Operation Manual / TPR56-F + TPR61-F1 Preliminary remarks / 1.8 Contact information© Copyright 2018 . All rights reserved. HZTL2490_EN Revision D May 20181.7.1 Explanation of the rating plateThe recommended replacement intervals and the corresponding opera-tional limits are jointly defined with the engine manufacturer. This in-formation is specific to the system.Operation above the indicated values nBmax, tBmax can considerably shortenthe recommended replacement intervals. In such cases, we recommend thatyou contact the nearest official ABB Turbocharging service station.nMmaxand tMmax normally apply only when running at overload (110%) duringtrials on the engine test bed. Operation above nMmax and tMmax is not permit-ted.Non-observance of the recommended replacement intervals increases therisk of unpredictable component failures.1.7.2 Positions of the rating platesA rating plate is attached to the turbocharger foot, one on the left andone on the right. On turbochargers with insulation from ABB, at least oneadditional rating plate is attached to the insulation of the gas outlet cas-ing.1.8 Contact informationContact information for the official service stations of ABB Turbo Sys-tems is available online.u Scan the QR code to access our website.ABB Turbo Systems LtdBruggerstrasse 71aCH-5401 BadenSwitzerlandwww.abb.com/turbochargingPage 13 / 79