MAN Energy Solutions Logo
  • EN

Service Letters

This is a collection of service letters published by MAN Energy Solutions, Copenhagen/Holeby, Denmark, covering both MAN B&W two-stroke and MAN four-stroke combustion engines.

Our service letters provide information on new engine developments and trends, service experience, important aspects of engine management and maintenance, and emissions requirements compliance and development, etc. 

Note that some service letters have documents attached (e.g. work cards, instructions, guidelines, specifications, etc.) that may subsequently have been updated after the release of the service letter. It is therefore recommended to check for the latest edition of such attachments.

Table of content

  • Service Letters, Two-stroke – Table of Content
    pdf, 301 KB
  • Service Letters, Four-stroke - Table of content
    pdf, 856 KB
  • Service Bulletin, Four-stroke Pielstick (available via mail request to primeserv.technical-france@man-es.com) – Table of content
    pdf, 532 KB

Download

  • sl2018-664
    pdf, 2381 KB
    Risk of breakage of cylinder liner lifting tool - In case of foreseeable misuse
  • sl2018-663
    pdf, 507 KB
    Cylinder and System Oils - MAN B&W Low-Speed Two-Stroke Engines
  • sl2018-662
    pdf, 554 KB
    Boll & Kirch Hydraulic Oil Filters for ME Engines
  • sl2018-661
    pdf, 2133 KB
    New Piston Ring Package (Replacement of SL2018-657/JNN)
  • sl2018-660
    pdf, 145 KB
    Issuing of Service Letters - By e-mail
  • sl2018-659
    pdf, 396 KB
    Cermet-Coated Piston Rings for Operation on Low-Sulphur Fuels (0.5% S or lower) Including LNG, LPG, methanol and ethane, replaces SL2017-633/JAP
  • sl2018-658
    pdf, 439 KB
    Safety Information, indicator valves
  • sl2017-655
    pdf, 575 KB
    Fees for Technical Assistance and Advisory Work - MAN PrimeServ, Copenhagen
  • sl2017-654
    pdf, 481 KB
    Crankshaft Torsional Vibration Damper
  • sl2017-653
    pdf, 2407 KB
    Accumulators - All Makes and Types - updated information
  • sl2017-652
    pdf, 3864 KB
    Safety Precautions - 30-98 bore engines
  • sl2017-651
    pdf, 625 KB
    Splash Guarding, Connections in the fuel oil and lubricating oil system (updating of SL2016-636/JWJ)
  • sl2017-646
    pdf, 963 KB
    Multiway Valve Overhaul Programme - FIVA, ELFI and ELVA
  • sl2017-644
    pdf, 5056 KB
    Overhaul Strategy ME/ME-C and ME-B Engines - ME specific components
  • sl2017-643
    pdf, 467 KB
    Guiding Overhaul Intervals - Updated Tables
  • sl2017-642
    pdf, 2414 KB
    Fees for Technical Assistance and Advisory Work
  • sl2017-641
    pdf, 933 KB
    Fuel Valve Adjustment
  • sl2017-640
    pdf, 2084 KB
    Heavy Fuel Oil Cleaning, Removal of abrasive particles
  • sl2017-639
    pdf, 207 KB
    New Design of High-Pressure Hydraulic Hoses, Personnel safety - protective tubing
  • sl2017-638
    pdf, 1530 KB
    Cleaning of Heavy Fuel Oil and Maximum 0.10% Sulphur Fuels
  • sl2017-637
    pdf, 599 KB
    Multi-Purpose Controllers, Termination of Reconditioning Programme
  • sl2016-636
    pdf, 246 KB
    Splash Guarding (Connections in the fuel oil and lubricating oil system)
  • sl2016-635
    pdf, 599 KB
    Fretting Marks on Connecting Rod Contact Surfaces
  • sl2016-633
    pdf, 1528 KB
    Hard-Coated Piston Rings for Operation on Ultra-Low Sulphur Fuel Including gas and liquefied gas
  • sl2016-632
    pdf, 1951 KB
    Alpha Lubricator - Service Experience
  • sl2016-631
    pdf, 1211 KB
    Performance Test of the Pilot Operated Check Valves (POCVs) Updating of SL13-575/BTT
  • sl2016-630
    pdf, 185 KB
    Change-over to EAL in Propeller Servo Systems (Replacement of SL13-580/BTT)
  • sl2016-629
    pdf, 254 KB
    Temperature Range for Propeller
  • sl2016-628
    pdf, 1261 KB
    Fuel Injection Valve Condition
  • sl2016-627
    pdf, 1545 KB
    Tightening of Roller Guide Housing - GenSet

All data provided on this site is for information purposes only, explicitly non-binding and subject to changes without further notice.

Unless otherwise stated, the copyright and any other rights in the contents of the Service Letters available through our website, including any images and text, are owned by MAN Energy Solutions.

For the avoidance of doubt, you must not adapt, edit, change, transform, publish, republish, distribute, redistribute or show in public the Service Letters (in any form or media) without the prior written consent of MAN Energy Solutions.

Permission is granted to:

1) download, display or print material for personal use or use within an individual organisation and for a non- commercial purpose;

2) create links to these pages;

3) reproduce short extracts provided the source is stated. 

 

Requests for further authorisation regarding proposed usage of the information provided should be addressed to: 

MAN Energy Solutions
Teglholmsgade 41
2450 Copenhagen SV
or by email to jacob.bonelli@man-es.com

Requests of the S.E.M.T. Pielstick Service Bulletin should be addressed to: 

 

MAN Energy Solutions France
Attention: Technical Assistance MAN PrimeServ
Avenue de Chatonay , Porte 7
BP 427
44615 Saint-Nazaire Cedex
France
or by email to primeserv.technical-france@man-es.com

Navigate decarbonization of vessels in Service

Watch our ExpertTalk about how MAN´s cutting-edge solutions can support the improvement of your vessels´ current CII (Carbon Intensity Indicator) rating.

Key topics to explore:

  • Latest news on CII regulations to understand the impact of CII requirements on your operations. 
  • Explore our two-strokes and four-strokes solutions to increase your vessel´s current rating.
  • Discover powerful retrofit propulsion and propeller optimizations solutions. 
  • Learn about practical cases and actionable steps for decarbonizing your vessels.

Go to recording