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 3500 ENGINES
DISASSEMBLY AND ASSEMBLY
TURBOCHARGERS (3508)
10.
Install seal rings (10) on spacer ( 11 ) so the
gaps in the rings are 180 apart.
11.
Install spacer ( 11) in backplate assembly (12)
with the chamfer end of the spacer toward the
cartridge housing.
12.
Make sure the oil passage in the cartridge
housing and the backplate assembly are in
alignment. Put the backplate assembly (12) in
position on the cartridge housing.
13.
Install the locks and bolts to hold backplate
assembly (12) to the cartridge housing. Tighten
the bolts to a torque of 10 + 1.1 Nm (90 + 10 lb.
in.) and bend the tabs of the locks on the bolts.
14.
Install tool (C) in tool (B). Put the turbine shaft in
position in tooling (C). Put 6V2055 High Vacuum
Grease in the groove for seal ring ( 14). Make
sure the grease fills the groove approximately
one half or more of the groove depth for the
complete circumference of the groove to help
make a carbon dam under the seal ring. Install
seal ring (14) and shroud (15) on turbine shaft
(13).
15.
Install the cartridge housing on the turbine shaft
while spacer (11) is held in position. Make sure
the seal ring on the turbine is fitted correctly in
the cartridge housing.
16.
Put compressor wheel (16) in position on the
turbine shaft.
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