KUHN Merge Maxx 900, Operator'S Manual

Page: 85 / 114

Maintenance and storage
Merger
Merge Maxx 900
83
Step-up gearbox
From the working position:
- Adjust the height of the lift linkage until the gearbox is
horizontal.
- Place a container of sufficient capacity under drain
plug (1).
- Remove drain plug (1) and its washer.
- Unscrew filler plug extension (2).
- Allow oil to drain completely.
- Wait for dripping to stop.
- Clean and reinstall drain plug (1) and its washer.
Replace if necessary (Part no. 82102229).
- Pour the correct oil quantity and quality through the
opening of the filler plug.
- Clean and tighten the filler plug extension (2).
Before draining oil, operate the machine for a
few minutes so that the oil warms up.
The step-up gearbox is lubricated with 1.2 L (0.32 US gal) of SAE 80W90 oil.
When draining and refilling, it is recommended to use either a mineral base oil with viscosity grade SAE
80W90 and API grade GL5, or a synthetic base oil, type PAO (Poly-Alpha-Olefins) with a viscosity grade
equivalent to SAE 80W90.