ELBOW 0307942 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 8B-7548 Push-Puller Tool Group 1
8B-7559 Adapter 2
8H-0684 Ratchet Wrench 1
8B-7561 Step Plate 3
B 138-7573 Link Bracket 2
C 169-5464 Quick Cure Primer - Start By:
Remove the starting motors.
If the exhaust elbow is attached to the flywheel housing, remove the exhaust elbow and remove the bracket for the exhaust elbow.
Remove the engine oil pan.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Use the timing pins to time the engine. Refer to Testing and Adjusting, "Camshaft Timing". Refer to Testing and Adjusting, "Finding the Top Center Position for the No. 1 Piston".
Remove the crankshaft rear seal and the wear sleeve. Refer to Disassembly and Assembly, "Crankshaft Rear Seal and Wear Sleeve - Remove".
Remove the camshaft covers and gaskets.
Remove the bolts and plates from the camshafts.
Illustration 1 g00912881
Use Tooling (A) in order to remove camshaft drive gears (1).
Illustration 2 g00912883
Install Tooling (B) into flywheel housing (2). Attach a suitable lifting device to Tooling (B). The weight of flywheel housing (2) is approximately 251 kg (553 lb).
Remove the bolts and remove flywheel housing (2) and the gasket.
After removing flywheel housing (2), clean the mating surface of the cylinder block and the mating surface of the flywheel housing with Tooling (C). If necessary, use a gasket scraper and a solvent in order to remove any residual gasket material. Both mating surfaces must be clean, dry, and free of any oil before installation. Installation Procedure
Table 2
Required Tools
Tool Part Number Part Description Qty
B 138-7573 Link Bracket 2
D - Guide Bolts
5/8 - 11 NC by 8 inch 2
E -(1) Loctite 5127 -
(1) EAME
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Ensure that the mating surface of the flywheel housing and the engine block are clean. Both mating surfaces must be clean, dry, and free of any oil before Tooling (E) is applied.
Illustration 3 g01259519
Apply a 6.0 mm (0.25 inch) bead of Tooling (E) to the mating surface of the flywheel housing. Refer to Illustration 3.
Install Tooling (D) into the cylinder block.
Illustration 4 g00912883
Install Tooling (B) onto flywheel housing (2). Attach a suitable lifting device to Tooling (B). The weight of flywheel housing (2) is approximately 251 kg (553 lb).
Lift flywheel housing (2) into position onto Tooling (D). Note: For the correct positions of the bolts, see Illustration 5 or Illustration 6.
Install the bolts and the hard washers that secure flywheel housing (2) to the cylinder block. Remove Tooling (D) and install the remaining bolts and the remaining hard washers.
Illustration 5 g01259521
(A) 1/2 - NC
(B) 1/2 - NC
(C) 1/2 - NC
(D) 1/2 - NC
(E) 1/2 - NC
(F) 5/8 - NC
Illustration 6 g01259551
(G) 1/2 - NC
(H) 1/2 - NC
(I) 1/2 - NC
(J) 5/8 - NC
(K) 5/8 - NC
(L) 5/8 - NC
Tighten the bolts in flywheel housing (2) evenly. Tighten the 1/2 - NC bolts