Propulsion services

Maintenance & service

Bow thrusters, Stern thrusters & Azimuth thrusters

Shaftline Propulsion


Maintenance and Service

RM Propulsion gives high priority to provide its clients the best service there is. Our services engineers, are selected for their excellent skills and competences. Quality and efficiency are guaranteed, because our service engineers are all high level trained for the best services and maintenance. We provide services all over the World.

Our services include:

  • Complete general overhaul 5/ 10 years,
  • Predocking inspections,
  • Check of Maintenance & Operating history,
  • Advise about necessary spare parts,
  • 1 year warranty on our service.


We keep your interests first!


We are able to service:

  • Rolls-Royce®,
  • Kamewa®,
  • Wärtsilä®/ Lips®,
  • Nakashima®,
  • Kawasaki®,
  • Brunvoll®,
  • Suzuki®.

Bow thrusters,  Stern thrusters & Azimuth Thrusters

We can provide the following services for Bow thrusters, Stern thrusters & Azimuth thrusters:

Bow thrusters/ Stern thrusters:


  • Backlash and tooth pattern verification,
  • Trust bearing clearance verification om pinion and propeller shaft,
  • Propeller blades seals exchange,
  • Propeller shaft seals exchange,
  • Functional test.

General overhaul:

  • Current state check,
  • Thruster disassembling,
  • Thruster parts check, measure parts,
  • Machining,
  • Assembling,
  • Backlash and pattern adjustments,
  • Pressure test.

Azimuth Thrusters:

Inspection on the water:

  • Backlash and tooth pattern verification – upper part,
  • Trust bearing clearance verification on horizontal shaft – upper part.

Inspection in the dock:

  • Backlash and tooth pattern verification – upper/lower part,
  • Proppeler blades seals exchange,
  • Propeller shaft seals exchange,
  • Support bearing clearance verification on steering tube,
  • Pressure test on intermediate section.

General overhaul:

  • Azimuth thruster removal from the vessel,
  • Disassembly,
  • Parts verification,
  • Machining,
  • Backlash and pattern adjustments,
  • Azimuth thruster installation on board,
  • Pressure test.


All our services come with a detailed service report.

Shaftline propulsion FP/ CPP & OD Box

We can provide the following services:



  • Dismantling and assembling of propeller,
  • CPP hubs inspection and maintenance,
  • Crank discs, sliding and piston rod dismantling, inspection, measurements and reconditioning,
  • Technical advice and support.


Tail shaft line:

  • Withdraw of the propeller shaft,
  • Aft and forward propeller shaft seal exchange,
  • OD-Box overhaul,
  • SKF Coupling disconnecting and assembling.