WASHER 5M6178 - Caterpillar

Illustration 1 g03820362
Table 1
Specification for 383-1772 Crankshaft Gp
Item Qty Part Specification Description
1 2 345-4127 Thrust Plate Thickness is 13.80 0.05 mm (0.543 0.002 inch).
Install the thrust plates on the rear main bearing for rear driven equipment. Install the thrust plates on the front main bearing for front driven equipment.
2 8 7W-1632 Plug Torque to 300 40 N m (221 30 lb ft).
B - - Diameter of new connecting rod journals is 216.000 0.025 mm (8.5039 0.001 inch).
C - - Diameter of new main bearing journals is 250.000 0.025 mm (9.8425 0.0001 inch).
F - - Crankshaft end play is minimum of 0.175 mm (0.0069 inch) to maximum of 0.600 mm (0.0236 inch).
Illustration 2 g03820363
Section E-E
(4) Outer counterweight bolts
(5) Center counterweight bolts
Table 2
Item Qty Part Specification Description
4 48 186-0144 Bolt Use the following procedure in order to tighten counterweight bolts:
1. Install the counterweight with the heavy side toward the rod.
2. Apply 4C-5591 Anti-Seize Compound to the threads and seating surfaces of bolts (4) and bolts (5).
3. Seat the counterweight by tightening bolt (5) first to 1500 100 N m (1106 74 lb ft).
4. Tighten bolts (4) to 1500 100 N m (1106 74 lb ft).
5. Loosen bolts (4) and bolts (5).
6. Again seat the counterweight by tightening bolt (5) first to 320 30 N m (236 22 lb ft).
7. Tighten bolts (4) to 320 30 N m (236 22 lb ft).
8. Again, tighten the bolts (5) to 320 30 N m (236 22 lb ft).
9. Turn bolts (5) to additional angle of 120 5 degrees.
10. Turn bolts (4) to additional angle of 120 5 degrees.
5
Illustration 3 g03820364
(3) Timing bracket assembly
Table 3
Item Qty Part Specification Description
G 1 6V-3537 Dowel Extension of dowel from the crankshaft timing pin bracket is 5.0 1.0 mm (0.20 0.04 inch).