PAD 8S7801 - Caterpillar

Firing order (injection sequence) ... 1, 5, 3, 6, 2, 4Injection timing before TC (top center) ... 14° (1) Torque for bolts holding fuel injection pumps ... 32 5 lb.ft.(4.4 0.7 mkg)(2) Length of pump plunger ... 2.7574 .0003 in.(70.038 0.008 mm) Minimum permissible length ... 2.7521 in.(69.903 mm)(3) Timing dimension for the fuel injection pumps: On Engine (piston at top center) ... 1.8088 .0005 in.(45.944 0.013 mm)Off Engine ... 1.8815 .0010 in.(47.790 0.025 mm)(4) Diameter of the fuel rack ... .6095 .0005 in.(15.481 0.013 mm) Bore in bearing for the rack ... .6125 .0015 in.(15.558 0.038 mm)Maximum permissible clearance between bore in the bearings and the rack ... .006 in.(0.15 mm)(5) 1S4397 Spring: Length under test force ... 1.75 in.(44.5 mm)Test force ... 26.1 to 28.9 lb.(11.8 to 13.1 kg)Free length after test ... 2.17 in.(55.1 mm)Outside diameter ... 1.12 in.(28.4 mm)(6) Bore in the bearings for the camshaft: Bearings at the front and rear ... 1.4365 .0005 in.(36.487 0.013 mm)Bearing at the center ... 2.0615 .0005 in.(52.362 0.013 mm)Diameter of bearing surfaces (journals) of the camshaft:Bearing surfaces (journals) at the front and rear ... 1.4335 .0005 in.(36.411 0.013 mm)Bearing surface (journal) at the center ... 2.0585 .0005 in.(52.286 0.013 mm)Maximum permissible clearance between the bearings and the camshaft bearing surface (journals) ... .010 in.(0.25 mm) (7) Torque for nuts that hold the fuel lines (Use 5P144 Fuel Line Socket) ... 30 5 lb.ft.(4.1 0.7 mkg)(8) Torque for nuts that hold the nozzles ... 105 5 lb.ft.(14.5 0.7 mkg)(9) Body.(10) Torque for glow plugs ... 108 12 lb.in.(124.5 13.8 cm.kg)(11) Tighten nozzle finger tight in body.(12) Torque for precombustion chamber (put 9M3710 Anti-Seize Compound on threads) ... 200 lb.ft.(27.7 mkg) See Glow Plug Positioning.