Operation Manual / TPS44-F.. - TPS61-F..
4 Operation / 4.2 Servicing work
© Copyright 2020 . All rights reserved. HZTL2412_EN Rev.G March 2020
4.2.3 Service work in accordance with instructions on
rating plate
(In general, after 8000 … 16000 hours of operation)
Rotor and bearing parts must be inspected and assessed by an ABB Tur-
bocharging Service Station. The following work can be carried in prepar-
ation.
u Remove cartridge group as described in chapter Disassembly and as-
sembly.
u Measure clearances.
u Clean turbine and compressor casings and check them for cracks and
erosion / corrosion.
u Clean bearing casing and blow air through oil ports / holes.
u Clean nozzle ring and check for cracks and erosion.
4.2.4 Entries in engine logbook
By monitoring the engine, conclusions can be drawn about the tur-
bocharger performance.
The following operating data and measured values must be entered reg-
ularly in the engine manufacturer's engine logbook:
¡ Engine performance and speed
¡ Air intake temperature
¡ Exhaust gas temperature in front of and behind the turbine
¡ Pressure of charge air
¡ Pressure drop in charge air cooler
¡ Lubricating oil pressure and lubricating oil temperature
If provided
¡ Air temperature behind compressor and charge air cooler
¡ Turbocharger speed
¡ Pressure loss in air filter
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