TM 5-3895-374-24-2FEBRUARY 1993MAINTENANCEBAGHOUSEAll joints and connections to the baghouse should be made air tight. Visual checks should be made on welds,flanged connections, gaskets, access doors, and clean outs to insure a positive seal.Look for signs of corrosion in both the dirty and clean side of the baghouse. Clean and recoat as required.BAGSReplace any bags that are torn, worn, blinded or have hardened build up of dust. If the bags show a sign ofgeneral wear, all should replaced at the same time.Bags should be checked to be sure that all are in place, properly hung, and sealed against tubesheet.SCREWCONVEYORS&AIRLOCKReference Winsmith and Dodge manualInspect bearings, gear reducers and chain for proper lubrication. Check belts for wear, stretching or cracks.Check the rotor and housing for material build-up which could cause a Jam. Make certain that no foreign objects, such astools, have fallen into the conveyors during maintenance.PULSECONTROLTiming boards are factory tested and come with a one year warrantee for defects in materials or workmanship,from date of purchase. In case of failure, it is recommended that the timing board be returned to the factory for repair orreplacement.It is recommended that the control be mounted where it is protected from vibrations, dust, and weather. Do notleave the control box door open.Do not use a convertor or invertor for the power source. Do not mount control in high transient voltage areawithout an isolation transformer.HEADERASSEMBLYSolenoid valves See Goyen Bulletin RCA-3DSVDiaphragm valves See Goyen Bulletin RCA-40DDHeader pipe -Make periodic checks of all compressed air piping for leakage. Keep lines clear of dirt, water, andoil. Air pressure at the header should be maintained at 80-95 PSIG.page 3-697
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