PUMP GP-FUEL INJECTION 2973090 - Caterpillar

(A) At assembly, put 2P2506 Anti-Seize Compound on shaft.(1) After recoil spring is installed, loosen nut until it is .062 in. (1.57 mm) beyond end of recoil spring bolt. Then tighten bolt and washer against nut.(2) 3P4435 Spring (outer): Assembled length ... 35.2 in.(894 mm)Test force ... 30.4 2.4 ton(270 21 kN)Free length after test (new) ... 48.74 .81 in.(1238.0 20.6 mm)Outside diameter ... 12.88 + .31 or -.06 in.(327.2 + 7.9 or -1.5 mm)(3) 3P4434 Spring (inner): Assembled length ... 26.4 in.(671 mm)Test force ... 9.0 .76 ton(80 7 kN)Free length after test (new) ... 33.30 .62 in.(845.8 15.7 mm)Outside diameter ... 7.500 in.(190.50 mm)(4) Torque for the fill valve and the relief valve ... 25 5 lb. ft.(35 7 N m)(5) Torque for bolt ... 640 80 lb. ft.(865 110 N m)(6) Put 2P2506 Anti-Seize Compound on taper lock pins and torque the bolts for taper lock pins to ... 65 lb. ft.(90 N m) Then hit with hammer and tighten again to ... 75 10 lb. ft.(100 14 N m)(7) Assembled length of the recoil springs, to install into track roller frame, from rear face of rear pilot to front face of front pilot ... 36.50 in.(927.1 mm)(8) Torque for bolts ... 550 60 lb. ft.(750 80 N m)(9) Put 2P2506 Anti-Seize Compound on bolts for inner idler guides and tighten bolts to ... 550 60 lb. ft.(750 80 N m) (10) Diameter of the shaft ... 3.499 .001 in.(88.87 0.03 mm) Maximum permissible bend in the shaft ... .005 in.(0.13 mm)(12) End play of the shaft ... .010 to .029 in.(0.25 to 0.74 mm) Maximum permissible end play (worn) ... .050 in.(1.27 mm)(13) Use shims to make the idler shaft parallel to the roller shafts and to keep the clearance (13) between the plate assembly and the yoke to ... .045 .015 in.(1.14 0.38 mm)(14) Fill idler assembly with SAE 30 oil and install plug. Torque for the plug ... 125 15 lb. ft.(170 20 N m)(15) Clearance between the bearing and the shaft ... .011 to .015 in.(0.28 to 0.38 mm) Maximum permissible clearance (worn) ... .050 in.(1.27 mm)(16) Install shims for correct clearance between the frame and the guide (each side) ... .03 .02 in.(0.8 0.5 mm)