KUHN GMD802 Series, Operator'S Manual

Page: 55 / 72

Maintenance and storage
Disc mower
GMD802
53
„
Central gearbox draining
- Remove filler plug (1).
- Place a container of sufficient capacity under drain
plug.
- Remove drain plug (2).
- Allow oil to drain completely.
- Wait for dripping to stop.
- Clean and reinstall drain plug (2). Replace it if
necessary.
- Pour the correct oil quantity and quality through the
opening of the filler plug (1).
- Check central gearbox oil level.
• The oil must reach the lower edge of the filling hole.
- Clean and reinstall filler plug (1) and its washer.
Replace if necessary.
Before draining oil, operate the machine for a
few minutes so that the oil warms up.
The angle gearbox is lubricated with 2.3 L (0.6 US gal) of SHELL SPIRAX A extreme-pressure oil for
mechanical transmissions with viscosity grade SAE 80W90 and API grade GL5.
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.