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2-120 Change 2 2-32. FUEL INJECTION PUMP REPAIR (Cont’d) C CA AU UT TIIO ON N Tightly wound coils on idle spring must be installed facing 75. Install idle spring (1) on pushrod (2). N NO OT TE E • Perform step 76 for pre-1990 6.2L engines. • Perform steps 77 through 79 for 6.5L engines and 6.2L engines 1990 and above. 76. With throttle shaft (8) in wide open position, install min-max governor (4) on notch of throttle shaft 77. Insert inner governor spring (9) into pushrod (2). 78. With throttle shaft (8) in wide open position, install min-max governor (4) on notch of throttle 79. Hook tang (10) of thrust spring (11) in groove (13) of housing (5). C CA AU UT TIIO ON N Guide stud must be installed between metering valve arm and N NO OT TE E • Perform steps 80 and 81 for vehicles with 6.5L and 1990 and above 6.2L engines. • Perform step 82 for vehicles with pre-1990 6.2L engines. 80. Install nut (17) and seal (16) on guide stud (7). Install guide stud (7) in housing (5) between • m) using 1/4-in. hex head driver. 81. Install cap (18) on guide stud (7). 82. Install guide stud (7) and washer (6) in housing (5) between metering valve arm (15) and • m) using 1/4-in. hex head driver. |