TM 1–1520–238–T–3
9–15
9–63 SIGNAL NAME:
PYLON 3 MRTU TYPE II STATUS WORD TERMINAL FLAG
MEMORY LOCATION: 001765
MEMORY DATA BIT(S):
19
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates PASS or FAIL status of MRTU internal self–tests.
REMARKS: From PYLON 3 MRTU Type II to FCC.
PASS:
If first digit on HOD is 0, 2, 4, or 6, go to paragraph 9–71.
FAIL: Location of fault: go to paragraph 9–64.
9–64 SIGNAL NAME:
PYLON 3 MRTU TYPE II STATUS WORD BBC STATUS BIT
MEMORY LOCATION: 001765
MEMORY DATA BIT(S):
18
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates self–test status of the BBC.
REMARKS: From PYLON 3 MRTU Type II to FCC.
PASS:
If first digit on HOD is 2 or 6, go to paragraph 9–65.
FAIL: Location of fault: MUX R PYL INBD circuit breaker, wiring from MUX R PYL INBD circuit
breaker to PYLON 3 MRTU, PYLON 3 MRTU. Troubleshoot wiring to isolate fault
(TM 9–1230–476–20–2).
9–65 SIGNAL NAME:
PYLON 3 MRTU TYPE II STATUS WORD OUTPUT CLEAR
MEMORY LOCATION: 001765
MEMORY DATA BIT(S):
17
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates all MRTU outputs are cleared.
REMARKS: From PYLON 3 MRTU Type II to FCC.
PASS:
If first digit on HOD is 6, go to paragraph 9–66.
FAIL: Location of fault: MUX R PYL INBD circuit breaker, wiring from MUX R PYL INBD circuit
breaker to PYLON 3 MRTU, PYLON 3 MRTU. Troubleshoot wiring to isolate fault
(TM 9–1230–476–20–2).
9–66 SIGNAL NAME:
PYLON 3 MRTU TYPE II STATUS DISCRETE OUTPUT BIT
MEMORY LOCATION: 001765
MEMORY DATA BIT(S):
16
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates self–test status of 5 VDC discrete outputs.
REMARKS: From PYLON 2 MRTU Type II to FCC.
PASS:
If second digit on HOD is 1, 3, 5, or 7, go to paragraph 9–67.
FAIL: Location of fault: MUX R PYL INBD circuit breaker, wiring from MUX R PYL INBD circuit
breaker to PYLON 3 MRTU, PYLON 3 MRTU. Troubleshoot wiring to isolate fault
(TM 9–1230–476–20–2).
9–67 SIGNAL NAME:
PYLON 3 MRTU TYPE II STATUS DC ANALOG OUTPUT BIT
MEMORY LOCATION: 001765
MEMORY DATA BIT(S):
15
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates state of output DC analog circuits.
REMARKS: From PYLON 3 MRTU Type II to FCC.
PASS:
If second digit on HOD is 3 or 7, go to paragraph 9–68.
FAIL: Location of fault: MUX R PYL INBD circuit breaker, wiring from MUX R PYL INBD circuit
breaker to PYLON 3 MRTU, PYLON 3 MRTU. Troubleshoot wiring to isolate fault
(TM 9–1230–476–20–2).
