TM  10-3930-643-34 HYDRAULIC  SYSTEM  TROUBLESHOOTING  AND  MAINTENANCE.  (cont) 12-3. Loader Control Valve. (Sheet 2 of 14) REMOVAL 1. 2. 3. 4. 5. Using  pliers,   remove  three  cotter pins (1) and pins (2) from under right side of cab. Discard  cotter pins (2). Using a 9/16” socket and socket wrench  handle,  remove  two  bolts (3) and clamp (4). Using a 9/16”   socket,  socket wrench handle and a 9/16” open end wrench. remove bolt (5), wasfier (6), nut (7), washer (8) and clamp (9). Using a 9/16" socket and socket wrench  handle,  remove four  bolts (10), two flange halves (11) and preformed  packing  (12). Discard preformed  packing  (12). NOTE Tag all hose and tube assemblies before disconnecting to aid in installation. Using 1-3/8”,    1-9/16” and 1" open end wrenches,  disconnect  tube  assemblies (13 thru 17). Go to sheet 3 12-14