Operation Manual / 4 Product description / A200-L9 Taking a turbocharger out of operation / 9.4 Procedure with two ormore installed turbochargers© Copyright 2018 ABB. All rights reserved. HZTL4036_EN Revision M August 20181. Remove screws (57005).2. Fit and tighten screws (57005) with high-temperature grease and washers (01) in accord-ance with the table.9.3.4 Continuing to operate the engineContinue to operate engine in accordance with enginebuilder's instructions. Do not exceedprescribed power reduction and maximum turbocharger speed.9.4 Procedure with two or more installedturbochargersCAUTIONSpeed limit of the turbochargerThe speed limit nBmax specified on the rating plate of the turbocharger mustnot be exceeded. Serious damage to engine or property can be caused byexcessive speeds.u Observe the speeds of the undamaged turbochargers.u Reduce the engine load if necessary.9.4.1 Blanking off the inlets and outletsThe chapter is only applicable for engines with several turbochargers and joint air and ex-haust gas receivers. The cover plates for the compressor casing outlet, gas inlet and gasoutlet are not included in the ABB scope of delivery.The following figure shows the positions where to fit the cover plates.Fig. 64: Position of cover platesu Stop the engine.Page 95 / 108
