GEAR-PLANETARY 8D8634 - Caterpillar

Illustration 1 g02551060
Typical example
Illustration 2 g02551061
Typical example
Illustration 3 g02551062
Bolt tightening sequence
Table 1
Specification for 334-4667 Air Lines Gp, 334-4666 Air Lines Gp, and 334-4670 Air Lines Gp
Item Qty Part Specification Description
1 - - Before assembly, lubricate the bore for the O-ring seals lightly with glycerin or an approved equivalent.
2 2 3J-5389 Plug Before assembly, lubricate the threads with Loctite C5A Copper Anti-Seize.
Torque to 25 5 N m (221 44 lb in).
3 6 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 that is shown in Illustration 3 to 24 N m (18 lb ft).
9. Again, tighten the bolts in a numerical sequence that is shown in Illustration 3 to 47 N m (35 lb ft).
10. Remove the tape.