A320 Trouble Shooting Manual 排故手册 起落架 LANDING GEAR 2(26)

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 - do a check and repair the wiring between the BSCU (10GG) and the related tachometer.
 **ON A/C ALL
R F. Do the test given in Para. 3.A.
 「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 ∞∞32-42-00∞∞∞∞∞∞∞∞∞∞Page A243
 Aug 01/05 CES

 TASK 32-42-00-810-930

 Disagree between BSCU COM and MON for wheel 1 70Kts signal
 1. Possible Causes
_______________
 - BSCU (10GG)

 - DRIVE ASSY-TACHOMETER,WHEEL 1 (2681GM)

 2. Job Set-up Information
______________________
 A. Referenced Information
 -------------------------------------------------------------------------------
REFERENCE DESIGNATION
 -------------------------------------------------------------------------------
AMM 32-42-34-000-001 Removal of the Braking/Steering Control Unit (BSCU) (10GG) AMM 32-42-34-400-001 Installation of the Braking/Steering Control Unit
 (BSCU) (10GG)
 AMM 32-42-68-000-003 Removal of the MLG Tachometer-Drive
 AMM 32-42-68-400-003 Installation of the MLG Tachometer-Drive

 3. Fault Confirmation
__________________
R
 A. Test
 (1) Not applicable. R
 4. Fault Isolation
_______________
R
 A. Replace the BSCU (10GG) (Ref. AMM TASK 32-42-34-000-001) and (Ref. AMM TASK 32-42-34-400-001).
 (1) If the fault continues
 - Do a check of the wheel 1 Tachometer Drive for Damage
 (a) If you find damage, replace the drive DRIVE ASSY-TACHOMETER,WHEEL 1 (2681GM) (Ref. AMM TASK 32-42-68-000-003) and (Ref. AMM TASK 32-42-68-400-003):

R

 TASK 32-42-00-810-931
 Disagree between BSCU COM and MON for wheel 3 70Kts signal
 1. Possible Causes
_______________
 - BSCU (10GG)

 - DRIVE ASSY-TACHOMETER,WHEEL 3 (2679GM)

 2. Job Set-up Information
______________________
 A. Referenced Information
 -------------------------------------------------------------------------------
REFERENCE DESIGNATION
 -------------------------------------------------------------------------------
AMM 32-42-34-000-001 Removal of the Braking/Steering Control Unit (BSCU) (10GG) AMM 32-42-34-400-001 Installation of the Braking/Steering Control Unit
 (BSCU) (10GG)
 AMM 32-42-68-000-003 Removal of the MLG Tachometer-Drive
 AMM 32-42-68-400-003 Installation of the MLG Tachometer-Drive

 3. Fault Confirmation
__________________
R
 A. Test
 (1) Not applicable. R
 4. Fault Isolation
_______________
R
 A. Replace the BSCU (10GG) (Ref. AMM TASK 32-42-34-000-001) and (Ref. AMM TASK 32-42-34-400-001).
 (1) If the fault continues
 - Do a check of the wheel 3 Tachometer Drive for Damage
 (a) If you find damage, replace the drive DRIVE ASSY-TACHOMETER,WHEEL 3 (2679GM) (Ref. AMM TASK 32-42-68-000-003) and (Ref. AMM TASK 32-42-68-400-003):

R

 TASK 32-42-00-810-932
 Incorrect Pin-Programming data of the BSCU

 1. Possible Causes
_______________
 - BSCU (10GG)
 2. Job Set-up Information
______________________
 A. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM  32-42-34-000-001 Removal of the Braking/Steering Control Unit (BSCU) (10GG) AMM 32-42-34-400-001 Installation of the Braking/Steering Control Unit (BSCU) (10GG) AMM 32-46-00-740-002 BITE Test of the BSCU - Ground Scanning
 3. Fault Confirmation
__________________ R
 A. Test
 (1) Do a ground scanning of the BSCU (Ref. AMM TASK 32-46-00-740-002). R
 4. Fault Isolation
_______________ R
 A. If the test gives the maintenance message BSCU: INCORRECT PIN-PROGRAMMING :
 - replace the BSCU (10GG) (Ref. AMM TASK 32-42-34-000-001) and (Ref. AMM TASK 32-42-34-400-001).
 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 ∞∞32-42-00∞∞∞∞∞∞∞∞∞∞Page A246
 Aug 01/05 CES

R

 TASK 32-42-00-810-933
 Failure of the normal brake servovalve relay (NSV1 + NSV3)

 1. Possible Causes
_______________
 - BSCU (10GG)
 2. Job Set-up Information
　
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