1. Possible Causes
_______________
- ADIRU-1 (1FP1)
- wiring of the INERTIAL REFERENCE OUTPUT BUS 3 bus from the ADIRU 1 (1FP1) to the terminal block 1831VT
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
31-32-00-810-934 Failure of the Digital Links
AMM 27-96-00-740-001 BITE Test of the EFCS (Ground Scanning)
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)
ASM 34-14/01
AWM 34-11-37
3. Fault Confirmation
__________________
A. Test Do the BITE test of the EFCS (ground scanning) (system 1) (Ref. AMM TASK 27-96-00-740-001).
4. Fault Isolation
_______________
A. If the test gives the maintenance message IR1 - BUS3:
- 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 INERTIAL REFERENCE OUTPUT BUS 3 bus from the ADIRU 1 (1FP1) to the terminal block 1831VT: For pins AB/10C, 11C of the ADIRU1 (Ref. ASM 34-14/01) (Ref. AWM 34-11-37).
(a) If the fault continues:
- do the trouble shooting procedure that follows (Ref. TASK 31-32-00-810-934).
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 ∞∞34-14-00∞∞∞∞∞∞∞∞∞∞Page 218
Feb 01/05R CES
Loss of the IR 1 BUS 3 Output Identified by the EFCS 2
1. Possible Causes
_______________
- ADIRU-1 (1FP1)
- wiring of the INERTIAL REFERENCE OUTPUT BUS 3 bus from the ADIRU 1 (1FP1) to the terminal block 1831VT
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
31-32-00-810-934 Failure of the Digital Links
AMM 27-96-00-740-001 BITE Test of the EFCS (Ground Scanning)
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)
ASM 34-14/01
AWM 34-11-37
3. Fault Confirmation
__________________
A. Test Do the BITE test of the EFCS (ground scanning) (system 2) (Ref. AMM TASK 27-96-00-740-001).
4. Fault Isolation
_______________
A. If the test gives the maintenance message IR1 - BUS3:
- 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 INERTIAL REFERENCE OUTPUT BUS 3 bus from the ADIRU 1 (1FP1) to the terminal block 1831VT: For pins AB/10C, 11C of the ADIRU1 (Ref. ASM 34-14/01) (Ref. AWM 34-11-37).
(a) If the fault continues:
- do the trouble shooting procedure that follows (Ref. TASK 31-32-00-810-934).
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 ∞∞34-14-00∞∞∞∞∞∞∞∞∞∞Page 219
Feb 01/05R CES
Loss of the IR 1 BUS 3 Output Identified by the CFDS
1. Possible Causes
_______________
- ADIRU-1 (1FP1)
- wiring of the INERTIAL REFERENCE OUTPUT BUS 3 bus from the ADIRU 1 (1FP1) to the first terminal block
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 31-32-00-869-002 Procedure for Class 3 Faults Reading
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)
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