Hach AMTAX sc Mode D'emploi page 22

Maintenance
Important note: If the power supply to the controller is interrupted, frost damage may
occur. Make sure that the instrument and tubing cannot freeze.
1. Interrupt the measurement and switch the instrument to the service state
2. Disconnect the AMTAX sc from the controller.
6.7.1 Shut the analyzer down for an extended period
Important note: Always wear safety equipment when handling chemicals.
Use the following procedure if the instrument is to be taken out of operation for an
extended period or in the case of frost.
1. Immerse the tubing for reagent, cleaning and both standard solutions in distilled water.
2. On the controller TEST/MAINTENANCE menu, start a cleaning cycle with distilled
3. Clean the canister lid with distilled water.
4. Take the tubing out of the water and start the FLUSHING function to pump the tubing
5. Wipe the canister lids dry and seal the canisters with the corresponding lids
6. Remove the canisters and store them in a frost-free place and in accordance with
7. Remove power from the instrument and data network.
8. Pull the electrode connector off the analyzer panel.
CAUTION
The electrode body is very hot (up to 60 °C [140 °F]). Let the enclosure cool down
before touching.
9. Pull the electrode carefully and straight out of the electrode body
10. Drain the electrode body as per the applicable regulations.
11. Rinse the electrode body and the electrode with distilled water.
12. Insert the electrode in the rinsed enclosure and then insert the electrode body in the
13. Reconnect the electrode cable to the analyzer panel.
14. When using a Filter Probe sc, refer to the Filter Probe sc User Manual for storage
15. Install all transport locks
16. Depending on the duration, remove the system from its mounting and wrap the
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(MAINTENANCE>TEST/MAINTENANCE>MAINTENANCE MODE).
water using the FLUSHING function.
and the analysis instrument empty.
on page 30).
local regulations.
page 31).
electrode cell on the AMTAX sc.
information.
system in a protective film or dry cloth. Store the system in a dry place.
(Figure 9 on page 19).
(Table 3
(section 3.7.1 on
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