10. - Maintenance and storage
GMD4410
73
KN045MGB G
Disc mower
Central gearbox
Before draining oil, operate the machine for a
few minutes so that the oil warms up.
The main gearbox is lubricated with 2.3 L (0.6 US gal) of extreme-pressure gear oil 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.
- Remove filler plug (1) and its seal.
- Place a container of sufficient capacity under drain
plug.
- Remove draining plug (2) and its seal.
- Allow oil to drain completely.
- Wait for dripping to stop.
- Clean and reinstall drain plug (2) and its washer.
Replace them if necessary.
- Pour the correct oil quantity and quality through the
opening of the filler plug (1).
2
1
Central gearbox oil level control:
• "MAX" level corresponds to mark (A) on the
dipstick.
• "MIN" level corresponds to mark (B) on the
dipstick.
- Reinstall dipstick plug (1).
B
A
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