t
- H
d
roUblesHooting
eavy
Uty
Problem
Unit will not run
Unit is excessively noisy
Unit not shaking at proper speed
E3
E4
E7
E8
s
Haker
Cause
Solution
Mechanical obstruction
Add or replace fuse as necessary. If problem persists, please contact your Ohaus representative for
Motor obstruction
repair.
Sensor fan misaligned
Ensure that tray is secured tightly. If problem persists, please contact your Ohaus representative for
Motor misaligned
repair.
Perform speed calibration test on page 9. If problem persists, please contact your Ohaus representative
-
for repair.
Mechanical obstruction
Drive system failure
Remove mechanical obstruction. If problem persists, the reason may be the drive system and should not
Ceased bearing
be addressed by the end user. Contact your Ohaus representative for repair.
Drive belt broken
Ensure the load is evenly distributed and does not exceed the maximum load capacity for the unit. See
Improper positioning of load
"Load Sensing Function" on page 9. If problem persists, please contact your Ohaus representative for
Maximum load exceeded
repair.
Reduce the speed setting or weight. This function can be disabled by following the instructions listed
Unable to reach set speed
under "Additional Load Sensing Feature" on page 9. (NOTE: This function is only available on models
3750 and up and is not available on Model Heavy Duty Shaker 16Kg shakers.)
Electronics error
This error cannot be fixed by the end user. Please contact your Ohaus representative for repair.
EN
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