TM 1–1520–238–T–32–4Change 42–10 SIGNAL NAME:ADS LONG VELMEMORY LOCATION: 002140MEMORY DATA BIT(S):4–19 (ACY) 4–15 (ACZ)(SCALAR)CONDITION:Monitor HOD; zero velocity should be indicated on the ground.SIGNAL FUNCTION:Sends longitudinal velocity data to FCC and stabilator control units (SCUs).REMARKS: From ADP through DASEC to FCC and SCUs.PASS:If CONDITION corresponds to proper velocity indication, go to paragraph 2–11.FAIL: Location of fault: ADP, wiring from ADP to aft avionics module, aft avionics module, wiring toDASEC, DASEC. Troubleshoot wiring to isolate fault (TM 9–1230–476–20–2).2–11 SIGNAL NAME:OAS SIDESLIP ANGLEMEMORY LOCATION: 002137MEMORY DATA BIT(S):4–19 (ACY) 4–15 (ACZ)(SCALAR)CONDITION:Monitor HOD; zero velocity should be indicated on the ground.SIGNAL FUNCTION:Sends ADS sideslip angle data to FCC.REMARKS: From ADP through DASEC to FCC.PASS:If CONDITION corresponds to proper sideslip indication, refer to TM 9–1230–476–20–2.FAIL: Location of fault: ADP, wiring from ADP to DASEC, DASEC. Troubleshoot wiring to isolate fault(TM 9–1230–476–20–2).
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