GASKET 4253549 - Caterpillar

Illustration 1 g01177938
(1) Water pump gear (6) Air compressor gear (if equipped) (8) Gear for the fuel transfer pump gear (10) Crankshaft gear
Illustration 2 g00537659
Stub shaft for cluster gear (2) Cluster gearApply 9S-3263 Thread Lock Compound to the threads of five bolts for the stub shaft. Tighten the five bolts for the stub shaft in the numerical sequence. See Illustration 2 for the numbering of the bolts. ... 1, 3, 4, 5, 2, 1, 2, 3, 4, 5, 1 Torque for the stub shaft ... 47 9 N m (35 7 lb ft)Apply 9S-3263 Thread Lock Compound to the threads of four bolts that fasten the cluster gear's thrust plate to the stub shaft. Torque for four bolts that fasten the cluster gear's thrust plate to the stub shaft ... 25 6 N m (18 4 lb ft)
Illustration 3 g01245393
Illustration 4 g00593987
Torque sequence for the camshaft gear (3) Camshaft gearLightly lubricate the O-ring seal on the outside of the plate with a 50/50 mixture of 8T-2998 Lubricant and clean engine oil. Apply 9S-3263 Thread Lock Compound to the threads of three bolts for the plate. Torque for three plate bolts (12) ... 12 3 N m (105 25 lb in) Tightening sequence for the bolts (13) that is shown in Illustration 4 ... 1, 4, 2, 5, 3, 6, 1, 4 Torque for six bolts (13) ... 240 40 N m (175 30 lb ft) (4) Align the timing mark on the camshaft gear with the timing mark on the front housing when the No. 1 piston is at top center. (5) Adjustable idler gearInstall the plate with the oil groove toward the gear face. Apply 9S-3263 Thread Lock Compound to the threads of three bolts that fasten the adjustable idler gear to the stub shaft. Tighten the three bolts for the adjustable idler gear to the stub shaft to the following torque. ... 30