Multiva Cerex 300 Comfort, Operation And Maintenance Manual

Page: 175 / 187

8.2. Troubleshooting of the seed drill
Table. 8.2. - 19. Troubleshooting of the seed drill
Problem Cause Measures
The quantity of seed
or fertiliser fed by
the machine is
higher than
indicated by the
calibration test.
1. The bottom
ap position is
incorrect
1. Check the position of the bottom ap in
accordance with section 6.6.8. Adjusting the
bottom ap position or section 6.6.11. Adjusting
the bottom ap position in the feeder units of the
small seed hopper.
2. The
calibration test
table is
indicative
2. Check the feeding quantity by means of the
calibration test in accordance with section 6.8.
Product calibration.
3. Seed moves
in a different
manner at the
beginning and
after a few
hectares
3. Run a calibration test again in accordance with
section 6.8. Product calibration after a few
hectares, particularly at the beginning of the
season.
The quantity of seed
or fertiliser fed by
the machine is lower
than indicated by
the calibration test.
1. The bottom
ap position is
incorrect
1. Check the position of the bottom ap in
accordance with section 6.6.8. Adjusting the
bottom ap position or section 6.6.11. Adjusting
the bottom ap position in the feeder units of the
small seed hopper.
2. The
calibration test
table is
indicative
2. Check the feeding quantity by means of the
calibration test in accordance with section 6.8.
Product calibration.
3. The seed or
fertiliser
bridging has
occurred in the
hopper.
3. Ensure that the fertiliser is not clumping and
there is no excess material in the hopper.
4. The feeder
roller is
obstructed.
4. Clean the feeder roller in accordance with
section 7.3.5. Cleaning the feeder units or
section 7.3.6. Cleaning the small seed hopper
feeder units.
5. The wheel
drive operation
is compromised
5. Check the wheel drive function in accordance
with section 7.1.6. Checking the tightness of the
wheel drive chain, section 7.1.7. Inspecting the
wheel drive clutch and section 7.1.8. Inspecting
the wheel drive clearance.
Operation and maintenance manual
1.00 Cerex 300 and Cerex 400 Comfort
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