LINES GP-AIR 3918954 - Caterpillar

Illustration 1 g03114022
Front view of engine
Table 1
Specification for 147-6619 Air Lines Gp
Item Qty Part Specification Description
1 8 6V-3917 O-Ring Seal Lubricate the bore lightly with 5P-3975 Rubber Lubricant.
2 4 3J-5389 Plug Before assembly, apply Loctite C5A Copper anti-seize to the threads.
Torque to 20 5 N m (177 44 lb in).
3 8 6V-1943 High Temperature Bolt Before assembly, apply Loctite C5A Copper anti-seize to the threads.
Torque to 55 10 N m (41 7 lb ft).
Illustration 2 g03114024
Right side view of engine
Illustration 3 g03114025
Bolt tightening sequence
Table 2
Item Qty Part Specification Description
4 12 9F-2773 Bolt Use the following procedure in order to assemble the aftercooler assembly and tighten the bolts:
1. Assemble the seals to the aftercooler core.
2. Temporarily secure the bottom seal to the aftercooler with tape. Do not use an adhesive, a silicone lubricant, or any other lubricant for retention of the seal.
3. Assemble the aftercooler with seals to the inlet manifold.
4. Inspect the bottom seal in order to ensure that the seal is seating correctly in the recess.
5. Install the aftercooler cover.
6. Inspect the upper seal in order to ensure that the seal is seating correctly in the recess.
7. Install the cover bolts. Hand tighten the cover bolts.
8. Tighten the bolts in a numerical sequence as shown in Illustration to 24 N m (18 lb ft).
9. Again, tighten the bolts in a numerical sequence that is shown in Illustration to 47 N m (35 lb ft).
10. Remove the tape.
5 3 5P-8940 O-Ring Seal Lubricate the bore lightly with 5P-3975 Rubber Lubricant.