OHAUS Valor
TM
1000W Series EN-9
6. MAINTENANCE
Caution:
before cleaning, turn the scale off and remove the AC adapter.
6.1 Cleaning
The housing may be cleaned with a cloth dampened with a mild detergent. Do not
use solvents, chemicals, alcohol, ammonia or abrasives.
Note: Install the rubber seal to the power input jack (Figure 1-1, item 9) securely to
ensure the scale is protected when cleaning in a wet environment.
6.2 Troubleshooting
The following table lists common problems and possible causes and remedies.
TABLE 6-1. TROUBLESHOOTING.
Symptom/Display Possible
Cause(s)
Remedy
Scale will not turn on No power to scale
Battery power used up
On/Off button is damaged
Verify connections and voltage
Connect power and charge the
battery
Have membrane switch replaced
Poor accuracy
Improper calibration
Unstable environment
Perform calibration
Move scale to suitable location
Unable to calibrate
Unstable environment
Incorrect calibration mass
Move the scale to suitable location
Use correct calibration mass
Scale flashes Bat
Battery discharged
Connect power and charge the
battery
Battery fails to charge Battery is defective
Have battery replaced
[ZEro-E]
Pan has excess load or is not
installed during power on
Remove excess weight or install pan
and re-zero
[-OVEr-]
Total weight on pan exceeds
full scale +9d
Reduce excess load from the pan
[n-OVEr]
Accumulation records exceed
999 limit
Clear Accumulation data
[A-OVEr]
Total Accumulation weight
exceeds no. of display digits
Clear Accumulation data
[Err-01]
Invalid under and over limit
settings
Re-enter under and over limits
[Ad-Lo]
Incorrect calibration setting or
calibration weight
Correct the calibration setting or use
correct calibration weight
