ABB HT574576 Operation Manual page 103

If provided
Disassembly of diffuser
TPS..-F33
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Disassembly and assembly
Disassembling and assembling
turbocharger
Withdraw nozzle ring (56001) using two extraction devices (90070)
τ
and withdraw bottom part of service support (90012).
Remove C-ring (51105).
τ
Mount the cartridge group on the service support (90012) and bolt
τ
it down firmly.
Loosen screw (42008) and remove diffuser (79000) complete with
τ
O-ring (42012).
Measure the axial and radial clearances (see the section Axial and
τ
radial clearances).
Operation Manual / TPS44-F.. - TPS61-F..
8
8.3 Page 101