NUT 3J9449 - Caterpillar

Illustration 1 g01226340
Typical example of turbocharger with a wastegate
Illustration 2 g01226342
Typical example of turbocharger without a wastegate (2) Exhaust inlet (3) Exhaust outlet (4) Air inlet (1) StudApply 4C-5598 Anti-Seize Compound to the studs.The 136-0613 Turbocharger Gp and the 199-6064 Turbocharger Gp are secured to the exhaust manifold with the 3E-8017 Locknut . Tighten the 3E-8017 Locknut to the following torque. ... 54 5 N m (40 4 lb ft)Note: The 3E-8017 Locknut has a special thread form that is identifiable from a standard thread. This thread form is called a Spiralock thread. (5) WastegateOpening pressure of the wastegate ... 155.14 kPa (23 psi)Use the following procedure to install the band clamps to hold the cartridge to the compressor housing:
Tighten the compressor clamps to a torque of 10.17 0.7 N m (90 6 lb in).
Tap lightly around the circumference of the clamp.
Tighten the clamps again. Tighten the clamps to a torque of 10.17 0.7 N m (90 6 lb in).
Tighten the bolts for the compressor clamp to a torque of 13.6 1.1 N m (120 10 lb in).
Tighten the bolts for the outlet plate to a torque of 21.6 1.1 N m (190 10 lb in).Note: Put clean engine oil in the oil inlet of the turbocharger after assembly or before installation. This will provide lubrication during start-up and during storage.