2014-4-16Dm Series Gate Valve Information. The OTECO DM Series Gate Valve offers low cost fluid control. For your standpipe, mud pump and other drilling and production applications where cost and easy maintenance are required.
2016-5-15Blower Motor Failure. Bearings Squeek. The usual failure mode is squeeking bearings due to age and wear. Blower Motor Only Runs High.If the motor runs on only one speed, the failure mode is usually the resistance pack mounted in the air plenum.
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