TM 5-3895-374-24-2FEBRUARY 1993TABLETWOBAGHOUSETROUBLESHOOTINGSYMPTOM CAUSE REMEDY1.High baghouseBag cleaning mechanismIncrease cleaning frequency.pressure drop, LOWnot adjusting properlyClean longerCFMduration.Not capable of removingSend sample of dust todust from bagsmanufacturer. Sendbag to lab for analysisfor blinding. Dryclean or replace bags.Excessive reentrainmentContinuously empty hop-of dustper. Clean row of bagsrandomly instead of se-quentially.Incorrect pressure Clean out pressure taps.readingCheck hoses for leaks.Check diaphragm ingauge.2.Low baghouse pressurePressures will be lessReduce fan speeddrop, Highwith high temperatureCFMgases or at high altitudesFilter bags rupturedCheck for visible emissionfrom stockFan speed too highCheck drivesAmbient air infiltratingCheck all doors andsystemhatches. Check systemfor leakage.3.Low baghouse pressureInduced draft fanCheck fan rotation,drop, Low,failuredrives and speed.CFMRestriction inCheck all dampers.duct before or afterCheck fan damperCheck for dust pluggingductwork.Review duct design, (maybe more restrictive toflow than expected)Increase fan speed.page 3-699
Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business
