TM 1–1520–238–T–3
8–92
Change 4
8–333 SIGNAL NAME:
P2 LAUNCHER BIT PERFORMED (ACY) L2 BIT PERF (ACZ)
MEMORY LOCATION: 001347
MEMORY DATA BIT(S):
10
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates to FCC that BIT has been performed.
REMARKS: From RHE to FCC.
PASS:
If fourth digit on HOD is 1, 3, 5, or 7, go to paragraph 8–334.
FAIL: Location of fault: L INBD LCHR DC circuit breaker, wiring from L INBD LCHR DC circuit breaker
to LCHR DC PWR ENABLE Relay K2–5/6, LCHR DC PWR ENABLE Relay K2–5/6, wiring from
LCHR DC PWR ENABLE Relay K2–5/6 to RCCB CB202, RCCB CB202, wiring from RCCB
CB202 to ECSP, wiring from R OUTBD LCHR AC circuit breaker to R INBD LCHR AC circuit
breaker, wiring from R INBD LCHR AC circuit breaker to L INBD LCHR AC circuit breaker, L
INBD LCHR AC circuit breaker, wiring from L INBD LCHR AC circuit breaker to LCHR AC PWR
ENABLE relay K3–5/6, LCHR AC PWR ENABLE Relay K3–5/6, wiring from LCHR AC PWR
ENABLE Relay K3–5/6 to ECSP, ECSP. Troubleshoot wiring to isolate fault
(TM 9–1427–475–20).
8–334 SIGNAL NAME:
P2 LAUNCHER BIT STATUS (ACY) L2 BIT STATUS (ACZ)
MEMORY LOCATION: 001347
MEMORY DATA BIT(S):
18
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates launcher BIT status to FCC.
REMARKS: From RHE to FCC.
PASS:
If first digit on HOD is 0, 1, 4, or 5, go to paragraph 8–335.
FAIL: Location of fault: RHE, wiring from RHE to ECSP, ECSP. Troubleshoot wiring to isolate fault
(TM 9–1427–475–20).
8–335 SIGNAL NAME:
P2 COM STATUS
MEMORY LOCATION: 001434
MEMORY DATA BIT(S):
18
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates to RHE that FCC has determined upon receipt of digital data from
launcher, that an acknowledge error was present (no data received or all data
words contain parity error).
REMARKS: From FCC to RHE.
PASS:
If first digit on HOD is 0, 1, 4, or 5, go to paragraph 8–572.
FAIL: Location of fault: ECSP, wiring from ECSP to MRTU Type II, MRTU Type II. Troubleshoot wiring
to isolate fault (TM 9–1427–475–20).
8–336 SIGNAL NAME:
P2M1 BIT PERFORMED
MEMORY LOCATION: 001350
MEMORY DATA BIT(S):
15
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates to FCC that BIT has been performed.
REMARKS: From RHE to FCC.
PASS:
If second digit on HOD is 2, 3, 6, or 7, go to paragraph 8–337.
FAIL: Location of fault: replace RHE (TM 9–1427–475–20).
