Krone Big Pack 1270, Original Operating Instructions, Page: 306 / 440

22 Repairs, maintenance and settings by technicians
22.1 Setting the knotter needles
306
BiG Pack 1270
Original Operating Instructions 150000747_02_en
For “single knotter” version
BP000-468
The upper dead point is reached if the knotter needles (4) protrude from the knotter at the
highest point just before the knotter needles (4) are retracted. In this position (I), the knotter
needles (4) must not touch the twine disc cleaners (2) of the twine drivers (3).
ü
A big bale is simulated, refer to page 311 .
„ Trigger the tying process manually with machine at standstill, refer to page 112 .
„
Turn the flywheel manually in working direction ( refer to page 54 ) until the knotter needles
(4) have reached their highest position ( upper dead point ), see position (I).
„ Apply flywheel brake refer to page 92 .
„
Check dimension (X) between the upper edge of the twine disc cleaner (2) to the centre of
the needle roll (1).
Æ If the dimension is Y=120-130 mm , the setting is correct.
Æ
If the dimension is not X=120-130 mm , the needle connecting rod must be shortened/
extended.
NOTICE! Damage to the machine! If the needle brake is not checked and if necessary
adjusted, after shortening/extending the needle connecting rod, the machine may be
damaged. Check and, if necessary, adjust the needle brake after shortening/extending
the needle connecting rod,
refer to page 309 .