
Instructions for work
Disc mower
GMD350 - 350-FF
49
- Open the suspension circuit valve.
Reduced or increased ground pressure
Adjustment
The mowing unit suspension is obtained by a hydro-
pneumatic accumulator.
By modifying the accumulator pressure, the mowing unit
ground pressure varies.
Ground pressure circuit valve:
- Valve open (a)
- Valve closed (b)
The maximum cutting height (L1 = 60 mm (2.4’’))
is obtained when the discs are parallel to the
ground.
The minimum cutting height must not be below
(L2 = 30 mm (1.1’’)).
Too low a cutting height can lead to:
-
Excessive disc and knife wear
.
- Crop being contaminated by soil.
- Delay in regrowth.
The machine hydraulic ground pressure
circuit is factory set without pressure.
See section:
- Coupling and uncoupling
• Pressurizing the hydraulic ground
pressure circuit
Summary of Contents for GMD350
Page 1: ...KN205AGB C OPERATOR S MANUAL Disc mower GMD350 350 FF KN205AGB C English 03 2010 ...
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Page 66: ...Disc mower 64 GMD350 350 FF Maintenance and storage The moving parts and pivot points ...
Page 93: ...Appendix Disc mower GMD350 350 FF 91 T Axle loads Tractor only ...
Page 95: ...Limited warranty Disc mower GMD350 350 FF 93 Limited warranty ...
Page 96: ...Disc mower 94 GMD350 350 FF Limited warranty ...
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