David Marshall

An RV low-point drain usually keeps dripping because its valve is not fully seated, debris is trapped against the seal, or the cap washer is damaged. Worn O-rings, cracked plastic, excessive water pressure, and nearby plumbing leaks can also cause a steady drip. In this guide, I’ll help you locate the actual leak, test each […]

You can stop an RV water pump from losing prime by sealing air leaks between the fresh water tank and pump inlet. Tighten loose fittings, inspect the intake hose, clean the strainer, check valve positions, and replace damaged O-rings or check valves. This guide explains why your pump keeps losing prime, how to locate the

Your RV water pump may run without delivering water because the fresh tank is empty, a valve is closed, the inlet strainer is clogged, or the pump has lost its prime. Air leaks, blocked plumbing, frozen lines, and damaged internal pump parts can also stop water flow. In this guide, I’ll help you diagnose each

Your RV water pump runs every few minutes because the plumbing system is slowly losing pressure. A dripping fixture, leaking toilet valve, loose fitting, faulty check valve, or pump problem can cause the pressure drop. This guide explains how the system works, where pressure escapes, and how to find and fix the actual cause without

An RV fresh tank overflows on city water when pressurized water enters the tank through a path that should remain closed. The most common causes are a stuck water-pump check valve or a leaking city-water and tank-fill selector valve. High campground pressure can make either problem worse. This guide explains how the system should work,

City water usually fills your RV fresh tank because pressurized water is leaking backward through the water pump’s internal check valve. A mispositioned or damaged city-water selector valve can also route water directly into the tank. This guide explains how to identify the cause, stop the overflow, test each component, and choose the right permanent

Towing and maintaining a travel trailer or fifth wheel requires a properly matched tow vehicle, correctly rated hitch equipment, balanced cargo, careful driving, and regular inspections. You must stay within every weight rating while maintaining the tires, brakes, bearings, hitch, roof, seals, and essential RV systems. This guide covers the complete process from hitching and

You can prevent RV leaks and structural damage by inspecting exterior seals every three to six months, cleaning the roof regularly, repairing failed sealant immediately, checking plumbing connections, controlling interior moisture, and storing the RV properly. Catching a small leak early can prevent rotted flooring, wall delamination, mold, corrosion, and expensive structural repairs. This guide

To troubleshoot RV plumbing problems, first identify whether the issue affects one fixture or the entire system. Then check your water source, valves, filters, pump, visible fittings, drains, tanks, and vents in a logical order. This approach helps you locate the actual cause before replacing parts. In this guide, I’ll walk you through low water

Every RV owner should regularly inspect the tires, roof seals, batteries, brakes, plumbing, appliances, safety detectors, and moving components. These basic maintenance tasks help prevent breakdowns, water damage, electrical problems, and expensive repairs. This guide explains what to check before trips, monthly, seasonally, and annually. It also shows which tasks you can handle yourself and