KUHN GA 3501 Super, Assembly & Operators Manual

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Crop thrown sideways at the Swath screen is set too much Set swath screen forwards
front of the swath screen to the rear (see page 20)
Crop thrown sideways from Swath screen is set too high Lower swath screen (see page 20)
underneath the swath screen
Machine is laterally unstable Untighten catch spring (R) (fig. 28)
The tractor wheels run over Tractor with wide wheel track Attach the rake with hitching frame
the swath when machine is (H) supplied by inserting hitch bar
front mounted (K) through hole (O’) (fig. 14) which
shifts the unit off centre
The torque limiter releases Excessive load placed on the Slightly increase rotor height
too frequently tine arms using crank (M) (fig. 24)
Reduce forward speed
The undercarriage is slow Undercarriage pivoting axis is Grease pivot point between
to align in the rake’s working tight undercarriage vertical shaft and
direction the rotor hub
Apply grease on excentric (S)
(fig. 28)
Insufficient load on the rear Tension catch spring (R)
caster wheel of the under- (fig. 28)
carriage
The original tractor A-frame The latch is unable to engage Adjust stop (3) (fig. 13)
does not engage in the mating in its housing
GA frame
Excessive rotor vibrations The rotor speed is too high Check whether the reversible
two speed gearbox is not adjusted
for 540 rpm drive and the machine
driven at 1000 rpm
Interference between tines Excessive rotor pivot angle Adjust stop screw located inside
and chassis when working on the rear box section of the
very undulating terrain chassis to limit rotor pivot angle
Symptom Reason Remedy