Hach-Lange RTC113 ST-Module - Manual (Page 35)

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Section 5 Maintenance
5.1 Maintenance schedule
D A N G E R
Multiple hazards
Only qualified personnel must conduct the tasks described in this section of the manual.
Interval Maintenance task
Visual inspection Application-specific Check for contamination and corrosion
CF card 2 years
Replacement by manufacturer's service department ( Section 8,
page 41 )
Battery 5 years
Replacement by manufacturer's service department ( Section 8,
page 41 )