RV Plumbing Repair
RV plumbing systems combine a fresh water tank, pump, water heater, and gray/black holding tanks in a compact space, which means small leaks can go unnoticed until they cause real damage. Below are common symptoms and what typically needs an in-person look.
Common symptoms
- Water pump runs continuously or cycles on and off with no faucet open
- Noticeably low water pressure at one or more fixtures
- Visible leak under a sink, in a storage bay, or near the water heater
- Water heater isn't producing hot water on electric or propane
- Water heater leaking from the tank or around fittings
- Toilet won't hold water or flushes weakly
- Holding tank sensor reads full or empty incorrectly
- Musty smell or damp flooring near plumbing runs
- Damage suspected from a recent freeze
What this usually involves
A water pump that won't stop cycling usually points to a leak somewhere in the pressurized line, even a small one, since the pump is trying to maintain pressure against a drop it can't overcome. Tracing that leak in an RV's tight plumbing bays often takes hands-on inspection rather than guesswork from the symptom alone.
Water heater problems split into two categories: the heating element or electric side, and the propane ignition side. Both need to be checked to rule each other out, and any work on the gas side of a water heater should only be handled by someone qualified to do so.
In the Lawton & Fort Sill area
The Lawton area sees occasional hard freezes, and RV plumbing that wasn't fully winterized or protected can develop cracked fittings or a damaged water heater tank that only becomes obvious once temperatures warm back up and the system is used again. If you suspect freeze damage, mention that in your request.
RV Plumbing Repair FAQ
This is a common sign of a leak somewhere in the pressurized water line, since the pump senses a pressure drop and kicks on to compensate. Finding the exact source usually requires checking accessible plumbing runs and fittings in person.
Yes, since the two heat sources use separate components. An issue on one side doesn't necessarily mean the other side is affected, but propane-side issues involve gas ignition components and should only be handled by someone qualified to work on them.
Incorrect sensor readings are usually caused by residue buildup on the sensor inside the tank rather than a wiring problem, though wiring can also be a factor. It's worth mentioning in your request along with which tank (gray or black) is affected.
Common signs include leaks that only appear once the system is pressurized again, reduced water heater performance, or visible cracks near exposed fittings. If you suspect this, mention it in your request so it can be checked specifically.
Need Help With Your RV?
Tell us what’s happening and where your RV is located.
Request Mobile RV Service