Diagnostic Guide - OHAUS VALOR 4000 Service Manual

CHAPTER 2 DIAGNOSTIC GUIDE

2.2.4 Diagnostic Guide

Symptom
Cannot turn on
Poor accuracy
Cannot calibrate
Cannot access mode Mode not enabled
Cannot access unit
LO ref
Err 3.0 Cal
Err 8.1 ˉLoadˉ
Err 8.2 _Load_
Err 8.3 ˉLoadˉ
Err 8.4 _Load_
Err 8.5 ˉtareˉ
Err 9 Data
Err13 mMEmM
Err 53 C.SumM
Lo.Bat
NO.ACC
Battery fails to charge
fully
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TABLE 2-4. DIAGNOSTIC GUIDE
Possible Cause
No power to scale
Battery discharged
Improper calibration
Unstable environment
Unstable environment
Incorrect calibration weight
Unit not enabled
Reference weight is too low
Incorrect calibration weight
Power on zero range exceeded Clear pan
Power on zero under range
Overload
Under load
Tare out of range
Internal data error.
Fail to write EEPROM.
Invalid checksum data
Battery is discharged
The current gross / net value is
not allowed to be accumulated
Battery is defective
Remedy
Verify connections, power source and
battery charge status.
Perform calibration
Move scale to suitable location
Move the scale to suitable location
Use correct calibration weight
Enter menu and enable mode
Enter menu and enable unit
Increase reference weight.
See section 2.4 for correct weights
Install pan
Load exceeds scale maximum
capacity
Reading below min. range – Re-install
pan.
Tare value exceeds maximum.
Contact an authorized service agent
Contact an authorized service agent
Contact an authorized service agent
Connect the power and charge the
battery
Change the value to net / gross value
and then do the accumulation
Have battery replaced by OHAUS
authorized service dealer.
2-6 Valor™ 2000/4000 Series Service Manual