Remove remaining CHRA from fixture taking care to
hold assembly, turbine wheel in place. Gently slide
bearing housing (4) off the assembly, turbine wheel (6).
It is permissible to tap the protruding turbine shaft
gently with a soft hammer if the split ring seal is stuck in
its bore.
The turbine end journal bearing and heat shield
disassemble from the core at this stage.
HX25/25W/27W Service Repair Manual Turbocharger Service and Overhaul
5:3
Remove journal bearing (11) and heat shield (38).
Carefully remove the split ring seal, turbine (13)
*
and
discard.
With bearing housing (4) on a flat clean surface, use
suitable circlip pliers to remove insert, retaining ring
(66).
It is practical to use free hand to contain disassembled
ring whilst releasing pliers.
Caution
Care should be taken not to score the assembly,
turbine wheel.
Warning
Always wear safety glasses when removing sealing
rings.
Warning
Always wear safety glasses when removing retaining
rings.
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