OHAUS EC Series, Руководство по обслуживанию

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2-5
CHAPTER 2 DIAGNOSIS
2.4 EC SERIES SCALES ERROR CODE TABLE
The EC Series Scales is equipped with software which will display an error condition when it occurs.
Review the listed codes and follow instructions to correct the problem.
TABLE 2-7. EC SERIES SCALES ERROR CODES
ERROR CODE
E1, E2, E3 displayed
--OL-- displayed
CAUSE
The pan is placed incorrectly.
Zero limit exceeded during
power up.
Load Cell Assembly Defec-
tive.
Main PC Board defective
Load exceeds scale capac-
ity.
Load Cell Assembly Defec-
tive.
Main PC Board defective
REMEDY
Reposition the pan correctly.
Ensure the Pan is empty before switching
the scale on.
Test the Load Cell, refer to Section 3.3. If
defective replace, see Section 4.4. After
repair, proceed with Performance Tests in
Section 3.6.
The Main PC Board should be tested in
accordance with Section 3.4. The Main
PC Board if defective should be replaced.
See Repair Procedures 4.3. After repair,
proceed with Performance Tests in Sec-
tion 3.6.
Reduce the load on the Pan.
Test the Load Cell, refer to Section 3.3. If
defective replace, see Section 4.4. After
repair, proceed with Performance Tests in
Section 3.6.
The Main PC Board should be tested in
accordance with Section 3.4. The Main
PC Board if defective should be replaced.
See Repair Procedures 4.3. After repair,
proceed with Performance Tests in Sec-
tion 3.6.