SHEET AS-SOUND SUPPRESSION 2561853 - Caterpillar

Disassembly Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 9S-6363 Holding Fixture 1
B 9S-6343 Fixture Assembly 1
C 1P-1861 Retaining Ring Pliers 1
D FT-0745 Modified Pliers 1 Start By:
Remove the turbocharger.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g00993280
Place the turbocharger in position on Tooling (A).
Place marks on the housings and the cartridge for correct installation and alignment at assembly.
Remove clamp (2) and compressor housing (1).
Illustration 2 g00993281
Remove clamp (4) and cartridge assembly (3) from the turbine housing.
Remove the O-ring seal from the compressor side of the cartridge assembly.
Illustration 3 g00993282
Place the turbine wheel assembly in position on Tooling (B). Note: When you loosen the nut, do not place a side force on the shaft.
Remove the nut and compressor wheel (5) from the wheel shaft.
Illustration 4 g00993283
Remove turbine shaft (7) and shroud (6) from the cartridge assembly.
Illustration 5 g00993284
Remove seal ring (8) from turbine shaft (7).
Illustration 6 g00993285
Use Tooling (C) in order to remove retaining ring (9) that holds insert (10).
Illustration 7 g00993286
Use two screwdrivers in order to remove insert (10) from cartridge assembly (3).
Illustration 8 g00993287
Push sleeve (11) out of insert (10). Remove O-ring seal (12) from insert (10).
Illustration 9 g00993288
Remove two seal rings (13) from sleeve (11).
Illustration 10 g00993289
Use Tooling (D) in order to remove retaining rings (18) and (19). Remove deflector (17), ring (21), sleeve (16), bearing (20), ring (15), retaining ring (19), bearing (14), and retaining ring (18). Note: Check the oil hole in bearing (20). If the oil hole is not open this will cause bearing failure.
Illustration 11 g00993290
Turn over the housing and use Tooling (D) in order to remove retaining rings (23) and (24). Remove retaining ring (23), sleeve (25), bearing (22), and retaining ring (24).
Check all the parts of the turbocharger for damage. If the parts have damage, use new parts for replacement.