I just key the compressor to about 25psi and connect it with a blow out adapter i got a nice brass one from wal mart for just a few dollars and open all of the valves which for me include the drain on the electric water heater the hot and cold on the sink and the hot and cold on the.
Blow out your rv water lines.
I use air to blow out my lines.
You will connect the air compressor to the city water port on your rv.
If you aren t going to blow the lines out then put a couple wraps of teflon tape on the water heater plug and re install it.
Next attach the blow out plug to the water inlet where the hose goes.
Close it and blow out the cold water line afterward.
First disconnect your rv from the water hose and open the faucets turn on the shower and flush the toilet to drain the water from those lines.
Attach the blow out plug to your water intake valve.
Blowing out the system with compressed air is preferred but not mandatory.
Blow out the hot and cold lines on other water faucets in the rv.
Using an external hand pump.
Set your air compressor at 30 psi or less.
Drain your water tank first.
The system in a email protected is very small and it takes little time.
It s no fun getting soaked when it s near zero degrees out and you re on your way to town right after.
Close the first faucet you cleared out and open a different one.
It is always important to winterize any rv that is capable of running water every winter before the first frost front.
If you choose not to do this the hot water tank or the pipes in your rv could expand and then burst due to ice.
Follow steps 1 to 6 above to drain all the water.
Blowing out rv water lines vs antifreeze using an air compressor to blow out your rv water pipes.
Then close them again.
This is very important to prevent damage to the plumbing system.
Take a systematic approach to your rv so you don t miss any faucets.
Blow the lines out.
And any other water holding tanks you may have.
Rv blow out plug clear out your water lines quickly and easily camco s rv blow out plug with quick connect provides a quick and easy way to clear out the water lines on your rv.
Even though you will fill the system with rv antifreeze you should still blow out the lines with compressed air first.
For each faucet clear out the hot water line first.
Connect it to the.
If your rig has a water filtration unit bypass it as well.
Camco 36103 white plastic with schrader style air plug attachment 36133 black plastic with schrader valve 36143 brass with quick connect 36153 brass.
The durable brass is designed to last a lifetime.