SEAL AS-PISTON 5391752 - Caterpillar

Removal Procedure
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
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.Refer to Special Publication, NENG2500, "Caterpillar Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Caterpillar products.Dispose of all fluids according to local regulations and mandates.
Note: The turbocharger will be removed from right side of the engine only.
Illustration 1 g00768733
Remove two nuts (1) on the turbocharger supply line.
Remove bolt (3) from the clip that fastens the turbocharger supply line in position. Remove turbocharger supply line (2).
Illustration 2 g00768734
Remove two bolts (5) that fasten elbow (4) to the turbocharger. Remove tube (6).
Illustration 3 g00768735
Remove nut (7) from the fitting on the turbocharger.
Illustration 4 g00768736
Remove the nuts on each end of tube (8) and tube (9). Remove tube (8) and tube (9).
Remove four bolts (10) from the flange on the turbocharger compressor housing.
Illustration 5 g00768738
Remove four bolts (11) that fasten elbow (12) to the turbocharger compressor housing.
Illustration 6 g00772296
Remove bolts (13) that fasten the turbocharger turbine housing to the exhaust elbows.
Illustration 7 g00768739
Attach a suitable lifting device on turbocharger (15). Remove four bolts (14). Remove the turbocharger (15). The turbocharger must be lowered in order to remove the turbocharger from the engine. The turbocharger weighs approximately 82 kg (180 lb).
Illustration 8 g00768854
Remove seal (16) from the exhaust bellows.
Remove seal (17) from the exhaust elbow.
Illustration 9 g00768855
Remove O-ring seal (18) from the elbow for the aftercooler.
Remove O-ring seal (19) from the elbow for the turbocharger compressor housing.