HACH LANGE APA 6000 Wartung Und Fehlerbehebung Seite 16

3. Turn the fuse carrier ¼ turn and pull it out of the fuse holder. Refer to
Wiring connections in the installation manual for the fuse locations.
4. Replace the fuse (5208300) in the fuse carrier.
5. Push the fuse carrier in the fuse holder and then turn the fuse carrier
¼ turn.
6. Install the module panel.
Replace a module
Item to collect: Phillips screwdriver
1. Put the analyzer in shutdown mode. Refer to
shutdown mode on page 5.
2. Set the power switch to off.
3. Open the analyzer bottle enclosures. Put a paper towel on the
bottom of each enclosure lid.
4. Remove the bottle caps and tube assemblies from all the analyzer
bottles to prevent siphoning. Put them on the paper towel to absorb
any drips or leakage.
5. Stop sample flow to the analyzer.
6. Remove the module from the analyzer.
a. Remove all tube fittings from the module to be replaced.
b. Use the Phillips screwdriver to loosen the two screws that attach
the module to the module panel.
c. Pull the module straight out of the analyzer.
7. Install the new module in the analyzer.
a. Push the new module straight into the analyzer.
b. Use the Phillips screwdriver to tighten the two screws that attach
the module to the module panel.
c. Install the tube fittings in the ports of the new module. Refer to
Plumbing diagrams on page 21. Fittings should be securely
finger tightened. Do not over-tighten the fittings.
Note: In some cases, a tool may be necessary to tighten a fitting a
maximum of ¼ turn. Loose fittings result in air or liquid leaks and poor
analyzer performance.
16 English
8. Install the bottle caps and tube assemblies in the analyzer bottles.
9. Start sample flow to the analyzer.
10. Set the power switch to on. The analyzer automatically starts sample
Put the analyzer in
11. Push MENU and select SENSOR MENU>APA6000 #1 APA
12. Examine the fittings on the ends of the replacement tube for leaks.
13. If bubbles are seen in the tubing after the analyzer is primed, do step
14. When the priming is complete, start the analyzer. Refer to
15. Let the analyzer readings stabilize (3–6 hours), then calibrate the
Prepare the analyzer for storage or shipping
Remove all the fluids and the power from the analyzer before long-term
storage or shipping.
1. Put the analyzer in shutdown mode. Refer to
2. Stop the flow of sample to the analyzer.
a. Make sure that 12.7 mm (0.5-in.) of the tubing comes out of the
bottom of each straw.
b. Install the correct bottle cap and tube assembly on each analyzer
bottle. Each tube has a label that identifies the corresponding
analyzer bottle.
c. Close the bottle enclosures. Discard the used paper towels.
measurement.
6000>SOLUTIONS AND CLEANING>PRIMING>PRIME ENTIRE
SYSTEM NOW. Priming takes 7–15 minutes.
Note: When priming starts, a pop-up window shows the time that remains to
complete the prime cycle.
Tighten the fittings as necessary to stop leaks.
11 again (maximum of 4 times).
analyzer back into operation on page 5. The analyzer will
automatically start sample measurement.
analyzer. Push MENU and select SENSOR
MENU>APA6000 #1 APA 6000>CALIBRATION>EXECUTE
CALIBRATION to start a calibration.
shutdown mode on page 5.
Put the
Put the analyzer in