What does the "Next Service Due" message on a spectrophotometer mean?

Document ID

Document ID TE892

Published Date

Published Date 09/20/2018
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Question
What does the "Next Service Due" message on a spectrophotometer mean?
Summary
DR 3900 or DR 6000 service reminder
Answer
"Next service due" is a reminder that annual calibration and preventive maintenance is due. Hach Company recommends this service is performed at an authorized factory service center. Please contact Hach Technical Support to initiate this process. This message can be turned off or changed to appear in three months, six months or 12 months.

Steps to turn off or change the reminder:
1. Main Menu
2. System Check
3. Service time
4.Turn OFF or select Next Service and choose 3 months, 6 months or 12 months
5. OK
 

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