TYROLIT
Hydrostress AG
Page 24
WSE1621 Control unit
Error displays
Error
Possible cause
Action
Overvoltage at the feed
output stage
• Defective power sup-
ply unit
• Power supply unit
overloaded
• Contact TYROLIT
after-sales service
• Switch to generator
mode
Main contactor does
not switch
• Defective main con-
tactor
• Contact TYROLIT
after-sales service
Fan does not rotate
• Defective fan
• Contact TYROLIT
after-sales service
Communication fault
• Communication fault
due to interference
• Contact TYROLIT
after-sales service
Direct current link volt-
age too low
• Incorrect mains volt-
age
• Check the mains volt-
age; see Technical data
Direct current link volt-
age too high
• Mains overvoltage
• The saw blade feeds
back too much en-
ergy.
• Check the mains volt-
age; see Technical data
• Only use diamond
saw blades between
Ø650mm (25.5”) and
Ø1600mm (63”)
• Switch to generator
mode
