VWR Avantor STAR-BEATER Manuel D'instructions page 17

8. TROUBLESHOOTING
Problem
POWER switch doesn't
shine, when it is switched
ON.
Display doesn't work.
Message "LId" appears on
display.
Message "Er1" appears on
display.
Message "Er2" appears on
display.
Message "Er3" appears on
display.
When error message (ErX) appears on display, machine stops automatically and you can't
start it again by pressing the START/STOP key. You have to turn the main POWER switch
OFF and then ON again, to clear the error message and use the machine again.
9. MAINTENANCE
STAR-BEATER is maintenance free. When used properly, no maintenance and setting is
necessary. Do not make any alterations to the machine and use only approved spare parts
and accessories.
9.1. WEAR
The milling tools can become worn out, depending on the frequency of the milling
operation and the milled material. The milling jars and balls should be regularly checked
for wear and replaced, if necessary.
9.2. CLEANING
Before cleaning the machine, unplug the mains cord from wall socket.
Use only a soft cloth moistened with water. Cleaning agents and solvents
should not be used, not for cleaning the milling tools either.
Do not clean the STAR-BEATER under running water. Danger to life through
electric shock.
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vwr.com I EN Instruction manual VWR
Check the mains power supply.
Check fuses and replace them, if necessary.
Call authorized service.
Call authorized service.
The hood was open, when you tried to start the machine by
pressing the START/STOP key. Close the hood and clear the
message by pressing the START/STOP key. Then you can
start the machine by pressing the START/STOP key again.
Motor overheated. Turn the main POWER switch OFF and
wait for the motor to cool down.
The machine can't reach the set vibrational frequency. It tries
to start 5 times, then "Er2" appears. Check if the milling jar
holders are blocked and remove any obstacle. You have to
turn the main POWER switch OFF and then ON again, to clear
the error message and use the machine again.
You opened the hood during the operation. The machine
stopped rapidly and message "Er3" appeared on display.
When message "Er3" appears on display, you can't start the
machine again by pressing the START/STOP key. You
have to turn the main POWER switch OFF and then ON
again, to clear the message and use the machine again.
® STAR-BEATER
Explanation / Solution