TM 10-6630-222-12&P
0009 00
OPERATOR AND UNIT MAINTENANCE MANUAL
(INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST)
FOR WATER QUALITY ANALYSIS SET: PURIFICATION (WQAS-P)
OPERATOR TROUBLESHOOTING PROCEDURES
SYMPTOM
Turbidity meter shows no display when switched on or cannot be zeroed.
MALFUNCTION
Meter shows no display when switched on.
CORRECTIVE ACTION
Replace battery if it appears to be defective.
CORRECTIVE ACTION
If battery is not inserted properly (correct polarity) reverse connections.
If battery is inserted properly, notify unit maintenance.
MALFUNCTION
Meter will not calibrate.
CORRECTIVE ACTION
Ensure cuvette is thoroughly clean. If problem is solved, continue operation.
If problem is not solved, inspect cuvette for scratches, replace if necessary. If problem is solved,
continue operation.
If problem is not solved, ensure cuvette is inserted properly. If problem is solved, continue operation.
If problem is not solved, ensure standards are fresh. If problem is solved, continue operation.
If problem is not solved, notify unit maintenance.
SYMPTOM
Photometer will not zero or give a reading when the read pad is depress.
MALFUNCTION
Meter will not give zero when READ pad is depressed.
CORRECTIVE ACTION
Replace battery if it appears to be defective.
CORRECTIVE ACTION
If battery is not inserted properly (correct polarity) reverse connections. If problem is solved,
continue operation.
If battery is inserted properly, Inspect cuvette and rinse three times If problem is solved, continue
operation.
If problem is not solved, notify unit maintenance.
MALFUNCTION
Meter will not give reading when READ pad is depressed.
CORRECTIVE ACTION
Ensure cuvette is properly placed in the meter ensuring clear portions are on left and right sides. If
problem is solved, continue operation.
If problem is not solved, notify unit maintenance.
END OF WORK PACKAGE
0009 00-2
