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Table 2–1. Master Failure Symptom Index (cont) | Up
TM-1-1520-238-T-2 Army Model AH-64 Helicopter (NSN
1520-01-106-9519) (EIC: RHA) Master Failure Symptom Index Manual | Next
Table 2–1. Master Failure Symptom Index (cont) |
TM 1–1520–238–T–2
2–6
Change 3
Table 2–1.
Master Failure Symptom Index (cont)
Failure Symptom
MOC
Reference
AIRFLOW PRESENT AT SDC OVERBOARD
EXHAUST (EXTERNAL PRESSURIZED AIR
POWER APPLIED)
TM 1–1520–238–T–5
PRESSURIZED AIR
SYSTEM
AIRSPEED TRANSDUCER 1 NO–GO LH XMSN
BAY APPEARS ON HOD
TM 1–1520–238–T–7
STABILATOR
AIRSPEED TRANSDUCER 2 NO–GO LH XMSN
BAY APPEARS ON HOD
TM 1–1520–238–T–7
STABILATOR
ALARM AUDIO CANNOT BE HEARD IN BOTH
HEADSETS AFTER 6 SECONDS (RADAR
WARNING CONTROL UNIT: SELF TEST
SWITCH ACTIONED)
TM 11–1520–238–23–2
INTEGRATED AUDIO
WARNING SYSTEM
(IAWS)
ALARM AUDIO IS NOT PRESENT WITHIN 6
SECONDS AFTER SECOND STROBE
APPEARS (RADAR WARNING CONTROL
UNIT: DSCRM SWITCH SET TO ON AND
SELF TEST SWITCH ACTIONED)
TM 11–1520–238–23–2
INTEGRATED AUDIO
WARNING SYSTEM
(IAWS)
ALARM TONE IS NOT CLEARED (TRANSMIT
SWITCH PRESSED AND RELEASED)
TM 11–1520–238–23–2
TSEC/KY–58
COMMUNICATIONS
SECURITY SYSTEM
ALARM TONE IS NOT PRESENT IN HEADSETS
(PILOT IFF TRANSPONDER CONTROL
PANEL: MODE 4 SWITCH SET TO AUDIO)
TM 11–1520–238–23–2
TSEC/KY–58
COMMUNICATIONS
SECURITY SYSTEM
ALARM TONE IS NOT PRESENT IN HEADSETS
(RCU: C/RAD 1 SWITCH SET TO C/RAD 1)
TM 11–1520–238–23–2
TSEC/KY–58
COMMUNICATIONS
SECURITY SYSTEM
ALL CAUTION/WARNING INDICATORS ARE
NOT LIGHTED OR FLASHING (CPG MASTER
CAUTION/WARNING PANEL: PRESS TO TEST
INDICATOR PRESSED)
TM 1–1520–238–T–6
CPG CAUTION AND
WARNING SYSTEM
ALL CAUTION/WARNING INDICATORS ARE
NOT LIGHTED OR FLASHING (PILOT
MASTER CAUTION/WARNING PANEL: PRESS
TO TEST INDICATOR PRESSED)
TM 1–1520–238–T–6
PILOT CAUTION AND
WARNING SYSTEM
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