OHAUS ACHIEVER e-A51ST020 Guia Del Usuario página 7

ACHIEVER TM Overhead Stirrers
5. Keyless Chuck
Keyless chuck (K) allows to fix stirring shaft with one hand.
Open the chuck: From work position (Figure 3), turn Locking Ring 90° to the

left (Figure 4). Pull Locking Ring down (Figure 5).
Close the chuck: Push Locking Ring up (Figure 6) and turn it 90° to the right.

Figure 3.
Working position
6. Maintenance
6.1 Cleaning
WARNING: Electric Shock Hazard. Disconnect the equipment from
the power supply before cleaning.
Make sure that no liquid enters the interior of the instrument.
Attention: Do not use solvents, chemicals, alcohol, ammonia or
abrasives to clean the housing or control panel.
The housing may be cleaned with a cloth dampened with a mild detergent if
necessary.
6.2 Troubleshooting
The following table lists common problems and possible causes and remedies.
To remove the error message, disconnect the instrument from the power supply.
If the problem persists, contact OHAUS or your authorized dealer.
Error Code
AL1
AL2
AL3
AL4
AL5
Figure 4.
Intermediate position
Possible Cause
Motor doesn't start stirring
High internal motor temperature
Motor overload
High driver temperature
Safety relay fault
Figure 5.
Open position
EN-5
Figure 6.
Intermediate position