- replace the FMGC-2 (1CA2) (Ref. AMM TASK 22-83-34-000-001) and (Ref. AMM TASK 22-83-34-400-001).
(1) If the fault continues:
- do a check and repair the wiring of the RA OWN bus from the FMGC 2 (1CA2) to the first terminal block (Ref. ASM 22-86/01).
C. 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 ∞∞22-83-00∞∞∞∞∞∞∞∞∞∞Page 272
Aug 01/05R
CES Loss of the Reception of the FWC VALID Discretes by one FMGC
1. Possible Causes
_______________
- FMGC-1 (1CA1)
- FMGC-2 (1CA2)
- FWC-1 (1WW1)
- FWC-2 (1WW2)
- wiring of the FWC OWN VALID and FWC OPP VALID discretes (from the FMGC 1 (1CA1) to the first terminal block)
- wiring of the FWC OWN VALID and FWC OPP VALID discretes (from the FMGC 2 (1CA2) to the first terminal block)
- wiring of the FWC VALID discrete from the FWC 1 (1WW1) to the first
terminal block
- wiring of the FWC VALID discrete (from the FWC 2 (1WW2) to the first
terminal block)
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION
-------------------------------------------------------------------------------
AMM 22-83-34-000-001 Removal of the FMGC (1CA1,1CA2)
AMM 22-83-34-400-001 Installation of the FMGC (1CA1,1CA2)
AMM 22-97-00-710-001 Operational Test of the LAND CAT III Capability
ASM 22-85/04
3. Fault Confirmation
__________________
A. Make sure that this(these) circuit breaker(s) is(are) closed:
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU FWS/FWC1/SPLY 3WW F01 121VU EIS/FWC2/SPLY 2WW Q07
B. Test
(1) Do the operational test of the LAND CAT III Capability (Ref. AMM TASK 22-97-00-710-001).
「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 ∞∞22-83-00∞∞∞∞∞∞∞∞∞∞Page 273
Aug 01/05R
CES
4. Fault Isolation
_______________
A. If the test gives only the maintenance message AFS: FWC1 AND FWC 2 (ISSUED BY: FG1):
- replace the FMGC-1 (1CA1) (Ref. AMM TASK 22-83-34-000-001) and (Ref. AMM TASK 22-83-34-400-001).
(1) If the fault continues:
- do a check and repair the wiring of the FWC OWN VALID and FWC OPP VALID discretes (from the FMGC 1 (1CA1) to the first terminal block) (Ref. ASM 22-85/04).
B. If the test gives only the maintenance message AFS: FWC1 AND FWC2 (ISSUED BY: FG2):
- replace the FMGC-2 (1CA2) (Ref. AMM TASK 22-83-34-000-001) and (Ref. AMM TASK 22-83-34-400-001).
(1) If the fault continues:
- do a check and repair the wiring of the FWC OWN VALID and FWC OPP VALID discretes (from the FMGC 2 (1CA2) to the first terminal block) (Ref. ASM 22-85/04).
C. If the test gives the maintenance messages:
AFS: FWC1 AND FWC2 (ISSUED BY: FG1) and
AFS: FWC1 AND FWC2 (ISSUED BY: FG2):
- replace the FWC-1 (1WW1) (Ref. AMM TASK 22-83-34-000-001) and (Ref. AMM TASK 22-83-34-400-001).
(1) If the fault continues:
- replace the FWC-2 (1WW2) (Ref. AMM TASK 22-83-34-000-001) and (Ref. AMM TASK 22-83-34-400-001).
(2) If the fault continues:
- do a check of the wiring of the FWC VALID discrete from the FWC 1 (1WW1) to the first terminal block (Ref. ASM 22-85/04).
(a) If there is no continuity:
- repair the above wiring.
(b) If there is continuity:
- do a check and repair the wiring of the FWC VALID discrete (from the FWC 2 (1WW2) to the first terminal block) (Ref. ASM 22-85/04).
D. 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 ∞∞22-83-00∞∞∞∞∞∞∞∞∞∞Page 274
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本文鏈接地址：A320 Trouble Shooting Manual 排故手冊 AUTO FLIGHT 自動飛行2(84)
