2000 advanced/2000 10 Troubleshooting
Fault
Cause
Troubleshooting
The cooling unit
does not function
• Power supply interrupted
• Check the electric system and repair
if necessary
• Motor/coolant pump defective
• Replace the motor/coolant pump
• Contact the service department
• Replace the fuse (basic)
• Press to reset the fuse
6.3 Before Initial Startup and
Commissioning on Page EN-13
Water flow too low
or non-existent
• No coolant in the coolant tank
• Fill coolant
• Coolant level too low
• Top up coolant
• Blockage or foreign object in the coolant
circulation loop
• Check coolant hoses and connections
• Rinse coolant circulation loop
• Clean the filter
• Coolant pump fuse defective
• Replace fuse
6.3 Before Initial Startup and
Commissioning on Page EN-13
• Replace the defective component
• Coolant pump defective
• Check the coolant circulation loop
connections
• Coolant circulation loop interrupted
• Check coolant hoses for damage
• Air in the coolant circulation loop
• Venting
6.3.1 Venting on Page EN-14
• Due to long-term idling, maintenance or other
reasons, the circulation loop has been emptied
• 10.1 Forced venting of the
circulation loop
Cooling capacity too
low
• Fan defective
• Replace the defective component
• Coolant pump defective
• Contact the service department
• Cooling unit dirty
• Replace the defective component
• Cooling unit with too low cooling capacity
connected
• Contact the service department
• Blow dry compressed air through the
cooling unit
• Use a cooling unit with a higher
cooling capacity
High running noise
level
• Coolant level too low
• Top up coolant
• Coolant pump defective
• Replace the defective component
Leakage
• Connectors loose
• Check for dirt
• Hoses kinked
• Retighten clamp points
• Coolant pump defective
• Check hose guides, correct if
necessary
• Coolant temperature too high
• Replace hoses
• Replace the defective component
• Contact the service department
• Clean the cooling unit
• Check whether the fan is functioning
correctly
Table 8
Troubleshooting
EN - 18
