Hach AMTAX sc User Manual

Also see for AMTAX sc: Manual

Contents

Hach AMTAX sc User Manual Manual pdf 54 page image

54Maintenance6.7 Shut the analyzer downNo special measures are necessary for taking out of operation for ashort period (up to a week in frost-free ambient conditions).Important note: If the power supply to the controller is interrupted,frost damage may occur. Make sure that the instrument and tubingcannot freeze.1. Interrupt the measurement and switch the instrument to theservice state (MAINTENANCE>TEST/MAINT.>SERVICEMODE).2. Disconnect the AMTAX sc from the controller.6.7.1 Shut the analyzer down for an extended periodImportant note: Always wear safety equipment whenhandling chemicals.Use the following procedure if the instrument is to be taken out ofoperation for an extended period or in the case of frost.1. Immerse the tubing for reagent, cleaning and both standardsolutions in distilled water.2. On the controller TEST/MAINT menu, start a cleaning cyclewith distilled water using the FLUSHING function.3. Clean the canister lid with distilled water.4. Take the tubing out of the water and start the FLUSHINGfunction to pump the tubing and the analysis instrument empty.5. Wipe the canister lids dry and seal the canisters with thecorresponding lids (Table 3, page 30).6. Remove the canisters and store them in a frost-free place andin accordance with local regulations.7. Remove power from the instrument and data network.8. Pull the electrode connector off the analyzer panel.CAUTIONThe electrode body is very hot (up to 60 °C [140 °F]). Let theenclosure cool down before touching.9. Pull the electrode carefully and straight out of the electrodebody (section 3.7.1, page 31).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 theelectrode body in the electrode cell on the AMTAX sc.13. Reconnect the electrode cable to the analyzer panel.14. When using a Filter Probe sc, refer to the Filter Probe sc UserManual for storage information.15. Install all transport locks (Figure 9, page 19).