C7.1 Industrial Engine Caterpillar


Turbocharger - Remove - First Stage Turbocharger

Usage:

C7.1 770

Removal Procedure


NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.



NOTICE

Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.

Dispose of all fluids according to local regulations and mandates.




    Illustration 1g02175961

  1. Loosen the hose clamp and disconnect hose assembly from air outlet (5) from turbocharger (4).

  2. Disconnect hose assembly (2) from the wastegate actuator.

  3. Remove bolt (8) from the clip for the tube assembly. Disconnect hose assembly (7) from the connection in the outlet of turbocharger (4).

  4. Loosen the allen head bolt on V-band clamp (3) and V-band clamp (9) from elbow (1). Remove the V-band clamps from the elbow.

    Note: If V-band clamp (3) and V-band clamp (9) remain tight on the flanges, apply releasing fluid on the V-band clamps. Lightly tap the bolts on the V-band clamps with a soft faced hammer in order to assist removal. Do not use a prybar in order to remove V-band clamps.

  5. Remove elbow (1) from turbocharger (4) and turbocharger (10).

    Note: Plug the open ports of the turbochargers.

  6. Loosen allen head bolt on V-band clamp (6) for air duct (13).

  7. Loosen hose clamp (11).

  8. Remove hose assembly (12), and V-band clamp (6), air duct (13) as an assembly from the outlet of turbocharger (10) and turbocharger (4).

    Note: Plug the open ports of the turbochargers.



    Illustration 2g02175962

  9. Remove banjo bolt (14) from tube assembly (15) for the oil feed for turbocharger (4).

    Note: Plug the port for the oil feed in the turbocharger and plug the tube assembly.

  10. Remove sealing washers (16).

  11. Remove bolts (18) from tube assembly (19).

  12. Disconnect tube assembly (19) from turbocharger (4) and remove gasket (17) (not shown).

    Note: Plug the drain tube assembly for the turbocharger. Plug the port on the turbocharger.



    Illustration 3g02175963

  13. Remove nuts (21) from turbocharger (4).

    Note: Ensure that the weight of the turbocharger is supported as the nuts are removed.

  14. Remove turbocharger (4) from exhaust manifold (20).

  15. Remove gasket (22).

  16. If necessary, remove studs (23) from turbocharger (4).

Caterpillar Information System:

C7.1 Industrial Engine Turbocharger - Install - First Stage Turbocharger
C7.1 Industrial Engine Throttle Valve (Intake Air) - Remove
C7.1 Industrial Engine Throttle Valve (Intake Air) - Install
C7.1 Industrial Engine Temperature Sensor (Cooled Exhaust Gas) - Remove and Install
C7.1 Industrial Engine Temperature Sensor (DPF) - Remove and Install - Temperature Sensor (DPF) and Flame Detection Sensor
C7.1 Industrial Engine Soot Antenna - Remove and Install
C7.1 Industrial Engine Rocker Shaft and Pushrod - Remove
C7.1 Industrial Engine Rocker Shaft and Pushrod - Install
C7.1 Industrial Engine Rocker Shaft - Disassemble
C7.1 Industrial Engine Rocker Shaft - Assemble
C7.1 Industrial Engine Relay (ARD Nozzle Heater) - Remove and Install - Clean Emissions Module
C7.1 Industrial Engine Refrigerant Compressor - Remove and Install
C7.1 Industrial Engine Turbocharger - Install - Second Stage Turbocharger
C7.1 Industrial Engine Turbocharger - Remove - Second Stage Turbocharger
C7.1 Industrial Engine Valve Mechanism Cover - Remove and Install
C7.1 Industrial Engine Vibration Damper and Pulley - Install
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C7.1 Industrial Engine Wastegate Solenoid - Remove and Install
C7.1 Industrial Engine Water Pump - Install
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C7.1 Industrial Engine Water Temperature Regulator - Remove and Install
C7.1 Industrial Engine Fuel Priming Pump - Remove and Install - Electric Fuel Lift Pump (EFLP)
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