Inspection and repair on JAHNEL-KESTERMANN GD-A1S710 gearbox

This client from Belgium came to us with this JAHNEL-KESTERMANN GD-A1S710. We inspected the gearbox and performed a repair. After a succesful testrun we shipped the gearbox back to the client.

Scope of work:
- Dismantling of the generator gearbox
- Inspection and measuring of the generator gearbox
- Reporting
- Assembly and revision according to revision inspection report
- Measuring during assembly
- Test run of the gearbox
Recommendations

Tooth and bearing clearances, are within reasonable limits.

- To have a GBS representative on board when performing a test run on the generator gearbox without load when the alignment is adjusted. (if requested measure flow and check the cooler)
- To have a GBS representative present when starting up the generator gearbox to witness when the gearbox is running under load. (temperatures, noise, vibrations if requested, and Dykem red on the gears)
- To follow up the maintenance book of Ja&Ke
- To perform an alignment check on the output shaft when on board to witness the test run under load
- To check the oil flow through the bearings that have a high temperature to see if the lubrication is sufficient.