NA48/T Turbocharger

Supplemental information to the product safety warning ASB2013/02/18

Your turbocharger

NA48/T

work number

is not fully containment safe. Please follow the safety recommendations given in the ASB until an upgrade kit or alternative technical solution has been applied!

Important supplemental information

The following information summarizes the results of intensive investigations and testing to enable you to perform your own risk assessment related to your specific turbocharger type. This page will be updated regularly to supplement the information not yet available today; please visit this site again.

Further the table below provides an overview about feasible remedies to reduce or eliminate the risk of a loss of containment in the unlikely event of a rotor failure.

Type specific information* Last update of this information
Risk evaluation:
The figures to the right provide the individual risk value (risk of fatal injury) of engine crew member per turbocharger per year.
For turbochargers without any containment incident in the field, the average risk value of the corresponding series is used instead. The figure is provided in brackets.
(explanation)
Due to the age of turbocharger type no data available 15 May 2013
Turbocharger is containment safe without modifications up to the following rotating speed (explanation) Specific part load safety can’t be defined for this type of turbocharger 15 May 2013
Expected availability of an upgrade kit (example) Not available for this turbocharger type, please consider a retrofit 15 May 2013
Expected availability of an intermediate or alternative solution with shorter delivery time (examples) Not available for this type of turbocharger 15 May 2013
Retrofit (replacement by a new turbocharger model with higher efficiency) (further information) Possible, please contact our retrofit department for further details 15 May 2013
*Information/solution may not be available for specific variants

We would like to underline that based on our documented field experience turbochargers of type NA48/T are operating very reliably and do not have an increased general risk of a rotor failure. We hope that the information provided above helps you in handling the situation until an upgrade kit or alternative solution has been installed. Once again, we want to express our regret for the inconvenience related to our ASB. Thank you for your understanding and cooperation in this effort to assure optimal containment safety of your MAN turbochargers.

If you have any questions related to the containment safety of MAN turbochargers, please do not hesitate to contact us.

Contact

PrimeServ Turbocharger

Phone:
+49 821 322 3441
Fax:
+49 821 322 49 2830
E-Mail:
TC-ASB-Feedback@man-es.com