Service letter

This Service Letter describes the benefits of the HJ non-return injection valves compared to standard non-return injection valve. With HJ non-return injection valves optimum design and quality is ensured. Read more

Lacquering occurs on areas of the cylinder wall, which at a previous point has been exposed to additional corrosive wear causing the area to be slightly retracted from the running surface which is in contact with the piston rings. Read more here. Read more

NOVEMBER 2019 This service letter contains information about HJ Marine PC running Windows 10. The purpose of this Service Letter is to help customers who are experiencing problems with their marine pc. Please contact our After Sales department for further information and scheduling a visit by our engineer. T: +45 9857 1911 E: technicalsupportPLEASE GO… Read more

OCTOBER 2016 Relevant for users of HJ SIP valves The purpose of this Service Letter is to guide the user in optimizing the cylinder oil feed rate, so the full saving potential and better cylinder condition made possible by the Hans Jensen’s Swirl Injection Principle (HJ SIP) valves can be realized. Please contact our After… Read more