TM 1–1520–238–T–3
8–272
Change 4
8–1034 SIGNAL NAME:
P4M4 TYPE (ACY) P4M4 MSL TYPE (ACZ)
MEMORY LOCATION: 001427
MEMORY DATA BIT(S):
7–8
(BINARY)
CONDITION:
If fifth digit displayed on HOD is 0, and fourth digit displayed on HOD is 0, 1, 2, or
3=TRAINING
If fifth digit displayed on HOD is 1, and fourth digit displayed on HOD is 0, 1, 2, or
3=TACTICAL
If fifth digit displayed on HOD is 1, and fourth digit displayed on HOD is 4, 5, 6, or
7=NONE
SIGNAL FUNCTION:
Indicates a tactical, training or no missile at location.
REMARKS: From ECSP to RHE.
PASS:
If CONDITION corresponds to installed type of missiles, go to paragraph 8–1035.
FAIL: Location of fault: replace right outboard launcher (TM 9–1425–475–30–2).
8–1035 SIGNAL NAME:
P4M4 TYPE (ACY) P4M4 MSL TYPE (ACZ)
MEMORY LOCATION: 002045
MEMORY DATA BIT(S):
7–8
(BINARY)
CONDITION:
If fourth digit displayed on HOD is 0, 1, 2, or 3=TRAINING
If fifth digit displayed on HOD 1, 3, 5, or 7=TACTICAL
If fifth digit displayed on HOD 1, 3, 5, or 7 and fourth digit displayed on HOD is 0, 1, 2,
or 3=NONE
SIGNAL FUNCTION:
Indicates a tactical, training or no missile at location.
REMARKS: From launcher through right outboard MRTU Type II to FCC.
PASS:
If CONDITION corresponds to installed type of missiles, refer to failure symptom index and
next failure symptom paragraph.
FAIL: Location of fault: right outboard launcher, wiring from right outboard launcher to right outboard
MRTU Type II, right outboard MRTU Type II. Troubleshoot wiring to isolate fault
(TM 9–1427–475–20).
8–1036 SIGNAL NAME:
P4M4 MSL DEICE #1 CMD
MEMORY LOCATION: 001302
MEMORY DATA BIT(S):
5
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Sends command to launcher ECSP to arm deicing squib.
REMARKS: From RHE to ECSP.
PASS:
If fifth digit on HOD is 4, 5, 6, or 7, go to paragraph 8–1037.
FAIL: Location of fault: RHE, wiring from RHE to ECSP, ECSP. Troubleshoot wiring to isolate fault
(TM 9–1427–475–20).
8–1037 SIGNAL NAME:
P4M4 MSL DEICE #1 CMD
MEMORY LOCATION: 002064
MEMORY DATA BIT(S):
5
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Sends command to launcher ECSP to arm deicing squib.
REMARKS: From launcher through right outboard MRTU Type II to FCC.
PASS:
If fifth digit on HOD is 4, 5, 6, or 7, go to paragraph 8–1068.
FAIL: Location of fault: right outboard launcher, wiring from right outboard launcher to right outboard
MRTU Type II, right outboard MRTU Type II. Troubleshoot wiring to isolate fault
(TM 9–1427–475–20).
