1) Apply a small amount of pipe joint compound to male thread of Check Valve and screw it into 1/2" pipe coupling or fitting of the water supply pipe or tubing.

2) Remove Cover (drinking basin) by lifting on side opposite indent rim.

3) Take out center Control Cup, remove folded paper used to protect rubber disc and Jet in shipping.

4) Screw Base Cup into check valve -HAND TIGHTEN ONLY - Do not use joint compound on 1/8" pipe fitting.

5) Place Control Cup into Base Cup prior to applying water pressure.

6) With water pressure on, start water flow into waterer by lifting the Control Cup off the jet approximately 3/8" until it begins to float.

7) Re-install >Cover (drinking basin). Hold cover at angle so as to hook side of the cover with indent on rim first, then lower into place.

To clean, use a stiff nylon bristle - NEVER use a needle or wire on jet.