Instruction Manual
748441-D
April 2002
Rosemount Analytical Inc. A Division of Emerson Process Management
Contents iii
Model CAT
100
5.0 MAINTENANCE
AND
SERVICE ..........................................................................................5-1
5-1 Overview................................................................................................................................5-1
a. Operating
Factors ...........................................................................................................5-1
b. Analyzer
Replacement....................................................................................................5-1
c. Analyzer
Repair...............................................................................................................5-1
5-2 Component
Removal.............................................................................................................5-2
a. Analyzer
Removal ...........................................................................................................5-3
b. Analyzer
Replacement....................................................................................................5-3
c. Power Supply Assembly Removal ..................................................................................5-3
5-3
Analyzer Configuration and Adjustment ................................................................................5-4
a. Component
Layout..........................................................................................................5-4
b. Photometer
Assembly .....................................................................................................5-9
c. Analyzer Rear Panel .......................................................................................................5-12
d. Thermal Conductivity Response Time ............................................................................5-14
5-4 Maintenance ..........................................................................................................................5-16
a. Routine and Preventive...................................................................................................5-16
b. Checking and Cleaning of the Analyzer..........................................................................5-16
c. Cleaning
and
Replacement
of
Photometric Components...............................................5-17
d. Light Source Replacement..............................................................................................5-18
e. Removal of Analysis Cells ..............................................................................................5-19
f.
Cleaning of Analysis Cells and Windows........................................................................5-20
g. Reinstalling Analysis Cells ..............................................................................................5-20
h. Reinstalling Photometer Assembly .................................................................................5-20
i. Physical
Zeroing..............................................................................................................5-20
j.
Replacement of Electrochemical Oxygen Sensor ..........................................................5-21
k. Check of the Sensor........................................................................................................5-22
l.
Removal of the Sensor ...................................................................................................5-23
m. Basic Calibration for the Oxygen Sensor ........................................................................5-27
n. Sample Pump Maintenance............................................................................................5-27
o. Replacing
the
EPROM ....................................................................................................5-28
5-5 Analyzer
Service....................................................................................................................5-29
a. Test Points for BKS PC Board ........................................................................................5-29
b. Test Points for OXS PC Board........................................................................................5-35
c. Power
Supply ..................................................................................................................5-37
6.0 TROUBLESHOOTING ..........................................................................................................6-1
6-1 Error
Messages .....................................................................................................................6-1
6-2 Troubleshooting
Leaks ..........................................................................................................6-6
7.0
RETURN OF MATERIAL ....................................................................................................7-1
7-1 Return
Of
Material .................................................................................................................7-1
7-2 Customer
Service ..................................................................................................................7-1
7-3 Training..................................................................................................................................7-1
8.0 INDEX....................................................................................................................................8-1
