A320 Trouble Shooting Manual 排故手册 导航 NAVIGATION 2(66)

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 (1) If the fault continues:
 - do a check and repair the wiring of the INERTIAL REFERENCE OUTPUT BUS 1 bus from the ADIRU 1 (1FP1) to the first terminal block (Ref. ASM 34-14/01).
 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 : 001-049, 101-105, 151-199, 201-203, ∞∞34-14-00∞∞∞∞∞∞∞∞∞∞Page A237
 May 01/05 CES Loss of the IR1 BUS2 Output

 1. Possible Causes
_______________
 - ADIRU-1 (1FP1)

 - wiring of the INERTIAL REFERENCE OUTPUT BUS 2 bus 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 34-14/01

 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 ADIRU1 (1FP1) IR BUS2:
 - 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 2 bus from the ADIRU 1 (1FP1) to the first terminal block (Ref. ASM 34-14/01).
 B. Do the test given in Para. 3.

 Loss of the IR1 BUS3 Output
 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 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 34-14/01

 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 ADIRU1 (1FP1) IR 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 first terminal block (Ref. ASM 34-14/01).
 B. Do the test given in Para. 3.

 Loss of the IR2 BUS1 Output
 1. Possible Causes
_______________

 - ADIRU-2 (1FP2)

 - wiring of the INERTIAL REFERENCE OUTPUT BUS 1 bus from the ADIRU 2 (1FP2) 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 34-14/01

 3. Fault Confirmation
__________________
 A. Test Do the Interface test of the IR (system 2) (Ref. AMM TASK 34-14-00-740-001).
 4. Fault Isolation
_______________
 A. If the test gives the maintenance message ADIRU2 (1FP2) IR BUS1:
 - replace the ADIRU-2 (1FP2) (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 1 bus from the ADIRU 2 (1FP2) to the first terminal block (Ref. ASM 34-14/01).
 B. Do the test given in Para. 3.

 Loss of the IR2 BUS2 Output
 1. Possible Causes
_______________
 - ADIRU-2 (1FP2)

 - wiring of the INERTIAL REFERENCE OUTPUT BUS 2 bus from the ADIRU 2 (1FP2) to the first terminal block
　
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