KUHN GMD 55, Assembly & Operators Manual

Page: 38 / 44

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SERVICE ADJUSTMENT CHART
Vibration Crop divider cap missing Replace cap immediately
(photo 36, page 24)
Cutterbar not floating Main frame setting incorrect Adjust main frame as described
on page 23
Cutterbar pivot points binding Clean and lubricate pivot points
Machine breaking back too Insufficient tension on Tighten breakaway spring (page 23)
easily breakaway spring
Difficulty in obtaining correct Lack of adjustment on top Reposition pivot bolt in top link
angle on cutterbar link (page 24)
Poor division between cut and Tangled and down crops Check swathboard retaining spring
uncut crop tension (page 29)
Uneven stubble Too much tilt on cutterbar Reduce tilt
Low PTO speed Run PTO at 540 rpm
Excessive forward speed Reduce forward speed
Knives dull or broken Install new knives
Stubble too long Incorrect angle on cutterbar Change cutterbar angle (page 24)
Swath too wide Very heavy crop Fit longer outer swath board or/and
inner swath board assembly (see
optional equipment)
Soil built up in front of Very wet conditions Adjust main frame height by shorten-
cutterbar ?Machine insuffisamment ing chain as necessary (page 23)
allégée?
Excessive wear on blades Working in difficult conditions Fit set of reinforced discs and knives
and discs (see optional equipment)
PROBLEM CAUSE REMEDY