Got the pump-releaser set up on RTE.11,,started her up and was pulling 7" OHHHHH MY BIGSAP,,,,,,,NOT,,,,,,,We put gauges on all the mainlines above the valves,,,,shut off the valve and see how fast the vacuum drops,,,know about what you have for leaks on that line (VT. mapleschool tech.) Man that works well,,(and saves miles of walking),we got the vac. up to 19",,,was surprised at the # of leaking T's and spiles,,,will go back and change them out soon,,,,,,,,also a lot of leaking saddels,,,,will try to get hoit rd. system and Hill set up-running today,,,might run today,,,,