23
Malfunction, cause and remedy
23.4
Malfunctions on the double knotter
350
BiG Pack 1270 XC
Original Operating Instructions 150000748_01_en
Malfunction:
The twine tears or shows signs of abrasion.
Possible cause
Remedy
If the twine tears directly next
to the knotter: Rough twine
guiding edges on the blade
lever.
Smooth the edges.
If the twine tears with a dis-
tance of 40-50 mm to the
knot: Rough twine guiding
edges.
Smooth the edges.
If the twine tears with a dis-
tance of 60–80 mm to the
knot: Rough or worn knotter
needle roll.
Smooth the edges.
Replace the worn knotter needle roll.
If the twine tears with a dis-
tance of 60–80 mm to the
knot: Rough rear side of the
twine pusher.
Smooth the edges.
If the twine tears with a dis-
tance of 800–1000 mm to the
knot: Rough twine guide
edges in the lower area of the
knotter needle.
Smooth the edges.
Malfunction:
The twine of the twine strand is tied to the immediately preceding bale.
Possible cause
Remedy
The twine has not been inser-
ted in the twine retainer be-
cause the distance between
the knotter needle and twine
driver is too great.
Check/change position of knotter needle,
The twine driver and twine re-
tainer do not form an opening
for receiving the twine.
Correct the position of the twine driver,
Replace the worn driver pinion.
Malfunction:
The twine tears inside the knot.
Possible cause
Remedy
Too much distance between
the scraper comb on the blade
lever and the back of the bill-
hook.
Align the blade lever with light hammer taps.
Not enough tension on twine
retainer.
Adjust the twine retainer,
Too high baling force.
Increase the baling force, .
23.4
Malfunctions on the double knotter
The most frequent knotter malfunctions are caused by minor problems that you can eliminate
yourself in most cases. The errors may often be found in twine quality, twine guide, twine
tension, position of the tying needles or twine pusher. The following illustrations of faults are
intended to help you recognise the causes of malfunctions.
