C13, C15, and C18 Tier 4 Final Engines Caterpillar

Exhaust Combustion (ARD)

Usage:

826K 232

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Illustration 1	g03534597

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Table 1
Specification for 418-4590 Exhaust Combustion and Mounting Gp
Item	Qty	Part	Specification Description
1	4	199-2267 Bolt	Before assembly, lubricate the threads and the bearing surfaces with Loctite Nickel Anti-Seize.
2	2	5C-2537 Bolt	Before assembly, lubricate the threads and the bearing surfaces with Loctite Nickel Anti-Seize.
3	2	348-3426 Bolt	Before assembly, lubricate the threads and the bearing surfaces with Loctite Nickel Anti-Seize.

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Illustration 2	g03534598
355-0883 Exhaust Combustion Gp

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Table 2
Item	Qty	Part	Specification Description
4	6	293-4967 Taperlock Stud	Before assembly, lubricate the threads and the bearing surfaces with Loctite C5A Copper Anti-Seize. Torque to 17 ± 2 N·m (150 ± 18 lb in).
5	6	291-5204 Locknut	Use the following procedure to tighten the locknuts: 1. Tighten the locknuts to 23 ± 3 N·m (204 ± 27 lb in) in crisscross pattern in the order as shown in Illustration 2. 2. Tighten the locknuts to 28 ± 3 N·m (248 ± 27 lb in) in crisscross pattern in the order as shown in Illustration 2. 3. Re- tighten the locknuts to 28 ± 3 N·m (248 ± 27 lb in) in crisscross pattern in the order as shown in Illustration 2.
6	1	295-3099 Spark Plug	Torque to 57.4 ± 4.0 N·m (42.3 ± 2.9 lb ft).

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Illustration 3	g03534599
433-3675 Combustion Head Gp

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Table 3
Item	Qty	Part	Specification Description
7	2	342-1471 Connector	Torque to 30 ± 2 N·m (266 ± 18 lb in). Final torque of 30 ± 2 N·m (266 ± 18 lb in) must occur within the angle rotation of 16 to 43 degrees from a pretorque level of 10 N·m (89 lb in).
8	1	353-3311 Filter Adapter	Torque to 60 ± 6 N·m (44 ± 4 lb ft).
9	3	344-7833 Bolt	Use the following procedure to tighten the bolts: 1. Torque to 3.3 ± 0.5 N·m (29.2 ± 4.4 lb in) and then rotate the fastener to angle of 45 ± 3 degrees. 2. Torque to 5.5 N·m (48.7 lb in) for torque-turn method. 3. Torque to 7.3 ± 1.0 N·m (64.6 ± 8.9 lb in) for torque method.
10	1	342-1466 O-Ring Seal	Before assembly, lubricate the seal with clean oil.
11	1	342-1467 O-Ring Seal	Before assembly, lubricate the seal with clean oil.
12	1	342-1468 O-Ring Seal	Before assembly, lubricate the seal with clean oil.
13	2	8T-9405 Bolt	Torque to 2.65 ± 0.25 N·m (23.45 ± 2.21 lb in).

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