Operation Manual / TPL65VA32/33
Page 45
© Copyright 2015 ABB. All rights reserved.
September 2015 HZTL2464_EN Revision C
Service work every 15000 hours
Inspection and assessment of the rotor and bearing parts as well as
replacement of the variable turbine geometry module with a CPEX
variable turbine geometry module must be carried out by an ABB
Turbocharging Service Station.
It is recommended that the turbocharger is inspected once a year, but
at least after every 15000 operating hours.
Disassemble turbocharger
Clearance measurement
Clean the turbine and compressor wheels and inspect for damage
Clean the turbine and compressor casings and inspect for any cracks
and erosion or corrosion
Clean bearing casing and blow air through oil ports
Inspect and assess sealing air lines
Inspect and assess rotor and bearing parts
Have the variable turbine geometry module overhauled by ABB Turbo
Systems. ABB Turbocharging Service Stations have variable turbine
geometry modules replaced with overhauled ones as part of the CPEX
(Customer Part Exchange) programme.
Service work every 30000 hours
The replacement of bearing parts as well as the inspection and
assessment of the rotor must be carried out by an ABB Turbocharging
Service Station.
Disassemble turbocharger.
Measure clearances.
Clean the turbine and compressor wheels and inspect for damage.
Clean the turbine and compressor casings and inspect for any cracks
and erosion or corrosion.
Clean bearing casing and blow air through oil ports.
Inspect and assess rotor and bearing parts.
Replace bearings (original parts from ABB Turbo Systems).
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