IKA Tube Mill control - Manual (Page 20)

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Warning messages
Warning 1: The protective hood is not closed.
Warning 2: The milling tube is not properly adapted.
Corrective action: Adapt the milling tube properly and close the protective hood, then start the test.
Error codes
The fault is shown by an error code on the display (C) as following if the error occurs.
Proceed as follows in such cases:

Switch the device off with mains switch (A).
 Carry out corrective measures.
 Restart the device.
Error code Cause Effect Solution
Error 3 • Inside temperature is too hot motor off - Switch off the instrument and allow it to cool down
- Restart the instrument
Error 4 • Motor can’t running normal (can’t
start or not reach the target speed)
• Overload
motor off - Switch off the instrument
- Check and reduce the grinding material
- Reduce the grinding speed at the beginning.
- Restart the instrument
Error 86 • Voltage for electronically commutated
motors is too low
motor off - Switch off the instrument
- Check if voltage give on the type plate corresponds to the
mains voltage
Error 87 • Over current when motor start
• Overload motor off - Switch off the instrument
- Check and reduce the grinding material
- Restart the instrument
If the actions described fails to resolve the fault or another error code is displayed then take one of the following steps:
- Contact the service department.
- Send the instrument for repair, including a short description of the fault.
Setting “Timer” value (timer sec) in working screen

Press “Timer” key (E) to activate the timer setting in
the working screen.
 Turn the “Rotating/Pressing” knob (B) to change the
value.
 Press “Timer” key (E) again to complete the setting.
 Current values are stored.
• Interval function
When set “Int” value with the “Rotating/Pressing” knob
(B), the value can be set from 5 to 60 seconds where ad-
justment magnitude is 5 second.
Note: If both “Int” function and “Timer” function are
activated, the “Int” value should be less than “Timer”
value. Otherwise, the interval function will not work.
Setting “Int” timer (int sec) in working screen

Press “Int” key (F) to activate the interval setting in the
working screen.
 Turn the “Rotating/Pressing” knob (B) to change the
value.
 Press “Int” key (F) again to complete the setting.
 Current values are stored.