Hach 9523sc User Manual page 26

Figure 11 Open the electrical enclosure
Figure 12 Replace a fuse
8.6 Replace the temperature controller
Electrocution hazard. Remove power from the instrument before doing maintenance or
service activities.
1. Remove power and stop the flow of sample and cooling water to the instrument. Refer to
Shutdown on page 23.
2. Open the electrical enclosure. Refer to the illustrated steps in
3. Do the illustrated steps in
4. Close the electrical enclosure.
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D A N G E R
Figure 13.
Figure 11 on page 26.