TM 1–1520–238–T–3
3–24
Change 4
3–105 SIGNAL NAME:
PLT DECOUPLER LONG 1 (ACY) P LONG DCPL1 STAT (ACZ)
MEMORY LOCATION: 002107
MEMORY DATA BIT(S):
8
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates status of pilot decoupler longitudinal (pitch) 1 switch.
REMARKS: From pilot decoupler longitudinal (pitch) 1 switch through DASEC to FCC.
PASS:
If fourth digit displayed on HOD is 0, 1, 2, or 3, go to paragraph 3–106.
FAIL: Location of fault: pilot decoupler longitudinal (pitch) 1 switch,wiring from pilot decoupler
longitudinal (pitch) 1 switch to DASEC, DASEC. Troubleshoot wiring to isolate fault
(TM 1–1520–238–T–7).
3–106 SIGNAL NAME:
PLT DECOUPLER LONG 2 (ACY) P LONG DCPL2 STAT (ACZ)
MEMORY LOCATION: 002107
MEMORY DATA BIT(S):
9
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates status of pilot decoupler longitudinal (pitch) 2 switch.
REMARKS: From pilot decoupler longitudinal (pitch) 2 switch through DASEC to FCC.
PASS:
If fourth digit displayed on HOD is 0 or 1, go to paragraph 3–107.
FAIL: Location of fault: pilot decoupler longitudinal (pitch) 2 switch,wiring from pilot decoupler
longitudinal (pitch) 2 switch to DASEC, DASEC. Troubleshoot wiring to isolate fault
(TM 1–1520–238–T–7).
3–107 SIGNAL NAME:
PLT DECOUPLER LAT 1 (ACY) P LAT DCPL1 STAT (ACZ)
MEMORY LOCATION: 002107
MEMORY DATA BIT(S):
10
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates status of pilot decoupler lateral (roll) 1 switch.
REMARKS: From pilot decoupler lateral (roll) 1 switch through DASEC to FCC.
PASS:
If fourth digit displayed on HOD is 0, go to paragraph 3–108.
FAIL: Location of fault: pilot decoupler lateral (roll) 1 switch, wiring from pilot decoupler lateral (roll) 1
switch to DASEC, DASEC. Troubleshoot wiring to isolate fault (TM 1–1520–238–T–7).
3–108 SIGNAL NAME:
PLT DECOUPLER LAT 2 (ACY) P LAT DCPL2 STAT (ACZ)
MEMORY LOCATION: 002107
MEMORY DATA BIT(S):
11
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates status of pilot decoupler lateral (roll) 2 switch.
REMARKS: From pilot decoupler lateral (roll) 2 switch through DASEC to FCC.
PASS:
If third digit displayed on HOD is 0, 1, 2, or 3, go to paragraph 3–109.
FAIL: Location of fault: pilot decoupler lateral (roll) 2 switch, wiring from pilot decoupler lateral (roll) 2
switch to DASEC, DASEC. Troubleshoot wiring to isolate fault (TM 1–1520–238–T–7).
