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COMPONENT MAINTENANCE MANUAL
1152682
Page 125/126
Oct 27/06
© Honeywell International Inc. Do not copy without express permission of Honeywell.
23-24-02
Fault Isolation Flowchart – Configuration No. 3
Figure 105
232402_105
DID
SELF-TEST #1 FAIL
AND/OR
CONTROL
TEST #1 FAIL?
YES
START
DID
SELF-TEST #2 FAIL
AND/OR
CONTROL
TEST #2 FAIL?
YES
NO FAILURES,
SYSTEM FUNCTIONAL
ISOLATE FAILURE BY
FOLLOWING THE SEQUENCE
BELOW, AND RESTART SYSTEM
TEST AFTER EACH STEP:
1) INSPECT J1 HARNESS
CONNECTIONS AT TRANSMITTER UNIT.
4) INSPECT ANTENNA CONNECTIONS.
6) REPLACE BATTERY PACK.
7) REPLACE TRANSMITTER UNIT.
BELOW, AND RESTART SYSTEM
3) REPLACE TRANSMITTER UNIT.
2) REPLACE REMOTE PANEL.
UNIT/REMOTE PANEL.
1) INSPECT HARNESS AT TRANSMITTER
TEST AFTER EACH STEP:
FOLLOWING THE SEQUENCE
ISOLATE FAILURE BY
AT J1 IF NAIM IS INSTALLED.
3) CONFIRM ARINC INPUT.
2) INSPECT ARINC CONNECTION
8) REPLACE AIM, OR NAIM.
MODULE.
5) INSPECT/REPLACE 24-BIT DIP SWITCH