Reassembly - Yanmar 6LPA-STP2 Service Manual

Turbocharger
12/05
Figure 9-8
(1)
Figure 9-8
1 – Seal Plate
Seal Rings
Seal rings (Figure 9-2, (4, 6)) should not be
re-used. Replace the seal rings during reassembly.
Fasteners and Other Components
Inspect all fasteners and related components in
addition to components listed. Inspect for damage,
corrosion and replace any component or fastener
as necessary. NOTICE: ALWAYS replace the M4
and M8 TORX T screw bolt (Figure 9-2, (54)) and
(Figure 9-2, (53)) during reassembly.
6LPA Service Manual
H
0005248
© 2007 Yanmar Marine International

Reassembly

Component Identification (RHE6W
Turbocharger)
Obtain general tools, special tools, liquid gasket
(Three Bond No. 1207) and LOCTITE No. 242
before reassembling the turbocharger.
NOTICE: Always replace the following parts with
new ones.
• Turbine side seal ring (Figure 9-2, (6)) (1 pc.)
• Compressor side seal ring (Figure 9-2, (4))
(1 pc.)
• M4 pan head small screw (Figure 9-2, (53))
(3 pcs.)
• M8 pan head small screw (Figure 9-2, (54))
(4 pcs).
1. Install the retaining rings (Figure 9-2, (52)) to
the bearing housing (Figure 9-2, (51)) using
retaining ring pliers.
2. Install the turbine side floating bearing
(Figure 9-2, (21)) to the bearing housing
(Figure 9-2, (51)).
3. Install the turbine side retaining ring
(Figure 9-2, (52)) to the bearing housing
(Figure 9-2, (51)) using retaining ring pliers.
4. Install the compressor side floating bearing
(Figure 9-2, (21)) to the bearing housing
(Figure 9-2, (51)).
Note: The rounded surface of the retaining ring
is installed facing the bearing. Apply
engine oil to the floating bearing before
reassembly.
5. Fit the seal ring (Figure 9-2, (6)) onto the
turbine shaft (Figure 9-2, (1)).
6. Install the thermal insulation plate
(Figure 9-2, (42)) to the bearing housing
(Figure 9-2, (51)) on the turbine side.
TURBOCHARGER
9-17