ROOF AS 1380287 - Caterpillar

Illustration 192 g02167314
Using the installing bolt and sleeve, screw the threaded insert into the block until it bottoms.
(12) Wrench
Using the wrench on the installing sleeve, screw the threaded insert into the blocks until it reaches the bottom in the tapped hole. After the insert reaches the bottom, tighten the installing sleeve an additional 30°.
Illustration 193 g02167873
(13) Wrench
Hold the main cap bolt with wrench (13) and loosen the sleeve from the threaded insert.
Remove the main cap bolt.
Use a file to remove and burrs and high spots from the mating face of the block and the cap.Oil Pump Mounting Pad on 3406B, 3406C, 3406E, C15, and C-15 Engines
The mounting pad for the oil pump on the cylinder block can break when objects become trapped between the oil pump drive gears. In many cases, this method of retaining the oil pump housing can be used instead of replacing the cylinder block. This method can be used only if 40 % or more of the oil pump mounting pad can be supported on the broken cylinder block mounting pad.Fabricated Support Block
Illustration 194 g06344924
Dimensions for the support block (1).
Table 31
Dimensions for Support Block (1)
Callout Description
(A) 90.4 mm (3.56 inch)
(B) 69.44 mm (2.734 inch)
(C) 9.52 mm (0.375 inch)
(D) 22.0 mm (0.87 inch)
(E) 19.1 mm (0.75 inch)
(F) 10.5 mm (0.41 inch) Diameter (3 holes)
(G) 10.5 mm (0.41 inch)
Fabricated support block (1), from 12.7 mm (0.50 inch) thick mild steel. Refer to the Illustration 194.
Illustration 195 g06344926
Dimensions for the tapped block (2).
Table 32
Dimensions for Tapped Block (2)
Item Description
(H) 43.7 mm (1.72 inch)
(J) 10.9 mm (0.43 inch)
(K) 19.1 mm (0.75 inch)
(L) 9.52 mm (0.375 inch)
(M) 22.0 mm (0.87 inch)
(N) Drill two 8.20 mm (0.323 inch) diameter holes and tap for 3/8-16 thread.
Fabricate tapped block (2), from 12.7 mm (0.50 inch) thick mild steel. Refer to the Illustration 195.
Illustration 196 g06344927
Location to drill new hole (4) in remaining oil pump mounting pad on cylinder block.
(3) Area of broken block.
(4) Two 10.5 mm (0.41 inch) diameter holes in block for 0L-1352 Bolts.
(P) 47.44 mm (1.868 inch)
Drill a new 10.5 mm (0.41 inch) diameter hole (4) through the oil pump mounting pad on the cylinder block. Refer to the Illustration 196.
Illustration 197 g06344929
Location of oil pump mounting components.
Table 33
Oil Pump Mounting Components
Item Description
(1) Support block
(2) Tapped block
(3) Area of broken block
(5) 0L-1352 Bolt
(6) 5M-2894 Hard Washer
(7) 0L-1143 Bolt
(8) Oil Pump
Install oil pump (8), as shown in the Illustration 197. To install the pump, use two 0L-1352 Bolts (5), five 5M-2894 Hard Washers (6), and one 0L-1143 Bolt (7).