Zipper Mowers ZI-WP400TN, User Manual, Page: 39 / 64

TROUBLESHOOTING
ZIPPER MASCHINEN GmbH www.Zipper-Maschinen.at 39
ZI-WP400TN
17 TROUBLESHOOTING
WARNIUNG
Danger due to electrical voltage! Handling the machine with the power supply up
can lead to serious injuries or even death. Always disconnect the machine from the
power supply before servicing or maintenance work and secure it against unintentional
or unauthorised reconnection!
Problem Possible cause Fault eleimination
Saw blade gets loose
after turning off the
motor
• Fastening nut tightened
insufficiently • Tighten fastening nut (right-hand
thread)
Motor does not start
• 1. Failure mains fuse
•
2. Extension cable defective
• 3. Connections of the motor
or switch defect
• 4. Motor or connections
defect
• 1. Check mains fuse
•
2. Exchange extensions cable
• 3. Have it checked by an
electrician
• 4. Have it checked by an
electrician
Wrong direction of
motor rotation
•
Capacitor defect
•
Have it checked by an electrician.
Motor unable to run –
the fuse is tripped
• Cross section of the
extension cable insufficient
• Overload by dull saw blade
• See the wiring diagram in the
manual
• Exchange saw blade
Burns on the cutting
surface
•
Dull saw blade
•
Wrong saw blade
•
Insert sharpened saw blade
•
Exchange saw blade