Pump station in Colorado (south end of Horsetooth reservoir) had 2-14 inch pipes running raw sewage up a 175 foot ridge. A flange gasket on one of the pumps was leaking about a gallon a minute. An alarm went off, and the first person on the scene was a supervisor type. With no consultation at all he decided the pumps needed to be shut down. Instead of valving the flow, and reducing the motor speed with the controller, he pulled the lever on the supply circuits. The sewage continued up the hill for about 100 feet. then came back down against the foot valves at the pump output fittings (where the leak was) both lines flange joints failed as the "hammer" came down. and pushed the flanges about 6 inches apart. The building was filled in about 30 seconds. He survived, but was blown out the closed door. pretty nasty over pressure. Jim
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Today's Featured Article - Earthmaster Project Progress Just a little update on my Earthmaster......it's back from the dead! I pulled the head, and soaked the stuck valves with mystery oil overnight, re-installed the head, and bingo, the compression returned. But alas, my carb foiled me again, it would fire a second then flood out. After numerous dead ends for a replacement carb, I went to work fixing mine.I soldered new floats on the float arm, they came from an old motorcycle carb, replaced the packing on the throttle shaft with o-rings, cut new ga
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