Operation Manual / TPL85-B14/-B15/-B16
-term turbocharger shut-down
© Copyright 2016 ABB. All righ
May 2016 HZTL2491_EN Revision B
Attention must be paid to the version / design of the compressor wheel
”
” for locking the rotor. The version / design is engraved in the com-
pressor wheel near the holes for the balancing screws.
Various intermediate rings are provided with the locking device for differ-
ent compressor wheels.
If overheated, components of the turbocharger can be damaged.
If gas inlet cannot be closed off, connect and switch on lubricating oil
supply without fail during engine operation with locked turbocharger.
(See section
Further information about operation with locked rotor on
2-stroke engines
.)
Shut off oil supply in event of lubricating oil leaking from turbo-
charger.
Serious damage to machines and property can result from excessive
vibration and unbalance values that are too high.
Remove a locked rotor after repairing a turbocharger and check it for
unbalance.
Unscrewed balancing screws must
An exception is a test rig run up to maximum 25% engine load on new
engines with one or several turbochargers. As, in these cases, operation
with a locked rotor is only brief and the loads are low, subsequent removal
of the rotor is
necessary (if no balancing screws have been unscrewed).
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