__________________
 A. Test

 (1) Do the BITE test of the BMC1 (Ref. AMM TASK 36-11-00-740-001).
 4. Fault Isolation
_______________

 A. If the test gives the maintenance message:
 EIU1 ENG FAMILY DISAGREE

 -replace the CFDIU (1TW) (Ref. AMM TASK 31-32-34-000-001) and (Ref. AMM TASK 31-32-34-400-001).
 (1) If the fault continues:
 -replace the BMC-1 (1HA1) (Ref. AMM TASK 36-11-34-000-001) and (Ref. AMM TASK 36-11-34-400-001).
 B. Do the test given in para. 3.
 1
 -EFF : ALL

-∞∞36-11-00∞∞∞∞∞∞∞∞∞∞Page A223
 --Feb 01/05R ---CES -

 Loss of the Engine Validity Signal to the BMC2
 1. Possible Causes
_______________
 -CFDIU (1TW)
 -BMC-2 (1HA2)

 2. Job Set-up Information
______________________
 A. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 31-32-34-000-001 Removal of the CFDIU (1TW)
 AMM 31-32-34-400-001 Installation of the CFDIU (1TW)
 AMM 36-11-00-740-001 BITE Test of the BMC 1(2)
 AMM 36-11-34-000-001 Removal of the BMC (1HA1, 1HA2)
 AMM 36-11-34-400-001 Installation of the BMC (1HA1, 1HA2)

 3. Fault Confirmation

__________________
 A. Test

 (1) Do the BITE test of the BMC2 (Ref. AMM TASK 36-11-00-740-001).
 4. Fault Isolation
_______________

 A. If the test gives the maintenance messages:
 EIU2 ENG FAMILY DISAGREE

 -replace the CFDIU (1TW) (Ref. AMM TASK 31-32-34-000-001) and (Ref. AMM TASK 31-32-34-400-001).
 (1) If the fault continues:
 -replace the BMC-2 (1HA2) (Ref. AMM TASK 36-11-34-000-001) and (Ref. AMM TASK 36-11-34-400-001).
 B. Do the test given in para. 3.
 1
 -EFF : ALL

-∞∞36-11-00∞∞∞∞∞∞∞∞∞∞Page A224
 --Feb 01/05R ---CES -

 Failure of the Bleed Air Precooler-Exchanger of the Engine 1
 1. Possible Causes
_______________

 -EXCHANGER-BLEED AIR PRECOOL (7150HM1)
 2. Job Set-up Information
______________________
 A. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM  36-11-42-000-001 Removal of the Bleed-Air Precooler Exchanger (7150HM1,7150HM2) AMM 36-11-42-400-001 Installation of the Bleed-Air Precooler Exchanger (7150HM1,7150HM2)
 3. Fault Confirmation
__________________
 A. Test

 (1) Not Applicable
 4. Fault Isolation
_______________

 A. If the fault symptom is identified by the maintenance message:
 PRECOOLER

 -replace the EXCHANGER-BLEED AIR PRECOOL (7150HM1) (Ref. AMM TASK 36-11-42-000-001) and (Ref. AMM TASK 36-11-42-400-001).
 (1) If the fault continues:
 -do a check and repair the clogged duct between the fan of the engine and the fan air valve (9HA1).
 B. Test

 (1)
 Do the engine start procedure.

 (2)
 Make sure that the ECAM warning AIR ENG 1 BLEED FAULT is not shown on the upper ECAM DU.

 1
 -EFF : ALL

-∞∞36-11-00∞∞∞∞∞∞∞∞∞∞Page A225
 --Feb 01/05R ---CES -

 Failure of the Bleed Air Precooler-Exchanger of the Engine 2
 1. Possible Causes
_______________

 -EXCHANGER-BLEED AIR PRECOOL (7150HM2)
 2. Job Set-up Information
______________________
 A. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM  36-11-42-000-001 Removal of the Bleed-Air Precooler Exchanger (7150HM1,7150HM2) AMM 36-11-42-400-001 Installation of the Bleed-Air Precooler Exchanger (7150HM1,7150HM2)
 3. Fault Confirmation
__________________
 A. Test

 (1) Not Applicable
 4. Fault Isolation
_______________

 A. If the fault symptom is identified by the maintenance message:
 PRECOOLER

 -replace the EXCHANGER-BLEED AIR PRECOOL (7150HM2) (Ref. AMM TASK 36-11-42-000-001) and (Ref. AMM TASK 36-11-42-400-001).
　
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