TM  10-3930-638-24&P 2-17.   COOLING   SYSTEM   MAINTENANCE   (cont) e. Water Pump Assembly (cont). STEP LOCATION ITEM ACTION REMARKS INSTALLATION/REPLACEMENT (cont) 2 (cont) d.  O-ring  (11) e. Water pump assembly  (10) f. Two washers (9) lock  washer  (8), and cap screw (7)  (2-1/4 inches  long) g.  Lock  washer (6) and cap screw (5) (3 inches  long) h. Lock washer (4) and cap screw (3) (2-3/4  inch- es  long) i. Cap screws (3, 5, and 7) j. Sealing washer (2) and cap screw (1) Install Position On cylinder head and timing gear housing Install In boss no. 1 Install Install Tighten Install Position  alternator  mounting  strap,  then install in boss no. 2 In boss no. 3 To  35-42  pounds  foot  torque Tighten to 35-42 pounds foot torque 2-91