EN-40
SYMPTOM
Err 8.1
Err 8.2
Err 8.3
Err 8.4
Err 9.0
Err 9.5
Err 53
CAL E
LOW.rEF
REF.WT Err
7.3
Service Information
If the troubleshooting section does not resolve your problem, contact an authorized Ohaus Service Agent. For Service assistance
in the United States, call toll-free 1-800-526-0659 between 8:00 AM and 5:00 PM Eastern Standard Time. An Ohaus Product
Service Specialist will be available to assist you. Outside the USA, please visit our website www.ohaus.com to locate the Ohaus
office nearest you.
TABLE 7-1. TROUBLESHOOTING (Cont.).
PROBABLE CAUSE(s)
Weight reading exceeds Power On Zero limit.
Weight reading below Power On Zero limit.
Weight reading exceeds Overload limit.
Weight reading below Underload limit.
Internal fault
Calibration data not present.
EEPROM data incorrect.
Calibration Error. Calibration value outside
allowable limits.
The average piece weight of the parts is small
(warning).
The average piece weight of the parts is too
small.
3000 Series Indicators
REMEDY
Remove load from scale. Recalibrate scale.
Add load to scale. Recalibrate scale.
Reduce load on scale.
Add load to scale. Recalibrate scale.
Service required.
Calibrate scale.
Service required.
Repeat calibration using correct calibration
weights.
Use parts with average piece weight greater
than or equal to 1 division.
Use parts with a average piece weight
greater than or equal to 0.1 division.