ABB TPS44 Series Operation Manual page 40

Operation Manual / TPS44-F.. - TPS61-F..
4 Operation / 4.2 Servicing work
4.2.3 Service work in accordance with instructions on
4.2.4 Entries in engine logbook
If provided
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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.
Remove cartridge group as described in chapter Disassembly and as-
u
sembly.
Measure clearances.
u
Clean turbine and compressor casings and check them for cracks and
u
erosion / corrosion.
Clean bearing casing and blow air through oil ports / holes.
u
Clean nozzle ring and check for cracks and erosion.
u
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
¡
Air temperature behind compressor and charge air cooler
¡
Turbocharger speed
¡
Pressure loss in air filter
HZTL2412_EN Rev.G March 2020