A time pressure drop test is the test techs use to confirm if you have a propane leak ANYWHERE in your RV. Heres's the basics of how to do this test: 1. Open up the top of your stove and remove one of the burners. 2. Attach the hose for your manometer to the spout you just exposed for the burner in step 1 3. With your propane on open up the dial for that burner to HIGH 4. Now turn off your propane and use any other burner dial on the stove to drop the pressure from 11"WC down to ~8"WC to relieve