RV Repair Manual
  for the RV Do-It-Yourselfer

 
Home                   RV Manual                   Free Owners Manuals                   RV Appliances                    RV Tips 
 

 

 

RV Water Heater Bypass Systems

The Water Heater Bypass is used when winterizing the water system. It is a series of valves or a single lever valve that allows the water flow to be shut off from the water heater and still be pumped to the rest of the hot water piping. This eliminates the need to fill the water heater tank with 6 gallons of winterizing antifreeze ... the tank is bypassed and then drained of water. See How to Winterize Your RV in 7 Easy Steps for complete RV winterizing instructions - with pictures!

Being prepared and having the right equipment for your RV is essential. From water heater bypass systems to water filters for the shower, it is always crucial to have all the necessary equipment and supplies."

 

Three Valve System

Normal Flow Setting

Water heater bypass

3 Valve normal flow

Three Valve System

Bypass Setting

Bypass Mode

Two Valve System

Normal Flow Setting

water heater bypass

Normal Flow

Two Valve System

Bypass Mode

Bypass Mode

One Valve System

Normal Flow Setting

One valve water heater bypass

RV Winterizing Manual

Two Valve System

Bypass Mode

One valve water heater bypass

No Bypass

Normal Flow Setting

Normal Flow

No Bypass

Bypass Mode

Bypass Mode