Care and maintencae, Troubleshooting, Error messages – Ohaus C 305 ELECTRONIC BALANCE User Manual

Page 40: Care and maintenance

PROBABLE CAUSE

Balance is not
properly calibrated.

Linearity incorrect.

Incorrect calibration
weight(s) being used.

Zero setting may
have been disturbed.

Battery is dead.

AC Adapter not
plugged in or con-
nected to balance.

SYMPTOM

Incorrect weight
reading.

Calibration procedure
does not work.

No display.

REMEDY

Recalibrate balance.

Perform linearity
calibration.

Recalibrate using
correct weight(s).

Perform zero adjust-
ment procedure.

Replace battery.

Connect AC Adapter.

CARE AND MAINTENANCE

To keep the balance operating properly, keep the housing and platform clean. If
necessary, a cloth dampened with a mild detergent may be used. Keep calibration
weights in a safe dry place. Unplug the AC Adapter when not in use. For long term
storage, remove the battery.

TROUBLESHOOTING

Tared weight remains in balance memory until

is pressed again.

Error Messages

Overweight Indicator or Calibration Error:

Overweight Indicator or Calibration Error: Load on platform
exceeds the capacity of the balance, or balance is not properly
calibrated.

Underweight Indicator:

Underweight Indicator: Platform may be off of balance. If error