11510 East Pike, Cambridge, OH  43725   |   Call or Text us Today!  740.439.7285

RV Winterizing and De-Winterizing

Please note: Winterizing your unit when you do not know what you are doing can be extremely costly!!  Stoney's RV has a low rate of $65 to winterize professionally.  Remember that if you choose to use the information provided Stoney's RV is NOT responsible for any injuries, damage, or problems that may occur. It is always best to allow a professional to winterize your unit.

Winterization

RV components can be damaged from the effects of freezing. Protection of the plumbing system and related components is crucial. Damages due to weather are not covered under warranty at any time. Many recreation vehicle owners choose to have their units winterized by their dealer, while others choose to do it themselves. The following are descriptions of two methods used to winterize:

Compressed Air (Dry) Method: 1

Uses compressed air to blow out any remaining water in the system after draining it of all water. This method requires an air compressor and appropriate adapters.

RV Anti-Freeze (Wet) Method: 2

Uses, RV approved, nontoxic potable anti-freeze in the system and does not require any special tools.

Method 1 Compressed Air

     
  1. Purchase 1-2 gallons of RV non-toxic anti-freeze.
  2.  
  3. Drain the fresh water tank and empty the waste water holding tanks*
  4.  
  5. Turn water heater by-pass valve to by-pass position.
  6.  
  7. Drain water heater.
  8.  
  9. If installed, remove water filter from assembly and discard. Install diverter if included.
  10.  
  11. Open all faucets including shower head, sprayer, toilet flushing device and any other water lines that are closed.
  12.  
  13. Turn on the water pump for 30 seconds to clear out any water in the lines.
  14.  
  15. Connect an air hose with an adapter to the city water fill connection.
  16.  
  17. Set pressure no greater than 30 pounds and blow out the water lines until no water can be seen coming out of the fixtures and lines.
  18.  
  19. Pour RV anti-freeze into drains, p-traps, toilets, and tanks.

Method 2 RV Antifreeze

     
  1. Purchase 4-6 gallons of RV approved, non-toxic anti-freeze.
  2.  
  3. Drain all tanks: fresh water and sewage tanks.*
  4.  
  5. Turn water heater by-pass valve to by-pass position.
  6.  
  7. Drain water heater.
  8.  
  9. If installed, remove water filter from assembly and discard. Install diverter if included.
  10.  
  11. Turn on pump switch an open cold water side of all faucet fixtures. Leave open until the anti-freeze comes our. Repeat hot water side.
  12.  
  13. Flush toilet until anti-freeze begins to flow into the bowl and then pour one gallon of anti freeze down the toilet to winterize the black tank.
  14.  
  15. Pour anti-freeze down each shower/tub, lavatory sink, and kitchen sink to fill p-traps.
  16.  
  17. To winterize grey tank(s) pour one gallon down each related sink drain.

DE-WINTERIZATION/REMOVAL OF ANTI-FREEZE

If purchasing a coach that is winterized with RV anti-freeze or having had an existing unit winterized before winter storage, the plumbing system must be flushed and sanitized prior to use. Do not attempt to turn on water heater if system is winterized. Perform the following prior to attempting to operate the water heater or use the plumbing system.

  1. Drain all tanks (fresh water and sewage)*
  2.  
  3. Attach garden hose to fresh water fill and fill tank.
  4.  
  5. Turn on pump switch and open cold water side of all faucet/ shower fixtures. Leave open until water runs clear. Repeat for hot water side.
  6.  
  7. Flush toilet until clear water runs into bowl.
  8.  
  9. Dump tanks again.
  10.  
  11. Sanitize water system.
  12.  
  13. If a water filter is installed, drain lines, remove filter assembly, clean and reinstall with new filter.
  14.  
  15. When ready to use the water heater, turn by-pass valve to open position to allow water to enter hot water heater tank and fill according to instructions.

* Waste water tanks must be dumped at state approved locations.

Come Visit Us!

Get Directions Here!

Contact Us