TM 5-3805-262-343-22. CONTROL VALVE ASSEMBLY MAINTENANCE (CONT)a. ControlValveAssembly. This task covers removal, cleaning, inspection, andinstallation of loader control valve assembly.TOOLS: No. 1 Common Organizational Maintenance Tool KitCombination box and open end wrench setTorque wrench, 1/2 inch driveAutomotive Mechanic’s Tool KitDiagonal cutting pliersSocket wrench set, 1/2 inch driveMATERIALS/PARTS: Clean Cloths (Appendix C, item 1)Cleaning solvent P-D-680 (Appendix C, item 2)Oil-soluble grease (Appendix C, item 24)O-rings, six (FSCM 10988 PN 218-5010)O-rings, two (FSCM 10988 PN 218-5011)PERSONNEL REQUIRED: Two Wheel Vehicle Mechanics MOS 62BNOTEPRELIMINARY PROCEDURE: Loader turned completely to left, front accessdoor unlocked and open, and hydraulic reservoir cap loosened.REMOVAL (SHEET 1 OF 6)Dry cleaning solvent P-D-680 used to clean parts is toxic and flammable.Wear protective goggles and gloves and use only in a well ventilatedarea. Avoid contact with skin, eyes and clothes and don’t breathevapors. Do not use near open flame or excessive heat and don’t smokewhen using it. Failure to do so could cause serious injury. If youbecome dizzy while using cleaning solvent, get fresh air and medicalattention immediately. If contact with skin or clothes is made, flushwith large amounts of water.If contact with eyes is made, wash eyeswith water and get medical aid immediately.(1) Clean all dirt and grease from control valve assembly and surroundingarea using clean cloth moistened with cleaning solvent P-D-680.Hydraulic system pressure is over 2000 psi and hydraulic reservoir ispressurized with compressed air. Before loosening or disconnecting anyhydraulic hoses, lines, or fittings, operate all hydraulic controllevers to relieve hydraulic system pressure. Failure to do so couldcause serious injury or death. If you are injured obtain medicalassistance immediately.NOTETag all hose and tube assemblies before disconnecting and removing. Capor plug all hoses, tubes, and ports as necessary to prevent intrusion ofdirt or foreign matter.3-647
Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business
