Monosem CS 1200-12, Manual

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V. MAINTENANCE and TROUBLESHOOTING
Your sowing controller is above all an electronic device. As such it needs to be treated with care. When sowing is complete, it must be
stored in a dry place.
If the cells are fouled, they must be cleaned with a soft brush.
WARNING: Disconnect the console’s power supply before performing any welding operations on the tractor or seeder, to
prevent the system from being damaged.
Symptom Probable causes Solutions
The console won't switch on -The fuse is burnt out.
-Faulty battery connections.
-Faulty battery cables.
-Insufficient battery voltage.
-Faulty console.
-Inverting of the battery’s polarity. -Check the fuse. If it is burnt out, replace it with a new 7.5 Amp fuse.
If it burns out again, check that the wire harness has not been cut-off or
damaged. Otherwise, contact our after-sales service team.
-Clean and retighten the connections.
-Replace or repair the cables in an appropriate way.
-Check that the battery’s voltage is at least 10 volts. Otherwise,
recharge or replace the battery.
-Contact our after-sales service team
-Correctly connect the wires to the battery
Faulty row alarm + high and low
population alarm. -The sower element is faulty.
-The sensor is fouled.
-Faulty sensor or wire harness -Check the sower element
-Clean the sensor with a brush.
-Swap the faulty sensor’s connection with a neighbouring sensor, then
check whether or not the problem is repeated.
Voltage alarm -Voltage too low
-Poor quality battery connection
-Damaged wire harness -The battery’s minimum voltage should be 10 volts.
-Clean and retighten the connections.
-Repair or replace the cables. The sensors’ red wires (+ 8 volts) must
not be touching the ground or the seeder’s frame.
Row allocation configuration
alarm -Faulty sensor
-Incorrect allocating of rows
-Faulty console -The console detects a number of sensors that does not correspond to
the console's programming. Check that all the sensors are detected
when the console is switched on. Replace any faulty sensors.
-When it is switched on, the console detects a number of sensors that
does not correspond to the console’s programming. Reprogram the
console.
-Contact our after-sales service team.
Forward speed absence alarm -Speed sensor fault.
-Faulty console -No speed signal has reached the console although at least one sensor
has detected the passing of grains. Check the speed sensor and its
wiring.
-Contact our after-sales service team.
Self-diagnostic alarm -Faulty console -Contact our after-sales service team.