AXLE/GEARBOX OVERHAUL PROCEDURE

Machine model on which the axle operates
Working hours
Machine operating conditions (e.g. asphalt, rough terrain, slopes, operating distance range, etc.)
Hydraulic oil type
Problem detected
Previous repairs if any

Preliminary axle/gearbox analysis at sight, including a phoyographic documentation

Missing parts at equipment acceptance inspection
Wear / break inspection on external parts (e.g. studs, wheel hub, coupling flanges)

Oil drain and debris check by magnetised drain caps
Braking system efficiency check by pressurising the negative brake and pedal brake systems
Steering cylinder efficiency check by pressurising both cylinder ends.
Check of gear engaging system of the gearbox
Axle/gearbox disassembly
- Wear components integrity check (brake disks, differential blocking disks, bearings, springs and washers)
- Integrity check on gears, sleeves and drive shafts
- Functioning check on sensors
Component cleaning by washing tank and pressure washer
Axle/gearbox cases check to identify possible cracks or excessive wear
Offer formulation
Technical report draft to be shared with the client including
- General information on the axle/gearbox
- Photographic documentation on the problem and its possible causes
- Repair/overhaul operations to be performed
Repair/overhaul quotation and technical report are sent to the client for acceptance
Repair/overhaul operations are performed according to the Dana standards
Testing
- We have 2 test benches available, one electrical for small axles and gearboxes and one hydraulic for bigger capacity axles
- Testing is performed at different heating conditions, and we are able to simulate perfectly the operating conditions of the axle/gearbox on the machine
Painting and preparation for shipment