3. Fault Confirmation
__________________
A. Test
(1) Do the Interface test of the IR (system 1) (Ref. AMM TASK 34-14-00-740-001).
4. Fault Isolation
_______________
R **ON A/C 001-049, 101-105, 151-199, 201-203,
A. If the BITE test gives the maintenance message ADIRS CONTROL PANEL (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 of the wiring of the CDU OUTPUT bus from the ADIRS CDU (2FP) to the ADIRU1 (1FP1) (Ref. ASM 34-14/02).
「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 A222
May 01/05 CES 1 If there is no continuity:
_ - repair the above wiring.
2 If there is continuity:
_
- do a check and repair the wiring of the CDU DSPL SELECT discrete from the ADIRS CDU (2FP) to the ADIRU1 (1FP1) (Ref. ASM 34-14/02).
R **ON A/C 051-099, 106-149, 204-299, 301-399, 401-499,
A. If the BITE test gives the maintenance message 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 of the wiring of the CDU OUTPUT bus from the ADIRS CDU (2FP) to the ADIRU1 (1FP1) (Ref. ASM 34-14/02).
1 If there is no continuity:
_ - repair the above wiring.
2 If there is continuity:
_
- do a check and repair the wiring of the CDU DSPL SELECT discrete from the ADIRS CDU (2FP) to the ADIRU1 (1FP1) (Ref. ASM 34-14/02).
**ON A/C ALL
B. Do the test given in Para. 3.
Loss of the ADIRS CDU Data Input on the ADIRU2
1. Possible Causes
_______________
- CDU-ADIRS (2FP)
- ADIRU-2 (1FP2)
- wiring of the CDU OUTPUT bus from the ADIRS CDU (2FP) to the ADIRU2 (1FP2)
- wiring of the CDU DSPL SELECT discrete from the ADIRS CDU (2FP) to the ADIRU2 (1FP2)
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 34-12-12-000-001 Removal of the ADIRS CDU (2FP)
AMM 34-12-12-400-001 Installation of the ADIRS CDU (2FP)
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
(1) Do the Interface test of the IR (system 2) (Ref. AMM TASK 34-14-00-740-001).
4. Fault Isolation
_______________
R **ON A/C 001-049, 101-105, 151-199, 201-203,
A. If the BITE test gives the maintenance message ADIRS CONTROL PANEL (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 of the wiring of the CDU OUTPUT bus from the ADIRS CDU (2FP) to the ADIRU2 (1FP2) (Ref. ASM 34-14/02).
「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 A224
May 01/05 CES 1 If there is no continuity:
_ - repair the above wiring.
2 If there is continuity:
_
- do a check and repair the wiring of the CDU DSPL SELECT discrete from the ADIRS CDU (2FP) to the ADIRU2 (1FP2) (Ref. ASM 34-14/02).
R **ON A/C 051-099, 106-149, 204-299, 301-399, 401-499,
A. If the BITE test gives the maintenance message 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).
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(61)
