BODY 4N8808 - Caterpillar

Excessive use of sealant can cause damage to components.To avoid component damage use only the amount of sealant necessary for the application.
Illustration 1 g02967237
Table 1
Specification for 183-6845 Exhaust Manifold Gp
Item Qty Part Specification Description
Mounting surfaces of the exhaust manifold should be clean and dry. In addition, mounting surfaces should be free of any other foreign matter.
1 4 8T-7044 Taperlock Stud Torque to 35 5 N m (26 4 lb ft).
3 2 183-6856 Exhaust Manifold Use the following procedure during assembly of the three-piece exhaust manifold to the cylinder head:
1. Apply a thin coat of silver/grey 2P-2333 High Temperature Sealer to the outside diameter of the male ends of the exhaust manifolds before assembly. Remove any excess sealer from the assembled joint.
2. Install the six gaskets (2) with the tab upward, as shown.
3. Before assembly, lubricate the threads and the bearing surfaces of the 12 bolts (4) with Loctite C5A Copper Anti-Seize.
Illustration 2 g02967236
Bolt tightening sequence for the exhaust manifold
Table 2
Item Qty Part Specification Description
4 4 210-7722 Bolt Use the following procedure to tighten the bolts of exhaust manifold:
1. Tighten the bolts in a numerical sequence to 4 1 N m (35 9 lb in) as shown in illustration 2.
2. Again tighten the bolts in a numerical sequence to 45 5 N m (33 4 lb ft) as shown in illustration 2.
8 172-6298 Bolt
Prior to starting or running the engine, allow the sealant in the exhaust manifold joints to air dry for 24 hours.