Honeywell RESCU 406AFN Component Maintenance Manual With Illustrated Parts List page 58

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