TM 1–1520–238–T–3
15–40
Change 4
15–170 SIGNAL NAME:
ORT WEAPON TRIGGER DETENT 1 TO TEU (ACY)
ORT TRIG 1ST TST (ACZ)
MEMORY LOCATION: 001252
MEMORY DATA BIT(S):
15
(BINARY)
CONDITION:
(None)=ACTIVE
SIGNAL FUNCTION:
Indicates inhibit.
REMARKS: From FCC through LH FAB MRTU Type I to TEU.
PASS:
If second digit on HOD is 0, 1, 4, or 5, go to paragraph 15–171.
FAIL: Location of fault: LH FAB MRTU Type I, wiring from LH FAB MRTU Type I to TEU, TEU.
Troubleshoot wiring to isolate fault (TM 1–1270–476–T).
15–171 SIGNAL NAME:
ORT WEAPON TRIGGER DETENT 2 TO TEU (ACY)
ORT TRIG 2ND TST (ACZ)
MEMORY LOCATION: 001252
MEMORY DATA BIT(S):
14
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates inhibit.
REMARKS: From FCC through LH FAB MRTU Type I to TEU.
PASS:
If second digit on HOD is 0, 1, 2, or 3, go to paragraph 15–172.
FAIL: Location of fault: LH FAB MRTU Type I, wiring from LH FAB MRTU Type I to TEU, TEU.
Troubleshoot wiring to isolate fault (TM 1–1270–476–T).
15–172 SIGNAL NAME:
ORT MSL WAS TO TEU (ACY) ORT MSL WAS TST (ACZ)
MEMORY LOCATION: 001252
MEMORY DATA BIT(S):
16
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates weapons inhibit.
REMARKS: From FCC through LH FAB MRTU Type I to TEU.
PASS:
If second digit on HOD is 1, 3, 5, or 7, go to paragraph 15–173.
FAIL: Location of fault: LH FAB MRTU Type I, wiring from LH FAB MRTU Type I to TEU, TEU.
Troubleshoot wiring to isolate fault (TM 1–1270–476–T).
15–173 SIGNAL NAME:
MSL LAUNCH TO TEU (ACY) MSL LAUNCH IND (ACZ)
MEMORY LOCATION: 001244
MEMORY DATA BIT(S):
16
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Initiates launch command to remote HELLFIRE electronics (RHE) (inhibit).
REMARKS: From FCC through LH FAB MRTU Type I to TEU.
PASS:
If second digit on HOD is 0, 2, 4, or 6, go to paragraph 15–174.
FAIL: Location of fault: LH FAB MRTU Type I, wiring from LH FAB MRTU Type I to TEU, TEU.
Troubleshoot wiring to isolate fault (TM 1–1270–476–T).
15–174 SIGNAL NAME:
MSL AWAY TO TEU (ACY) MSL AWAY IND (ACZ)
MEMORY LOCATION: 001244
MEMORY DATA BIT(S):
17
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates missile has left rail.
REMARKS: From FCC through LH FAB MRTU Type I to TEU.
PASS:
If first digit on HOD is 0, 1, 2, or 3, go to paragraph 15–175.
FAIL: Location of fault: LH FAB MRTU Type I, wiring from LH FAB MRTU Type I to TEU, TEU.
Troubleshoot wiring to isolate fault (TM 1–1270–476–T).
