52
Cultivation tools
¾
Are coulters, harrows (wear items) and other
cultivation tools and optional equipment still
in a serviceable state?
¾
Do the coulters have sufficient pretension and
do they all rotate freely?
¾
Are the scrapers still in good condition and
correctly adjusted?
¾
Are packer rollers and packer bearings in
good order?
Fan
¾
Is the hydraulic fan connected to a pressure
free return flow?
¾
Is the PTO-shaft driven pump correctly
mounted?
¾
Are oil level and filter for the PTO-shaft driven
pump OK?
¾
Are fan and intake grill clean?
¾
Is the fan tightly mounted on the shaft?
¾
Are fan speed and drive pressure displayed
and not exceeded?
Pneumatic system
¾
Are tram line valves installed in the correct
seed lines for the tram lines?
¾
Has the tram line rhythm been adjusted and
do the wings operate?
¾
Are the seed lines for tram lines completely
closed and completely opened?
¾
Are the seed hoses free of sagging, water and
other deposits?
¾
Are all air lines between fan and coulters leak
tight and firmly connected?
¾
Are all openings on the hopper properly sealed?
¾
Does air flow uniformly out of all coulters?
¾
Has the air volume been set correctly on the
fan? Does the seed not bounce out of the
seed furrow, or does it remain in the pipes
and cause blockage?
¾
Is the air separator on the head free of block-
age and deposits?
¾
In twin-hopper design, is the air valve in the
distribution head in middle position?
Metering unit
¾
Are the sealing lips and the brush seals in the
metering unit still serviceable?
¾
In the case of small seed, has the cleaning
brush been installed and is it in order?
¾
In the case of large seed, has the scraper
been installed?
¾
Are all connections air tight and has the clear-
ing valve been closed firmly and leak free?
¾
Is seed coming out of all coulters?
¾
Are bridges forming in the hopper (particularly
with husky seed)?
¾
Is, especially in the case of small seed, the
correct seed quantity being distributed?
¾
Versionn with single hopper: is seed being
blown out through the grill?
When sowing, these checks must be
carried out at the start of work and,
in the case of larger fields, at regular
intervals during work!
