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Maintenance
From this screen the operator may perform individual
testing of components related to functionality and
settings.
5.2 Troubleshooting
If you are experiencing trouble with your instrument, refer to Table
5-1: Troubleshooting.
Table 5-1: Troubleshooting
Analyzer will not turn on
Analyzer does not Calibrate, is
sluggish
Analyzer is excessively noisy
Display not functioning
Pump head not rotating
Pump head rotating but not
pumping fluid
Teledyne Analytical Instruments
PROBLEMS
Model 6750
SOLUTION
Check fuse & power connections.
•
Look for loose or damaged wiring.
•
Check for 12V DC from power supply.
•
Check power supply fuse.
•
Look for & correct any liquid or gas line
•
leaks.
Check for leaks at tubing connections
•
Check cable connections
•
Check power supply voltage
•
Suspect:
•
Malfunctioning Computer (P/N ST13039).
•
Master Control Panel Assembly (P/N
•
ST13042-1)
Refer to section "Pumps" 12.3.12
•
Verify that carrier loss did not cause the
•
pumps to be turned off.
Check for AC voltage at terminal strip on
•
inside of application panel.
•
Refer to section "PUMPS"
•
Change tubing
•
Verify sample line is in liquid.
•
44
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