KUHN HR 4004 D, Operator'S Manual

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Putting into service
Power harrows
HR4004D - 4504D
29
Parallelism of lower linkage arms
Adjust tractor lift rods so that lower linkage arms are at
equal height from ground.
Coupling the machine
- Remove the lower hitch pins.
- Position lower links in accordance with tractor
attachment category.
• Category 2 linkage (a) (Position only to be used on
exceptional occasions)
L = 825 mm (2’8’’) (approximately).
• Category 3 linkage (b)
L = 825 mm (2’8’’) (approximately).
- Position ball joints of tractor lower links in line with
holes of machine lower yokes.
- Insert lower hitch pins and secure them with lynch
pins.
This position must be used when the power
harrow is used in combination with a seed
drill.