TM 5-4320-300-144-40. SUCTION AND DISCHARGE COMPANION (COUPLING) FLANGES (CONT)Location/ItemActionRemarks3.CompanionRemove nuts attaching flange to pump body.flange, suctionRemove flange. Remove and discard gasket.Make sure mating surfaces are clean and freeof gasket remnants.4.CompanionSupport the flange, and remove screws andflange,nuts attaching flange to flange elbow. Removedischargeand discard gasket. Make sure mating surfacesare clean and free of gasket remnants.REPAIR5.Nuts, screws,Inspect threaded components for damage. Re-and washersplace if damaged. Inspect washers for distor-tion and burrs. Replace if damaged. Screwsattaching chain S hooks to plugs shall be tight.6.Plug chainInspect chains for broken and/or damagedand chainlinks. Replace damaged chains. Chain S hooksS hooksshall show no evidence of distortion and/orcracking. Discard if damaged.7.ProtectiveInspect for damaged threads. If threads cannotplugsbe repaired adequately to permit installationinto companion flange, discard plug.8.CompanionInspect for damaged threads; discard if leakflangeswould result during use. Inspect for damageto gasket mating surface that would preventleakproof seal; discard if leakage would resultduring use.INSTALLATION9.CompanionPlace gasket and flange onto flange elbow.flange,Aline holes in flanges with those in gasket.dischargeInstall screws through flanges. Thread nutsonto screws. Tighten nuts securely, in analternating pattern.10. CompanionInstall gasket over studs and onto pump body.flange, suctionPlace flange over studs, against gasket. Threadnuts onto studs. Tighten nuts securely, in analternating pattern.11. ProtectiveIf necessary, attach chain S hooks to plugplugschain bracket using screw, nut, and washers.Tighten securely. Thread plugs into respectiveports.4-160
Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business
