependable power on the go. For detailed maintenance and operation instructions, it is important to refer to the specific generator manual. Additionally, service parts for this model can be found through authorized Cummins dealers and suppliers.
Technical Specifications and Performance
The Onan 5500 generators have a 5.5kW power output, operating at 120/240 volts. They feature air-cooled engines, and run on gasoline. Fuel consumption varies depending on the load and operating conditions.
Power Output and Voltage
The Cummins Onan 5500 series generators are primarily designed to deliver a consistent power output for recreational vehicles and mobile commercial applications. Specifically, these models are engineered to supply 5.5 kilowatts (kW) of prime power, which is sufficient for running multiple appliances simultaneously. This power is typically delivered in a single-phase configuration. The voltage output is a crucial aspect, with these generators commonly providing both 120 volts and 240 volts, catering to various electrical requirements of different devices and systems. The availability of both voltages enhances the versatility of the generator, allowing users to power a wide array of electronics and equipment. The consistent power output ensures that appliances and devices operate without fluctuations, protecting them from damage and ensuring reliable performance. The 5.5 kW rating makes this generator a suitable choice for powering air conditioners, lighting, and other essential RV components, highlighting its importance for comfortable travel and recreational activities.
Engine Type and Cooling System
The Onan 5500 series generators utilize a robust four-cycle engine, which is integral to their reliable performance in various conditions. These engines are typically single-cylinder designs, chosen for their compact nature and efficiency in generating power. A key aspect of these generators is their air-cooled system, which is vital for maintaining the engine’s operating temperature during extended use. This cooling mechanism is essential to prevent overheating and ensure the longevity of the generator’s components. The air-cooled design simplifies maintenance, reducing the need for complex cooling systems and associated parts. The combination of a four-cycle engine and air cooling provides a dependable power source, suitable for the demands of mobile applications. The single-cylinder configuration also helps keep the unit compact and lightweight. The reliable operation of the engine and cooling system are critical to the overall performance of the Onan 5500 generator.
Fuel Type and Consumption
The Onan 5500 series generators are primarily designed to run on gasoline, making them convenient for RV and mobile applications where this fuel is readily available. These generators are engineered to efficiently convert gasoline into electrical power, while their fuel consumption rate is a critical factor for users to consider. The exact consumption will vary depending on the load placed on the generator, with higher power demands resulting in increased fuel usage. Understanding this consumption is essential for planning trips and ensuring an adequate supply of fuel. It is also vital to adhere to the manufacturer’s specifications regarding fuel type, as using the wrong type can damage the generator. The Onan 5500 series, being a gasoline-powered model, benefits from the wide availability of this fuel. Proper handling and storage of gasoline are necessary for safe operation.
Maintenance and Operation
Maintaining an Onan 5500 generator involves regular oil changes using recommended grades like 5w30 or 10w30. Proper starting procedures and understanding the controller functions are also crucial for optimal performance.
Oil Recommendations (5w30, 10w30)
For optimal performance and longevity of your Onan 5500 generator, selecting the correct engine oil is essential. Cummins Onan recommends using either 5w30 or 10w30 motor oil, with the specific choice often depending on the ambient temperature conditions where the generator will be used. Generally, 5w30 is preferred for colder climates, as it provides better flow at lower temperatures, facilitating easier starting and reducing wear during cold starts. On the other hand, 10w30 is suitable for warmer conditions, offering adequate lubrication and protection without being too viscous. Always consult your generator’s specific manual for the most accurate and up-to-date recommendations, as well as for the correct oil change intervals and procedures. Regularly checking and changing the oil as per the manufacturer’s guidelines will help ensure the smooth and reliable operation of your generator, preventing costly repairs and extending its lifespan. It is important to use high-quality oil that meets or exceeds the specifications outlined in your manual to maintain optimal performance.
Starting Procedure and Controller Function
The starting procedure for an Onan 5500 generator typically involves a straightforward process, though specific steps might vary slightly depending on the exact model. Initially, ensure the generator has an adequate fuel supply and the battery is sufficiently charged. The controller board plays a crucial role in the starting sequence, as it manages the flashing of the rotor to initiate the generation of power. When the start switch is engaged, the controller board triggers the excitation process using the starting battery, after which the generator starts running. The controller also oversees various operational parameters, such as voltage regulation and safety shutdowns. It is important to consult the generator’s manual for the correct starting sequence, including any pre-start checks or precautions. A properly functioning controller ensures the generator operates efficiently and safely. Familiarizing yourself with its functions will aid in troubleshooting potential issues and ensure reliable performance.
Troubleshooting and Repair Resources
Accessing PDF manuals for Onan generators is crucial for troubleshooting and repair. Finding service parts for Onan 5500 and 6500 models is also essential for maintenance and repairs.
Accessing PDF Manuals for Onan Generators
Locating the correct PDF manual for your Onan generator is a critical first step in troubleshooting, maintenance, and ensuring proper operation. These manuals provide detailed instructions, wiring diagrams, and specifications tailored to specific models. Many online resources offer downloadable PDF versions of these manuals, often free of charge, which helps owners perform tasks such as basic repairs or understanding the controller functions. You can often find these through the Cummins website, RV forums, or specialized generator part sites. These resources include installation guides, operating instructions, and parts lists. Always double-check the manual’s model number and specifications to ensure compatibility with your Onan generator, such as the 5500 series, to avoid incorrect information. Having access to these manuals enables users to maintain the Onan generator, address technical issues effectively, and make informed decisions regarding repairs.
Finding Service Parts for Onan 5500 & 6500
Locating service parts for your Onan 5500 and 6500 generators is essential for maintaining their performance and longevity. Several resources exist to assist you in finding the necessary components. Authorized Cummins dealers are a reliable source for genuine Onan parts, ensuring quality and compatibility. Online parts catalogs and retailers also offer a wide selection of service parts, often with detailed diagrams and part numbers. These catalogs often specify parts for both the 5500 and 6500 models, so double-checking the compatibility is vital. Always verify the part numbers against your generator’s manual to ensure accuracy. Additionally, RV supply stores and online communities can provide insights on sourcing parts. Using the correct parts guarantees the generator runs efficiently and avoids potential damage, which is a crucial step in proper maintenance.
