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E. TROUBLESHOOTING AND MAINTENANCE
E.1 Troubleshooting
Listed below are possible procedural and system problems, as
well as recommended solutions. If you cannot resolve the problem,
call Matrix Technologies, Technical Service Depart-ment.
No power to the pipettor. Batteries are incorrectly installed.
n Recheck the orientation of the batteries, they should match
the diagram in the battery case.
Double beep tone occurs. An illegal programming step is
being entered, such as programming two fills that exceed the
maximum fill volume.
n Recheck your programming sequence. Ensure that you are
not attempting to fill above the maximum fill volume of the
pipettor, or attempting to dispense more than the total fill
volume.
“ERR_1” is displayed. This error message signifies one of the
following conditions:
n The pipettor cannot complete an automatic blowout. The
batteries are significantly drained of power, causing the motor
to stall.
Recharge the batteries immediately.
n The motor is defective or the flex circuit assembly is
damaged.
Contact Matrix Technologies, Technical Service Department.
The motor sounds rough and aspiration is very slow.
n The IMPACT
2
has been set to the slowest speed.
Verify the speed setting, the slowest speed setting normally
causes the motor to run very slowly and louder than usual.
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