TM 5-4320-300-146-4. BLOWER ASSEMBLY (CONT)Location/itemActionRemarksCLEANINGWARNINGDry cleaning solvent is flammable and potentially dangerous to people and property. Do not usenear open flame, sparks, excessive heat, or on hot surfaces. Flash point of P-D-680 solvent is 100°to 138OF (380 to 590C). Use solvent in a well-ventilated area, and avoid inhaling fumes. Ifrepeatedly exposed to fumes, seek fresh air and immediate medical help. Avoid prolongedexposure of skin to solvent. Wash exposed skin immediately and thoroughly.Compressed air used for cleaning shall not exceed 100 psi (690 kPa). Use goggles or face shieldfor eye protection. Do not direct airstream against skin.9.All partsClean with P-D-680 dry cleaning solvent and dry with compressed air.INSPECTION/REPAIR I10.Front andEnsure plugs are in place. Inspect inside surfaces for roughness and scoring.rear plates Remove slight scoring with fine grit P-C-1673 emery cloth. Inspectbearing surfaces and oil seal contact surfaces for scoring, wear, or nicks. Replace badly worn orscored plates.11.HousingInspect surfaces for burrs and scratches. Removeassemblyburrs or scratches with an oil stone. Remove any remaining gasket material.12.RotorInspect surfaces for burrs and scratches. Inspectassembliesshafts for burrs and worn splines. Remove burrs with an oil stone.Inspect shaft oil seal and bearing contact areas. If contact area is slightly worn, install an oil sealsleeve on shaft and an oversize oil seal in front or rear plate, as needed. If oil seal or bearingcontact surface on shaft is excessively worn, replace rotor assembly.13.Blower driveInspect for excessive wear and damage. Replace gears if necessary.6-8
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