Taking Defective Turbochargers Out Of Operation; Table 47: Bypass Procedure - ABB HT844414 Operation Manual

Operation Manual / 4 Product description / A100-L
9 Taking a turbocharger out of operation / 9.2 Taking defective tur-
bochargers out of operation
CAUTION
Machine damage due to overheating
Serious damage to engine or property can be caused by the overheating of
intact turbocharger components.
If there is a lubricating oil leak on the turbocharger, stop the oil supply.
u
9.2

Taking defective turbochargers out of operation

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, observe the
following instructions.
9.2.1 Procedure with one turbocharger installed per engine
Stop the engine.
u
Close off oil supply to defective turbocharger.
u
Dismantle filter silencer (see chapter
u
Lock rotor with locking device (see chapter Locking the rotor)
u
Version
With bypass
Without bypass
Table 47: Bypass procedure
Continue to operate engine in accordance with enginebuilder's instructions. Observe the
u
prescribed power reduction.
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Dismantling the filter silencer
Procedure
Open bypass
(see chapter Engines with bypass around the turbocharger
If necessary, remove the nozzle ring
(see chapter Engines without bypass around the turbocharger
→96)
HZTL4034_EN
→58).
→95)
Revision N November 2018