Malfunctions When Stopping; Table 24: Malfunctions When Stopping - Runout Noises; Table 25: Malfunctions When Stopping - Runout Time Too Short - ABB HT569038 Operation Manual

Operation Manual / 4 Product description / A130-H.. - A140-H
7 Eliminating malfunctions / 7.4 Malfunctions when stopping
7.4

Malfunctions when stopping

Runout noises
Possible causes
Turbochar- Turbocharger contaminated Clean (see chapter
ger
Bearing damaged
Rotor rubbing
Foreign object in the tur-
bocharger
Table 24: Malfunctions when stopping – Runout noises
Runout time too short
The runout time must be noted down as a reference. Because the runout time depends on
the oil viscosity, the runout time must always be measured at the same oil temperature.
If the runout time is significantly shorter in comparison to a previous measurement, the fol-
lowing table must be observed.
Possible causes
Turbochar- Turbocharger contaminated Clean (see chapter
ger
Bearing damaged
Rotor rubbing
Foreign object in the tur-
bocharger
Table 25: Malfunctions when stopping – Runout time too short
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Remedy
Periodic maintenance work
→39)
Check clearances (see chapter
and radial clearance B
outside the tolerance or if in doubt, contact an
ABB Turbocharging Service Station.
Check clearances (see chapter
N and R →78). If clearances are outside the tol-
erance or if in doubt, contact an ABB Turbochar-
ging Service Station.
Dismantle turbocharger (see chapter
ling and fitting →56). In case of damage, re-
place the corresponding parts or contact an ABB
Turbocharging Service Station.
Remedy
Periodic maintenance work
→39)
Check clearances (see chapter
and radial clearance B
outside the tolerance or if in doubt, contact an
ABB Turbocharging Service Station.
Check clearances (see chapter
N and R →78). If clearances are outside the tol-
erance or if in doubt, contact an ABB Turbochar-
ging Service Station.
Dismantle turbocharger (see chapter
ling and fitting →56). In case of damage, re-
place the corresponding parts or contact an ABB
Turbocharging Service Station.
HZTL4030_EN
Axial clearance A
→71). If clearances are
Radial clearances
Dismant-
Axial clearance A
→71). If clearances are
Radial clearances
Dismant-
Revision D May 2017