EN-8
Courier 3000
4. MAINTENANCE
4.1 Cleaning
For Courier 3000, the housing may be cleaned with a cloth dampened with a mild detergent if necessary.
CAUTION: DISCONNECT THE UNIT FROM THE POWER SUPPLY BEFORE 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, harsh chemicals, ammonia or abrasive cleaning agents.
The housing may be cleaned with a cloth dampened with a mild detergent if necessary.
4.2 Troubleshooting
Table 4-1 Troubleshooting
SYMPTOM
PROBABLE CAUSE (s)
REMEDY
Unable to turn on the scale.
1. Power cord not plugged in or
properly connected.
2. Power outlet not supplying power.
3. Batteries out of power.
4. Other failure.
1. Check power cord connections. Make
sure power cord is plugged in properly
into the power outlet.
2. Check power source.
3. Change batteries.
4. Service required.
Cannot zero the scale, or will
not zero when turned on.
1. Weights on the platform exceeds
allowable limits.
2. Weight is not stable.
3. Load cell is damaged.
1. Remove weights from the platform.
2. Wait for platform to become stable
,
check area around the scale and weight
on scale for excessive vibration.
3. Service required.
Error 8.1
Weight reading exceeds the maximum
capacity value.
1. Remove weight from the platform.
2. Recalibrate the scale (See 3.4).
Error 8.2
Weight reading below the minimum
capacity value.
1. Add weight to the platform.
2. Recalibrate the scale.
Error 8.3
Weight reading exceeds Overload limit.
Reduce load on the platform.
Error 8.4
Weight reading below Underload limit.
1. Add weight to the platform.
2. Recalibrate the scale.
Battery symbol flashing
Low battery
Remove dry cell.
Lo bAt OFF
Low battery
Remove dry cell.
CAL E
Calibration failure
Use correct calibration weight.
4.3 Service Information
If the troubleshooting section does not resolve your problem, you can 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.
Summary of Contents for Courier 3000
Page 1: ...Courier 3000 Instruction Manual...
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Page 3: ...REVISION HISTORY Date Version Description February 13 2023 A Initial release...
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