- if there is no continuity, repair the above wiring
- if there is continuity, see Para. (b).
(b) Do a check of the wiring of the 28VDC GND signal from the SEC1 (1CE1) COM part and MON part to the first terminal block (Ref. ASM 27-92/04).
- if there is no continuity, repair the above wiring
- if there is continuity, see Para. (c).
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1 EFF : ALL ∞∞27-94-00∞∞∞∞∞∞∞∞∞∞Page A212
Aug 01/05R CES
(c) Do a check of the wiring of the SEC1 ENGAGED (DSI 01) signal from the SEC1 (1CE1) COM part and MON part to the first terminal block (Ref. ASM 27-92/04).
- if there is no continuity, repair the above wiring
- if there is continuity, see Para. (d).
(d) Do a check of the wiring from the pushbutton switch (5CE1), pin A/C1 and pin A/C3 to the first terminal block (Ref. ASM 27-92/04).
- if there is no continuity, repair the above wiring
- if there is continuity, see Para. (e).
(e) Replace the P/BSW-FLT CTL/SEC 1 (5CE1) (Ref. IPC 27920802).
(f) If the fault continues:
1_ Do a check of the wiring of the SEC DISCONNECTED IN THE RACK
(DSI 12 and DSI 28) signals from the SEC1 (1CE1) COM part and
MON part to the ground terminal (Ref. ASM 27-92/40).
- if there is no continuity, repair the above wiring.
- if there is continuity, see Para. 2_
2_ Do a check of the wiring of the PIN PROGRAM SEC1 (DSI 07)
signal from the SEC1 (1CE1) COM part and MON part to the
ground terminal (Ref. ASM 27-92/40).
- if there is no continuity, repair the above wiring.
- if there is continuity, see Para. 3_
3_ Do a check and repair the wiring of the DGO 03 signal from the
SEC1 (1CE1) COM part to MON part and MON part to COM part
(Ref. ASM 27-92/53).
B. Do the test given in Para. 3.
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1 EFF : ALL ∞∞27-94-00∞∞∞∞∞∞∞∞∞∞Page A213
Feb 01/03R
CES Loss of the BUS 3 Signal for the SEC 1
1. Possible Causes
_______________
- SEC-1 (1CE1)
- wiring of the DG03 signal from the SEC1 (1CE1) MON part to COM part
- wiring of the DG03 signal from the SEC1 (1CE1) COM part to MON part
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 27-94-34-000-001 Removal of the SEC (1CE1,1CE2,1CE3)
AMM 27-94-34-400-001 Installation of the SEC (1CE1,1CE2,1CE3)
AMM 27-96-00-740-001 BITE Test of the EFCS (Ground Scanning)
ASM 27-92/53
3. Fault Confirmation
__________________
A. Test
(1) Do the BITE test of the EFCS (ground scanning) (Ref. AMM TASK 27-96-00-740-001).
4. Fault Isolation
_______________
A. If the BITE test gives the maintenance message:
SEC1 MON BUS3
or
SEC1 COM BUS3
- replace the SEC-1 (1CE1) (Ref. AMM TASK 27-94-34-000-001) and (Ref. AMM TASK 27-94-34-400-001).
(1) If the fault continues:
- do a check and repair the wiring of the DG03 signal from the SEC1 (1CE1) MON part to COM part if the maintenance message is SEC1 MON BUS3 (Ref. ASM 27-92/53) or
- do a check and repair the wiring of the DG03 signal from the SEC1 (1CE1) COM part to MON part if the maintenance message is SEC1 COM BUS3 (Ref. ASM 27-92/53).
B. Do the test given in Para. 3.
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1 EFF : ALL ∞∞27-94-00∞∞∞∞∞∞∞∞∞∞Page A214
Feb 01/03R CES
Failure of the SEC 2
1. Possible Causes
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本文链接地址：A320 Trouble Shooting Manual 排故手册 飞行操纵 3(121)
