TM 5-3805-260-24
FUEL INJECTION PUMP
Firing order (injection sequence) ............1, 2, 7, 3, 4, 5, 6, 8
Injection timing before TC (top center): 16 1
Torque for the nuts that hold the fuel lines
(Use 5P144 Fuel Line Socket) ...305 lb ft (40 7 N-m)
(1)
Bore in the rear bearing for the
camshaft (new) ..................2 3750 0005 in (60 325 0 013 mm)
Diameter of rear bearing surface (journal) of the
camshaft (new) ...................2 3720 0005 in (60 249 0 013 mm)
Maximum permissible clearance between
the bearing and the camshaft bearing
surface (journal) (worn) ..... ............006 in (15 mm)
(2)
Torque for screws that hold sleeve
control levers .....................24 2 lb in (2 8 0 2 N-m)
(3)
Bore in the housing for the fuel control
shaft (new) .........................3543 0005 in (8 999 0013 mm)
Diameter of sleeve control
shaft (new) .........................3530 0003 in (8 966 0 008 mm)
Maximum permissible clearance between
the bore in the housing and the sleeve
control shaft (worn)............. ............003 in ( 08 mm)
(4)
End play for camshaft with sleeve
installed (new) ....................023 018 in (0 58 0 46 mm)
NOTE When installing sleeve on end of camshaft, support the cam-
shaft to prevent damage to parts inside of injection pump and governor
housing
(5)
Bore in the front bearing for the camshaft
(new)................ 1.00050005 in (25.4130013 mm)
Diameter of front bearing surface (journal) of the
camshaft (new) 99900005 in (25 3750013 mm)
Maximum permissible clearance between
the bearing and the camshaft bearing
surface (journal) (worn)004 in (0.10 mm)
(6)
Torque for bushing 60 5 lb ft (80 7 N.m)
(7)
Crossover levers
NOTE: For adjustment of crossover levers, see the
TESTING AND ADJUSTING SECTION
(8)
Torque for screws that hold
crossover levers ....................... 24 2 lb in (2 8.
0 2 N m)
(9 and 10) Fuel control shafts
(11) Dowel pin (linkage between crossover levers)
(12) Distance guide pin extends
into bore ............047 .004 in (1.20 0.10 mm)
NOTE Install guide pin with slot towards the top of the
lifter bore
(13) 9N5862 Spring for injection pump:
Length under test force ..............1 348 in
(34.24mm)
Test force .........12 5 1 3 lb (55 5 5 8 N)
Free length after test .................1.566 in
(39.78mm)
Outside diameter .......................728 010 in (18 49
0.25 mm)
1-7
