Procedure With Two Or More Installed Turbochargers - ABB HT564586 Operation Manual

Operation Manual / 4 Product description / A100-L
9 Taking a turbocharger out of operation
9.4

Procedure with two or more installed turbochargers

Speed limit of the turbocharger
The speed limit n
not be exceeded. Serious damage to engine or property can be caused by
CAUTION
excessive speeds.
Observe the speeds of the undamaged turbochargers.

Reduce the engine load if necessary.

9.4.1 Blanking off the inlets and outlets
The chapter is only applicable for engines with several turbochargers and joint air and exhaust
gas receivers.
Close the lubricating oil supply to the turbocharger.

Blank off flange from compressor casing outlet, gas inlet and gas outlet by the installation

of cover plates.
Observe specifications from enginebuilder.

9.4.2 Continuing to operate the engine
Continue to operate engine in accordance with enginebuilder's instructions. Do not exceed
prescribed power reduction and maximum turbocharger speed.
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specified on the rating plate of the turbocharger must
Bmax
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Revision F June 2016