Operation Manual / 4 Product description / A150-M56/66/57/67 -
A155-M..
5 Operation and service / 5.2 Service work
© Copyright 2020 ABB. All rights reserved. HZTL4032_EN Rev.P March 2020
5.2.1 Service work every 25 … 50 hours
CAUTION
Unknown operational changes
Impairment to the degree of a possible operating failure can be the con-
sequence.
u Have any unknown causes clarified by an ABB Turbocharging Service Sta-
tion.
u Perform a visual control for air, exhaust gas, and oil leaks
u Record operating data and enter it in the engine logbook
u In case of deviations, determine the cause.
5.2.2 Service work at 100 hours after commissioning
u Clean or replace the oil filter located in the supply pipe to the turbocharger while the en-
gine is stopped.
5.2.3 Service work according to instructions of enginebuilder
u Clean or replace the oil filter located in the supply pipe to the turbocharger while the en-
gine is stopped.
5.2.4 Service work according to data on the rating plate
(Usually after 8000 … 16000 operating hours)
The rotor and bearing parts must be checked and assessed by an ABB Turbocharging Service
Station. The following work can be carried out as preparation.
u Remove turbocharger from engine, dismantle and measure clearance (see Dismantling
and fitting, general →66).
u Clean nozzle ring, turbine casing, compressor casing and diffuser, and check for cracks
and erosion/corrosion.
Page 34 / 171
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