Your Onan 5500 generator's fuel pump chatter and dual light illumination indicates a control board communication error triggered by the remote harness connection. This comprehensive guide covers diagnosis, repair steps, and prevention strategies for all common Onan 5500 issues.
Step-by-step guide to removing Firefly multiplex control panels in RVs. Covers preparation, removal process, and reassembly tips.
Find parts for 2001 Fleetwood Flair motorhomes. Covers salvage yards, online resources, and cross-referencing for discontinued parts.
Shock mount bracket requires chassis-specific part number. Contact chassis dealer with VIN for correct part, or have a fabrication shop make one from the broken original as template.
The ignition relay on a 1988 Ford E350 (Fleetwood Tioga base) is typically located in the engine bay fuse/relay box on the driver's side firewall, or in a separate relay box near the battery. Some models may have it mounted on the firewall or inner fender well.
Ford F53 motorhomes with GVWR of 20,500-26,000 lbs have redesigned jounce bumpers that are designed to stay in constant contact with the suspension. This is normal and improves ride quality, not a sign of overloading.
Lippert slide motor parts available from lci1.com, PPL Motorhomes, or RV parts suppliers. Motor only or complete gearbox options. Diagnose whether motor or gears failed to determine best replacement approach.
Surge Guard 40250-RVC and 40350-RVC are interchangeable. Buzzing usually means loose connections - tighten all terminals. If buzzing persists with tight connections, the relay may be failing and unit needs replacement.
Levelegs and air suspension are separate systems. If coach wont raise, check that levelers are fully retracted, air compressor is running, and no air leaks. May need professional service if stuck low. Do not drive with suspension issues.
Essential guide for Ford E-Series Class C motorhome chassis covering suspension, maintenance, and common issues.
Large unused plugs in Ford E450 engine bays are typically for optional equipment like auxiliary transmission coolers, engine block heaters, or upfitter switches that weren't installed on your specific RV configuration.
Coleman Mach heat strips can be added using the Heat-Ready Control Box. This adds electric heat through your AC while keeping furnace independent. Verify AC model compatibility and check electrical capacity - heat strips draw significant amps.
Post clear photos to brand-specific RV forums for identification. Check owners manual diagrams. Take to dealer service department. Common mystery items include antenna parts, winterizing fittings, and previous owner accessories. Keep unknown items - purpose often becomes clear later.
Key issue is only 3.3V at fuel pump relay trigger instead of 12V. This prevents relay activation. Trace the wire feeding relay pin 86 to find voltage drop. Check for bad connections, corroded grounds, or damaged wiring between power source and relay.
F53 chassis uses commercial Ford AC components. Source from Ford commercial dealers with VIN, heavy truck AC suppliers like Four Seasons heavy duty, or AC shops specializing in medium-duty trucks.