19 Maintenance
Refer to “4. Caution” for use.
Refer to “6.1. Display and Symbols “and corresponding mode for displayed error code.
Refer to “14. Calibration (Adjusting Scale)” for precision weighing.
Periodically check the accuracy of weighing. Calibrate the scale, if it is moved to another location or the environment has changed.
19.1 Repair
Do not disassemble/ assemble the scale without an authorised service engineer. It may cause an electric shock or damage to the scale, etc. In this case, repair is not covered under warranty. Contact your local A&D dealer if your scale needs service or repair.
19.2 Check Points Before Calling Maintenance
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| In this situation | Confirm these items |
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| Is the AC adaptor properly connected? | ||
| Nothing displayed. | Is the AC adaptor the correct voltage ? | |||
| Scale does not turn on. | Are the batteries dead ? | |||
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| Is the battery polarity correct ? | ||
| The scale does not display | Check around weighing pan for foreign |
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| zero at first. | Is there anything on the pan? |
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| The weighing value is unstable due to drift, | ||
| 888888 is displayed and does | vibration or other | |||
| not proceed | Check around weighing panfor foreign | |||
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| bodies. | ||
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| Check the connection of load cell cable. |
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| Check around weighing pan. Remove | ||||
| not proceed. | anything on the pan. | |||
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| Make zero point calibration of the scale. |
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| Cal e | is displayed | Calibration error that means “Too heavy”. | ||
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| Calibration error that means “Too light”. | ||||
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| e | is displayed | Weighing error that means “Over load”. | ||
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| is displayed | Weighing error that means “Under load”. | |||
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| Fixed display | Do you use the “hold function”. | |||
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| Turn the scale off then on. | ||
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