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Operation Manual / 4 Product description / A100-L
9 Taking a turbocharger out of operation / 9.1 Possible emergency re-
pairs
9
Taking a turbocharger out of operation
9.1
Possible emergency repairs
CAUTION
Directives for taking out of operation
Serious damage to engine or property can be caused by non-compliance
with the directives for locking/blanking off the turbocharger on the engine.
Follow the directives of the enginebuilder.
u
Stop the engine
u
In the event of turbocharger damage, the turbocharger must be taken out of operation. In
order to ensure that the engine can continue operation as quickly as possible, proceed as
follows:
Close off oil supply to defective turbocharger
1 installed turbocharger
Dismantle filter silencer and lock rotor with locking
device
Engines with by-
Engines without bypass around
pass around the
the turbocharger
turbocharger
Open bypass
If the nozzle ring is removed (not
mandatory), a higher engine load
can be achieved.
Continue to operate engine in accordance with enginebuilder's instructions. Do not exceed pre-
scribed power reduction and maximum turbocharger speed
Table 43: Procedure for taking out of operation
9.2
Shutting off oil supply to defective turbocharger
WARNING
Danger of fire and explosion due to lubricating oil leaks
Leaking oil may ignite on hot surfaces. This can result in serious injuries to
personnel or fatal accidents.
Cordon off danger area.
u
Raise the alarm and, depending on the situation, stop the engine.
u
Seal the oil leak.
u
Soak up oil and dispose of in an environmentally compatible manner.
u
Wear safety gloves to protect against thermal hazards.
© Copyright 2017 ABB. All rights reserved.
2 or more installed turbochargers
Fit cover plates to compressor outlet, gas in-
let and gas outlet casing of defective tur-
bocharger
HZTL4034_EN
Revision K
June 2017
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