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Fire Controlman Volume 04-Fire Control Maintenance Concepts | Next
Sample Troubleshooting Problem |
desirable because the initial fault observed during a
The FAM is arranged in tabular form to provide a
test may be the cause of those observed thereafter.
quick cross-reference of troubleshooting aids and
Thus, correcting the initial fault may correct those
reference materials. Table 1-5 is a sample fault analy-
observed later in the test sequence.
sis matrix.
Table 1-5.—Sample Fault Analysis Matrix
This column lists the function source and test points, if applicable.
This column lists units between source and destination.
This column lists other SMTs and associated steps in which the parameter in the function column is tested, if
applicable.
This column provides suggested troubleshooting procedures for fault isolation; for example, applicable self-tests,
alternate system configuration/substitution, etc. It should be emphasized that these are suggested troubleshooting
procedures and are not meant to preclude or remove judgment for troubleshooting from the technician. The intent
of the FAM is to serve as a troubleshooting aid, while allowing latitude for personal preference as to the approach
and technique applied.
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