B. If the BITE test gives the maintenance message ADIRU2 OR ADIRS CDU:
- replace the CDU-ADIRS (2FP) (Ref. AMM TASK 34-12-12-000-001) and (Ref. AMM TASK 34-12-12-400-001).
(1) If the fault continues:
- replace the ADIRU-2 (1FP2) (Ref. AMM TASK 34-12-34-000-001) and (Ref. AMM TASK 34-12-34-400-001).
(a) If the fault continues:
- do a check and repair the wiring of the CDU PWR discretes from the ADIRU2 (1FP2) to the ADIRS CDU (2FP) (Ref. ASM 34-11/01).
C. If the BITE test gives the maintenance message ADIRU3 OR ADIRS CDU:
- replace the CDU-ADIRS (2FP) (Ref. AMM TASK 34-12-12-000-001) and (Ref. AMM TASK 34-12-12-400-001).
(1) If the fault continues:
- replace the ADIRU-3 (1FP3) (Ref. AMM TASK 34-12-34-000-001) and (Ref. AMM TASK 34-12-34-400-001).
(a) If the fault continues:
- do a check and repair the wiring of the CDU PWR discretes from the ADIRU3 (1FP3) to the ADIRS CDU (2FP) (Ref. ASM 34-11/01).
R **ON A/C 051-099, 106-149, 204-299, 301-399, 401-499,
A. If the BITE test gives the maintenance message ADIRU1 (1FP1)/ADIRS CDU (2FP):
- replace the CDU-ADIRS (2FP) (Ref. AMM TASK 34-12-12-000-001) and (Ref. AMM TASK 34-12-12-400-001).
(1) If the fault continues:
- replace the ADIRU-1 (1FP1) (Ref. AMM TASK 34-12-34-000-001) and (Ref. AMM TASK 34-12-34-400-001).
(a) If the fault continues:
- do a check and repair the wiring of the CDU PWR discretes from the ADIRU1 (1FP1) to the ADIRS CDU (2FP) (Ref. ASM 34-11/01).
B. If the BITE test gives the maintenance message ADIRU2 (1FP2)/ADIRS CDU (2FP):
- replace the CDU-ADIRS (2FP) (Ref. AMM TASK 34-12-12-000-001) and (Ref. AMM TASK 34-12-12-400-001).
(1) If the fault continues:
- replace the ADIRU-2 (1FP2) (Ref. AMM TASK 34-12-34-000-001) and (Ref. AMM TASK 34-12-34-400-001).
(a) If the fault continues:
- do a check and repair the wiring of the CDU PWR discretes from the ADIRU2 (1FP2) to the ADIRS CDU (2FP) (Ref. ASM 34-11/01).
「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 ∞∞34-14-00∞∞∞∞∞∞∞∞∞∞Page A285
Aug 01/05 CES
C. If the BITE test gives the maintenance message ADIRU3 (1FP3)/ADIRS CDU (2FP):
- replace the CDU-ADIRS (2FP) (Ref. AMM TASK 34-12-12-000-001) and (Ref. AMM TASK 34-12-12-400-001).
(1) If the fault continues:
- replace the ADIRU-3 (1FP3) (Ref. AMM TASK 34-12-34-000-001) and (Ref. AMM TASK 34-12-34-400-001).
(a) If the fault continues:
- do a check and repair the wiring of the CDU PWR discretes from the ADIRU3 (1FP3) to the ADIRS CDU (2FP) (Ref. ASM 34-11/01).
**ON A/C ALL
D. Do the test given in Para. 3.
R **ON A/C 051-099, 106-149, 204-299, 301-399, 401-499,
TASK 34-14-00-810-942 Loss of the ADR 2 Input Data to the IR 1
1. Possible Causes
_______________
- ADIRU-1 (1FP1)
- wiring of the ADR INPUT 2 signal from the ADIRU 1 (1FP1) to the first terminal block
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 34-12-34-000-001 Removal of the ADIRU (1FP1, 1FP2, 1FP3)
AMM 34-12-34-400-001 Installation of the ADIRU (1FP1, 1FP2, 1FP3)
AMM 34-14-00-740-001 Interface Test of the IR
ASM 34-14/02
3. Fault Confirmation
__________________
A. Test Do the Interface test of the IR (system 1) (Ref. AMM TASK 34-14-00-740-001).
4. Fault Isolation
_______________
A. If the test gives the maintenance message ADIRU2 (1FP2):
- replace the ADIRU-1 (1FP1) (Ref. AMM TASK 34-12-34-000-001) and (Ref. AMM TASK 34-12-34-400-001).
(1) If the fault continues:
- do a check and repair the wiring of the ADR INPUT 2 signal from the ADIRU 1 (1FP1) to the first terminal block (Ref. ASM 34-14/02).
B. Do the test given in Para. 3.
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 051-099, 106-149, 204-299, 301-399, ∞∞34-14-00∞∞∞∞∞∞∞∞∞∞Page A287
中国航空网 www.aero.cn
航空翻译 www.aviation.cn
本文链接地址：A320 Trouble Shooting Manual 排故手册 导航 NAVIGATION 2(78)
