They should also be angled down slightly so water runs out of it when shut.
Frost free anti siphon outdoor faucet leaking.
Remove the packing nut by turning it counterclockwise.
Before removing a screw on valve turn off the faucet release water from the hose and detach the hose from the valve.
2 unscrew the plastic cap covering an anti siphon valve permanently installed.
If your frost proof is set up properly you should not need to use the old water valve any longer.
In this video mark donovan of http www homeadditionplus com shows how to fix a anti siphon valve on a faucet.
You may have to turn the stem to unscrew it before it ll come out.
When installed on an outdoor faucet the valve also allows residual water in the faucet to drain which prevents faucet and pipe damage from frozen water in winter.
It is very common for outdoor faucets or out.
Frost proof faucets are designed to shut off inside the envelope of the home so it is warm enough not to freeze.
On frost proof faucets the washer is located on the end of the long faucet stem.
Put the knob back on and turn it counterclockwise to remove the valve stem.
Some freeze proof faucet models have two nuts to remove.
Remove the handle and nut photo 1 and pull the stem from the faucet photo 2.
If your faucet leaks out of the spout when it s turned off the washer is bad.
Anti siphon valves are simple devices and leaks aren t difficult to diagnose and repair.
An anti siphon valve normalizes the pressure inside the pipes when you turn off the water to prevent it from flowing backward.