3516B and 3516B High Displacement Engines for 994D and 994F Wheel Loaders Caterpillar

Air Inlet and Exhaust Lines

Usage:

994D 3TZ

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Illustration 1	g02608339

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Table 1
Specification for 156-6233 Turbocharger Air Lines Gp
Item	Qty	Part	Specification Description
1	16	6V-3917 O-Ring Seal	Lubricate the bore of the O-ring seal lightly with glycerine or with approved equivalent.
2	16	168-7800 Locknut	Before assembly, apply Loctite Nickel Anti Seize to the threads of the locknut.
2	16	168-7800 Locknut	Torque to 55 ± 10 N·m (41 ± 7 lb ft).
3	16	6V-5101 O-Ring Seal	Lubricate the bore of the O-ring seal lightly with glycerine or with approved equivalent.

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Illustration 2	g02608337

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Illustration 3	g02608338
Bolt Tightening Sequence

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Table 2
Specification for 156-6233 Turbocharger Air Lines Gp
Item	Qty	Part	Specification Description
4	4	7E-1397 Pipe Clamp	Before assembly, apply Loctite Nickel Anti Seize to the threads and washer face of the pipe clamp.
4	4	7E-1397 Pipe Clamp	Torque to 27 ± 3 N·m (239 ± 27 lb in).
5	4	6L-3005 Band Clamp	Use the following procedure in order to tighten the band clamp:
			1. Tighten the clamp to 9.5 ± 1.0 N·m (84.0 ± 9.0 lb in).
			2. Gently tap around the clamp.
			3. Again tighten the clamp to 9.5 ± 1.0 N·m (84.0 ± 9.0 lb in).
6	12	9F-2773 Bolt	Use the following procedure in order to tighten the bolts for aftercooler assembly:
			1. Assemble seals to the aftercooler core.
			2. Temporarily secure the bottom seal with tape. Do not use an adhesive, a silicone lubricant, or any other lubricant for retention of the seal.
			3. Assemble the aftercooler with the seals to the inlet manifold.
			4. Inspect the bottom seal in order to ensure that the seating is correct in the recess.
			5. Install the aftercooler cover.
			6. Inspect the upper seal in order to ensure that the seating is correct in the recess.
			7. Install the cover bolts and hand tighten the bolts.
			8. Tighten the bolts according to the numerical sequence to 24 N·m (18 lb ft). Refer to Illustration 3 for tightening sequence.
			9. Tighten the bolts again according to the numerical sequence to 47 N·m (35 lb ft).
			10. Remove the tape.
7	3	5P-8940 O-Ring Seal	Lubricate the bore of the O-ring seal lightly with glycerine or with approved equivalent.