Mitsubishi 3000GT 1991, Service Manual

Page: 335 / 1146

INTAKE AND EXHAUST
Turbocharger
INSPECTION
TURBOCHARGER
Manually open and close the waste gate valve to make sure
it operates freely.
Inspect the oil passage in the cartridge for signs of deposits
or blockage.
(3) Clean the inlet section of the compressor cover with a rag.
Inspect it for signs of contact with the compressor turbine.
If worn, replace it.
O-ring
3
0 6 2
Chamfered
.
cover
NO070
SERVICE POINTS OF REASSEMBLY
7. INSTALLATION OF O-RING
Coat the inner surface of a new O-ring with a thin film of
engine oil, and set it in the groove of the cartridge
assembly.
Caution
Be careful not to damage the O-ring while installing it
as oil leakage could result.
6. INSTALLATION OF CARTRIDGE ASSEMBLY
Coat the outer circumference of the cartridge assembly
O-ring with a thin film of engine oil.
(2) Install the cartridge assembly on the compressor cover
by aligning the dowel pin.
Caution
When installing the cartridge assembly on the
compressor cover, be careful not to damage the
compressor wheel blades.
5. INSTALLATION OF SNAP RING
Place the cartridge assembly with the compressor cover
faced down and install the snap ring.
Caution
Install the snap ring with the tapered side of its outside
diameter up.
TSB Revision
4. INSTALLATION OF TURBINE HOUSING
Install the compressor cover and cartridge assembly on the
turbine housing with the dowel pin in alignment.
Caution
1. Be careful not to damage the blades of the turbine
wheel.
2. Be careful to install the turbine housing in the
correct direction.