Operation Manual / A100-L
6 Operation and service / 6.2 Service work
© Copyright 2021 ABB. All rights reserved.
HZTL4034_EN
Rev.T
December 2021
To prevent machine damage caused by ageing and downtime, we recommend having an in-
spection carried out by an ABB Turbocharging Service Station no later than 5 years after the
last service.
6.2.1
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
Visual check for air, exhaust gas, water and oil leaks.
u
Record operating data and enter in the engine logbook.
u
In case of deviations, determine the cause.
6.2.2
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, in accordance with the instructions of the enginebuilder.
6.2.3
Service work on turbocharger every 18000 hours
It is recommended to have this service work and these checks carried out by an ABB Tur-
bocharging Service Station. Damaged and worn out parts must be replaced with original
ABB parts.
Take note of correct customer spare part set (see chapter
).
u
Remove and clean the filter silencer and check for damage.
u
Dismantle the wall insert.
u
Check axial clearance A.
u
Clean compressor wheel, diffuser, wall insert and compressor casing and check for dam-
age.
u
Check the nozzle ring, turbine diffuser and turbine blades for any possible contamination,
damage or wear using a borescope.
This checking can also be carried out after disassembling the gas inlet casing.
u
Fit the wall insert.
u
Install the filter silencer.
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