HOSE AS 3972577 - Caterpillar

Illustration 1 g02837521
Right side view
Illustration 2 g02837522
Bolt tightening sequence
Table 1
Specification for 282-4176 Air Lines Gp
Item Qty Part Specification description
1 2 6V-3968 O-Ring Seal Lubricate the bore lightly with glycerin or 5P-3975 Rubber Lubricant.
2 12 8J-5985 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 2 to 24 N m (18 lb ft).
9. Again, tighten the bolts in a numerical sequence that is shown in Illustration 2 to 47 N m (35 lb ft).
10. Remove the tape.
3 16 6V-5101 O-Ring Seal Lubricate the bore lightly with glycerin or 5P-3975 Rubber Lubricant.
Illustration 3 g02837523
Top view
Table 2
4 4 6V-5103 O-Ring Seal Lubricate the bore lightly with glycerin or 5P-3975 Rubber Lubricant.
5 2 302-6504 Bellows Ensure that the bellows are assembled in the proper flow direction. The flow direction is indicated on bellows by an arrow.
6 4 243-2975 Clamp As Before assembly, apply Loctite C5A Copper anti-seize to the threads, the bearing surfaces, and the inside diameter of the clamp assembly.
Torque to 7.5 1.0 N m (66.4 8.9 lb in).