HOSE-AIR 2342622 - Caterpillar

(1) Torque for bolt ... 265 35 lb. ft.(360 45 N m)(2) D399 Engine; diameter of middle and rear bearing surfaces (journals) of the shaft ... 1.6230 .0003 in.(41.232 0.008 mm) D379B and D398B Engines; diameter of rear bearing surface (journal) of the shaft ... 1.6230 .0005 in.(41.232 0.013 mm)Bore in center and rear bearings ... 1.6255 .0005 in.(41.288 0.013 mm)Maximum permissible clearance between bearings and bearing surfaces (journals) ... .009 in.(0.23 mm) Oil hole in bearing must line up with oil hole in top of bearing bore.(3) End play of bevel pinion ... .004 .002 in.(0.10 0.05 mm) Diameter of pinion bearing surface (journal) ... .9358 .0002 in.(23.769 0.005 mm)Bore in bearing for pinion ... .9375 .0005 in.(23.813 0.013 mm)Maximum permissible clearance between pinion and bearing ... .008 in.(0.20 mm)(4) End play of shutoff drive ... .015 to .045 in.(0.38 to 1.14 mm) Diameter of bearing surface (journal) for gear ... .7475 .0005 in.(18.987 0.013 mm)Bore in bearing for gear ... .7523 .0005 in.(19.114 0.013 mm)(5) Diameter of front bearing surface (journal) of the shaft ... 1.9250 .0005 in.(48.895 0.013 mm) Bore in front bearing ... 1.9275 .0005 in.(48.959 0.013 mm)Maximum permissible clearance between bearing and bearing surface (journal) ... .009 in.(0.23 mm) Oil hole in bearing must line up with oil hole in top of bearing bore.(6) Use shims to adjust backlash (7). Push bevel gear away from pinion and push pinion up before measuring backlash.(7) Amount of free movement (backlash) between bevel gear and pinion ... .002 to .006 in.(0.05 to 0.15 mm)