TM 1–1520–238–T–3
Change 4
8–31
8–92 SIGNAL NAME:
P1M1 MSL AUTO PILOT POWER CONTROL (ACY)
P1M1 AUTOPLT PWR (ACZ)
MEMORY LOCATION: 001274
MEMORY DATA BIT(S):
9
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Controls application of auto pilot power to missile.
REMARKS: From RHE to ECSP.
PASS:
If fourth digit on HOD is 2, 3, 6, or 7, go to paragraph 8–93.
FAIL: Location of fault: RHE, wiring from RHE to ECSP, ECSP. Troubleshoot wiring to isolate fault
(TM 9–1427–475–20).
8–93 SIGNAL NAME:
P1M1 MSL AUTO PILOT POWER CONTROL (ACY)
P1M1 AUTOPLT PWR (ACZ)
MEMORY LOCATION: 001710
MEMORY DATA BIT(S):
9
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Controls application of auto pilot power to missile.
REMARKS: From launcher through left outboard MRTU Type II to FCC.
PASS:
If fourth digit on HOD is 2, 3, 6, or 7, go to paragraph 8–94.
FAIL: Location of fault: left outboard launcher, wiring from left outboard launcher to left outboard
MRTU Type II, left outboard MRTU Type II. Troubleshoot wiring to isolate fault
(TM 9–1427–475–20).
8–94 SIGNAL NAME:
P1M1 MSL AUTO PILOT POWER (ACY) P1M1 A/P PWR OK (ACZ)
MEMORY LOCATION: 001413
MEMORY DATA BIT(S):
17
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Specifies auto pilot power is above minimum value (+18 VDC).
REMARKS: From ECSP to RHE.
PASS:
If first digit on HOD is 4, 5, 6, or 7, go to paragraph 8–95
FAIL: Location of fault: RHE, wiring from RHE to ECSP, ECSP. Troubleshoot wiring to isolate fault
(TM 9–1427–475–20).
8–95 SIGNAL NAME:
P1M1 MSL AUTO PILOT POWER (ACY) P1M1 A/P PWR OK (ACZ)
MEMORY LOCATION: 001671
MEMORY DATA BIT(S):
17
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Specifies auto pilot power is above minimum value (+18 VDC).
REMARKS: From launcher through left outboard MRTU Type II to FCC.
PASS:
If first digit on HOD is 4, 5, 6, or 7, go to failure symptom index and next failure symptom
paragraph.
FAIL: Location of fault: left outboard launcher, wiring from left outboard launcher to left outboard
MRTU Type II, left outboard MRTU Type II. Troubleshoot wiring to isolate fault
(TM 9–1427–475–20).
