TM 9-2320-361-10 1-11. LIST OF ABBREVIATIONS (Contd) OEA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Oil, Engine (arctic) OE/HDO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Oil, Engine/Heavy Duty Oil PMCS . . . . . . . . . . . . . . . . . . . .. Preventive Maintenance Checks and Services R . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Reverse SF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Standard Form TA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Technical Art TAMES . . . . . . . . . . . . The Army Maintenance Management System W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Weekly 1-12. GLOSSARY The following list shows definitions of military terms that appear in this manual. Other terms in this manual are defined in the paragraph where they first appear. Angle of Approach — Angle between front tires and front bumper Angle of Departure — Angle between rear tires and rear bumperettes Fording — Crossing through water Grade — Steepness of terrain Hydraulic — Operated by oil pressure In Operation — Vehicle is performing a task it has been designed to perform Operator — Driver of vehicle Paulin — Canvas cover or tarp Slaving — Jump starting Splash Shields — Mudflaps Steering Knuckle Boot — C-V boot 1-5