Troubleshooting
Problem
Cause
Solution
The product does not
start.
No power supply.
Examine the power cord and the fuse. Re-
place damaged parts.
Electromagnetic contactor is not in operation. Make sure that the magnetic sensor is cor-
rectly connected and that adjacent parts are
not damaged. Do a test to find if a signal
goes through the magnetic sensor. If there is
no signal, replace the magnetic sensor.
No current supply to the electric motor.
Examine the electric components, cables,
contactors, capacitors and start button. Re-
place damaged parts.
The blades do not ro-
tate.
The V-belt is broken.
Replace the V-belt.
The blades rotate too
slowly when the
quick stop handle is
engaged.
The V-belt is not sufficiently tight against the
pulleys.
Adjust the screw for the V-belt.
The blades do not ro-
tate smoothly.
The floating disc is used and the concrete is
too wet.
Let the concrete dry some more before you
operate the product.
The motor is defective.
Repair or replace the motor.
The transmission is defective.
Repair or replace the transmission.
The product shakes.
1 or more of the blades are bent or defective. Replace damaged blades.
1 or more of the blades do not move correct-
ly in the hub.
Remove the blades. Clean and lubricate all
contact surfaces.
The pressure plate is bent or defective.
Replace the pressure plate.
The blade adjustment
system is defective.
1 or more of the blades do not move correct-
ly in the hub.
Remove the blades. Clean and lubricate all
contact surfaces.
The pressure plate does not move vertically. Disassemble the blade assembly. Clean and
lubricate all contact surfaces.
The blade adjustment control on the handle-
bar is defective.
Examine all parts of the blade adjustment
control for damage and replace if it is neces-
sary.
Transportation, storage and disposal
Transportation
WARNING: Be careful during transportation.
The product is heavy and can cause injury if
it falls.
transport position on page 14
.
• If an optional floating disc is installed, remove it
before transportation.
• When you use a vehicle for transportation of the
product, make sure that the product is sufficiently
attached and cannot move. Attach 1 tie-down strap
to the operation handle and the vehicle. Attach 1 tie-
down strap to the support frame for maintenance
position and the vehicle.
1132 - 001 - 06.04.2020
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