ARMY TM 9-6115-670-14&P 5-42 REPLACE a.  Close the valve on fuel filter. b.  Thoroughly clean injection pump area with compressed air. c.  Remove one socket head screw (12a, Figure 5-8, sheet 1), nut (12b), and lock washer (12c) securing rod end bearing (12a) of long actuator linkage rod (12e) to pivot arm (12f) and remove rod end bearing (12d). d.  Loosen one clamp (8, Figure 5-8) and disconnect overflow hose located at fuel injection pump (3). e.  Loosen two clamps (4), six nuts (5), and remove three fuel pipes (6). f.   Loosen one clamp (2) and remove fuel line (1). g.  Remove one screw and lock washer (13) and remove actuator pivot support bracket (16). h.  Remove three socket head bolts and lock washers (15). i.    Lift injection pump (3) and shims (17) out of engine block.  Thoroughly clean old sealing compound from shims (17) and surface of engine block (18). j.    Apply sealing compound to shims (17) and new injection pump (3). k.  Install new shims (17) and injection pump (3) ensuring that the fuel rack arm on injection pump aligns with the slot on the governor fork assembly (missing illus. ref.) on engine block (18). WARNING Compressed   air   shall   not   be   used   for   cleaning purposes except where reduced to less than 29 pounds per square inch gauge (psig) (199.94 kPa) and then only   with   effective   chip   guarding   and   personnel protective  equipment.  Compressed  air  is  dangerous and can cause serious bodily harm if protective means or methods are not observed to prevent chip or particle (of whatever size) from being blown into the eyes or unprotected skin of the operator or other personnel. NOTE Make sure actuator pivot support bracket (16) does not spin and retains original position.