TM 10-3930-671-24 3-30. GENERAL HYDRAULIC HOSE REPLACEMENT. The truck is equipped with four types of hydraulic connections.  The following procedures cover removal and installation of one each of these fittings.  These procedures will apply to all fittings installed on truck. WARNING Hydraulic fluid is slippery and can cause personal injury when spilled on a floor or other smooth surface.  Precautions should be taken to avoid any spillage and to clean up any spills when they occur. NOTE • Subparagraphs a.  through d.  show typical connections and fittings on truck. • This procedure is for reference only to show location of hoses and fittings used on truck. It will never be necessary to remove all hydraulic hoses at one time.  Individual procedures will indicate the area where hoses are to be removed and installed. • Some  hydraulic  fittings  will  have  a  preformed  packing.    Preformed  packings  should  be replaced whenever corresponding fitting is removed. • Place suitable container with a 1 gallon (3.8 liters) capacity under any hydraulic hose that is being disconnected to catch spilling hydraulic fluid. a. Clamp Fitting Hose. (1) Removal. (a) With forklift turned OFF, operate hydraulic control levers to relieve all pressure from hydraulic system. (b) Remove four screws (1) from two clamps (2) and main hydraulic pump (3). (c) Remove two clamps (2), seal (4), and hose (5).  Discard seal. 3-84