Operating instructions
9
test proGrams:
To enter the test mode of the mixer, do as follows:
Raise the bowl and close the safety guard, push emergency stop.
Hold
and and release the emergency stop at the same time. Now go through four test programs:
Test program 1: Test of elds.
Press to activate test program no. 1
OBS. The elds must be activated in the following order:
Briey push the following elds – – – – – – – – – – .
The mixer will now automatically run the next three test programs.
Test program 2: Test of light diodes.
Press to activate test program no. 2
For the rst 20 seconds the cipher 2 will ash in the display - the remix memory will be erased. Then the light
diodes in the speed indicator will light up one by one, while the other light diodes of the control panel are on.
Test program 3: Test of current measurement circuit in the frequency converter.
Press to activate test program no. 3
The motor starts and runs for approx. 20 seconds. After the 20 seconds a text is shown in the display, this text
will vary and can only be used for testing the function.
Test program 4: Test of micro switches in safety circuit.
Press to activate test program no. 4
OBS. It is important that the order is kept.
The cipher 1 is shown in the display until the safety guard is opened.
• Open and close the safety guard. The display shall now change to 2. If the display does not change to 2, the
micro switch at the safety guard is defective.
• Raise and lower the bowl again. The display shall now show 3. If the display does not change to 3, the micro
switch at the bowl lift is defective.
• Conclude the test by pushing emergency stop and release it again. The display shall now show version codes
for control panel and frequency converter resp., as earlier mentioned under “VL2 control, error codes and
possible solutions, error
.
When running the testprogrammes, no specic order is required. It is possible to run the programmes individually