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4.2.4
4.2.5
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Operation
Servicing work
Service work every 15000 hours
Inspection and assessment of the rotor and bearing parts as well as re-
placement 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 assess-
ment 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).
Operation Manual / TPL65VA10 / VA30
4
4.2
Page 43
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