Defender 2200 Bench Scale
EN-36
7
MAINTENANCE
CAUTION: DISCONNECT THE UNIT FROM THE POWER SUPPLY BEFORE CLEANING
.
7.1 Indicator Cleaning
•
The housing may be cleaned with a cloth dampened with a mild detergent if necessary.
•
Do not use solvents, chemicals, alcohol, ammonia or abrasives to clean the housing or control panel.
7.2 Troubleshooting
TABLE 7-1. TROUBLESHOOTING.
SYMPTOM
PROBABLE CAUSE(s)
REMEDY
Unit will not turn on.
Power cord not plugged in or properly
connected.
Power outlet not supplying electricity.
Other failure.
Check power cord connections. Make
sure power cord is plugged in properly
into the power outlet.
Check power source.
Service required.
Cannot zero the Scale, or will
not zero when turned on.
Load on Scale exceeds allowable limits.
Load on Scale is not stable.
Load Cell damage.
Remove load on Scale.
Wait for load to become stable.
Service required.
Unable to calibrate.
Lock Calibration Menu set to On.
Lock switch is “on”.
LFT menu set to On.
Incorrect value for calibration mass.
Set Lock Calibration Menu to Off.
Refer to Section 3.9 Menu Lock.
Set the Lock switch to Off.
Set LFT menu to Off.
Use correct calibration mass.
Cannot display weight in desired
weighing unit.
Unit not set to On.
Enable unit in the Units Menu.
Refer to Section 3.7 in the Unit Menu.
Cannot change menu settings.
Menu has been locked.
Lock switch set on.
Set selected menu to Off in the Lock
Menu. Lock Switch on the circuit board
may need to be set to the Off position.
Set the Lock switch to off.
Err 5.0
Display value>999999 (parts counting mode)
Reduce number of parts
Err 7.0
Unstable weight reading when defining
reference weight.
Unstable Error, check platform location.
Err 8.1
Weight reading exceeds Power On Zero limit.
Remove load from scale.
Recalibrate scale.
Err 8.2
Weight reading below Power On Zero limit.
Add load to scale. Recalibrate scale.
Err 8.3
Weight reading exceeds Overload limit.
Reduce load on scale.
Err 8.4
Weight reading below Underload limit.
Add load to scale. Recalibrate scale.
Err 9.0
Internal fault
Service required.
Err 9.5
Calibration data not present.
Calibrate scale.
Err 53
EEPROM data incorrect.
Service required.
CAL E
Calibration Error. Calibration value outside
allowable limits.
Repeat calibration using correct
calibration weights.
LOW.rEF
The average piece weight of the parts is small
(warning).
Use parts with average piece weight
greater than or equal to 1 division.
REF.WT Err
The average piece weight of the parts is too
small.
Use parts with a average piece weight
greater than or equal to 0.1 division.
