Hach 9525sc User Manual page 19

Section 7 Maintenance
7.1 Prepare for storage
Burn hazard. Turn off power and allow the instrument to cool before this procedure.
Electrocution hazard. Remove power from the instrument before doing maintenance or service
activities.
To prepare for storage or set the system to off, refer to
1. Set the heater to off.
2. Remove power from the heater.
3. Close the sample inlet valve to stop the sample flow.
4. Close the cooling water inlet valve to stop the water flow to the cooler.
5. Close the cooling water outlet isolation valve.
Figure 10 Set the system to off
C A U T I O N
D A N G E R
Figure 10.
English 19