TM 1–1520–238–T–3
8–158
Change 4
8–590 SIGNAL NAME:
P3 LAUNCHER BIT PERFORMED (ACY) L3 BITE PERF (ACZ)
MEMORY LOCATION: 001347
MEMORY DATA BIT(S):
9
(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 2, 3, 6, or 7, go to paragraph 8–591.
FAIL: Location of fault: wiring from L INBD LCHR DC circuit breaker to L OUTBD LCHR DC circuit
breaker, wiring from L OUTBD LCHR DC circuit breaker to ARM DC circuit breaker, wiring from
ARM DC circuit breaker to R INBD LCHR DC circuit breaker, R INBD LCHR DC circuit breaker,
wiring from R 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
CB203, RCCB CB203, wiring from RCCB CB203 to ECSP, wiring from R OUTBD LCHR AC
circuit breaker to R INBD LCHR A circuit breaker, R INBD LCHR AC circuit breaker, wiring from
R 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).
8–591 SIGNAL NAME:
P3 LAUNCHER BIT STATUS (ACY) L3 BITE STATUS (ACZ)
MEMORY LOCATION: 001347
MEMORY DATA BIT(S):
17
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates to FCC launcher BIT status.
REMARKS: From RHE to FCC.
PASS:
If first digit on HOD is 0, 1, 2, or 3, go to paragraph 8–592.
FAIL: Location of fault: replace RHE (TM 9–1427–475–20).
8–592 SIGNAL NAME:
P3 COM STATUS
MEMORY LOCATION: 001434
MEMORY DATA BIT(S):
17
(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 is 0, 1, 2, or 3, go to paragraph 8–829.
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).
8–593 SIGNAL NAME:
P3M1 BIT PERFORMED
MEMORY LOCATION: 001350
MEMORY DATA BIT(S):
11
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates to FCC that BIT has been performed.
REMARKS: From RHE to FCC.
PASS:
If third digit on HOD is 4, 5, 6, or 7, go to paragraph 8–594.
FAIL: Location of fault: replace RHE (TM 9–1427–475–20).
