User Manual Javo Rotofill
Version 2014-1-2
19
7.7
Fault list
Problem
Possible cause
Action / Solution
Motor fault
mains voltage deviates more than
10% of the rated motor voltage
Provide the correct voltage
Too high cooling air temperature
Provide cool air
Poor cable connection
check the cable connection and repair if necessary
Blown fuse
Replace fuse
Too little cooling air caused by a
clogged cooling air passage
Ensure proper inlet and outlet of the cooling air
The motor hums and takes
too much power
Defect winding
Repair or replace the motor winding
Loose wire
Lock wire
Fuses are blown
Short circuit in wiring or motor
Rectify the short circuit
Motor short circuit to housing or
has a short in the windings
Turn to a repair shop to fix the short circuit
Motor is connected incorrectly
Connect the motor correct
Minimum substrate in the
trays
Too little substrate in the bin
Fill the bin with substrate
Elevator provides little substrate
Set the substrate conveyor faster
Machine does not start
Door safety switch is open
Close door and reset the safety circuit by pressing
the reset button
Emergency stop button is not
pulled
Pull Emergency Stop button and reset the safety
circuit by pressing the reset button
Emergency stop button not reset
Reset the safety circuit by pressing the reset button
Breaker tripped in main cabinet
See why circuit breaker has tripped. Remove
obstacles to conveyors. Switch on the machine
after solving the problem.
Cable length too large causing
voltage loss
Reduce cable length
Voltage fluctuations caused by
other devices on the same group
Ensure the correct voltage. Turn off other devices
7.8
Drawings and schemes
The drawings accompanying this machine are supplied in a separate file. The wiring diagrams are included in the
electrical cabinet of the machine.
