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).
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 A281
401-499, Aug 01/05 CES
Loss of the ADIRS CDU Data Input on the ADIRU3
1. Possible Causes
_______________
- CDU-ADIRS (2FP)
- ADIRU-3 (1FP3)
- wiring of the CDU OUTPUT bus from the ADIRS CDU (2FP) to the ADIRU3 (1FP3)
- wiring of the CDU DSPL SELECT discrete from the ADIRS CDU (2FP) to the ADIRU3 (1FP3)
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 3) (Ref. AMM TASK 34-14-00-740-001).
4. Fault Isolation
_______________
A. If the BITE test gives the maintenance message ADIRS CTLPNL (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 of the wiring of the CDU OUTPUT bus from the ADIRS CDU (2FP) to the ADIRU3 (1FP3) (Ref. ASM 34-14/02).
1 If there is no continuity:
_ - repair the above wiring.
「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 A282
401-499, Aug 01/05 CES
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 ADIRU3 (1FP3) (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 A283
401-499, Aug 01/05 CES
TASK 34-14-00-810-932
ADIRS CDU Inoperative
1. Possible Causes
_______________
- CDU-ADIRS (2FP)
- ADIRU-1 (1FP1)
- ADIRU-2 (1FP2)
- ADIRU-3 (1FP3)
- wiring
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 34-11/01
3. Fault Confirmation
__________________
A. Test
(1) Do the Interface test of the IR (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 ADIRU1 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-1 (1FP1) (Ref. AMM TASK 34-12-34-000-001) and (Ref. AMM TASK 34-12-34-400-001).
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