KUHN GMD802 Series, Operator'S Manual

Page: 36 / 72

Disc mower
34
GMD802
Putting into service
Frame height and check chains.
- Tractor fitted with a hydraulic position control function:
• Lower the tractor lift linkage so that hitch pins are at
a distance H = 600 mm (2’) from the ground.
• Note the corresponding lever position in the tractor
cab.
Tractor not fitted with a hydraulic position control
function:
• Lower tractor lift linkage until hitch pins are at a
distance (H) slightly over 600 mm (2’) from the
ground.
• Insert hook (1) in check chain link corresponding to
the required frame height and lock using roll pin (2).
• Attach each check chain with its hook supplied with
the machine to one of the upper free holes at the
tractor's top link attachment clevis.
• Lower the machine until the check chain is under
tension.
The tractor lift linkage is in working position.
The height is correct when:
• The cutterbar is resting on the ground.
• The check chain is under tension.
• The distance H = 600 mm (2’).
• The 2 hitch pins are parallel to the ground.
It is not necessary to use the check chain
supplied with the machine.
Refer to the decal fitted on the machine to check
the distance between the hitch pins and the
ground.