English; Maintenance Schedule; Replace The Calibration And Reactivation Solutions - Hach NA5600 sc Na+ Maintenance And Troubleshooting Manual

Maintenance schedule

Table 1 shows the recommended schedule of maintenance tasks. Facility requirements and
operating conditions may increase the frequency of some tasks.
Task

Replace the calibration and reactivation solutions

Replace the conditioning solution
Replace the KCl electrolyte
Replace an input power fuse
Clean the instrument
Never use cleaning agents such as turpentine, acetone or similar products to clean the instrument including the
display and accessories.
Clean the exterior of the instrument with a moist cloth and a mild soap solution.
Clean spills
Chemical exposure hazard. Dispose of chemicals and wastes in accordance with local, regional and
national regulations.
1. Obey all facility safety protocols for spill control.
2. Discard the waste according to applicable regulations.
Replace the calibration and reactivation solutions
Chemical exposure hazard. Obey laboratory safety procedures and wear all of the personal protective
equipment appropriate to the chemicals that are handled. Refer to the current safety data sheets
(MSDS/SDS) for safety protocols.
Chemical exposure hazard. Dispose of chemicals and wastes in accordance with local, regional and
national regulations.
Replace the reactivation solution and calibration solution at 3-month intervals or when less than 10%
full.
Items supplied by the user:
• Personal protective equipment (refer to MSDS/SDS)
• 0.5M Sodium Nitrate (NaNO
• 10-ppm Sodium Chloride Standard (NaCl), 500 mL
• Deionized water, 100 mL
1. Put on the personal protective equipment identified in the safety data sheet (MSDS/SDS).
2. Push menu, then select STOP ANALYZER.
Note: If START ANALYZER shows, the analyzer is already in standby mode.

4 English

Table 1 Maintenance schedule
on page 4
on page 6
on page 8
on page 10
N O T I C E
C A U T I O N
C A U T I O N
C A U T I O N
), 500 mL
3
3 months As necessary
X
X
X
X