C4.4 Industrial Engine Caterpillar

Note: For the correct procedure to install the turbochargers, refer to Disassembly and Assembly, "Turbocharger - Install".

Illustration 1	g02467657
Typical example

(1) Actuator

The test pressure for the wastegate actuator ... 100 kPa (14.5 psi)

The movement for the rod actuator ... 1 mm (0.0394 inch)

(2) Tighten the studs to the following torque. ... 11 N·m (97 lb in)

(3) Tighten the nuts to the following torque. ... 24 N·m (18 lb ft)

Illustration 2	g02467764
Typical example

(4) Tighten the studs to the following torque. ... 18 N·m (13 lb ft)

(5) Tighten the bolts to the following torque. ... 44 N·m (32 lb ft)

(6) Tighten the nuts to the following torque. ... 44 N·m (32 lb ft)

Illustration 3	g02467778
Typical example

(7) Tighten the bolt to the following torque. ... 22 N·m (16 lb ft)

(8) Tighten the bolts to the following torque. ... 9 N·m (80 lb in)

Illustration 4	g02467817
Typical example

(9) Tighten the nut to the following torque. ... (22 lb ft)

(10) ( 14) ( 15) Tighten the bolts to the following torque. ... 22 N·m (16 lb ft)

(11) ( 12) Tighten the bolt to the following torque. ... 18 N·m (13 lb ft)

(13) Tighten the bolt to the following torque. ... 40 N·m (29 lb ft)

Illustration 5	g02469656
Typical example

(16) Tighten the clamps to the following torque. ... 12 N·m (106 lb in)

(17) Tighten the clamps to the following torque. ... 6 N·m (53 lb in)

Illustration 6	g02469659
Typical example

(18) Tighten the bolts to the following torque. ... 22 N·m (16 lb ft)

(19) Tighten the bolt to the following torque. ... 15 N·m (11 lb ft)

Illustration 7	g02469676
Typical example

(20) Tighten the bolts to the following torque. ... 22 N·m (16 lb ft)

(21) Tighten the clamps to the following torque. ... 12 N·m (106 lb in)