W DOC AIRBUS | TSM A320F

Loss of the Data Reception from the ACSC1

TASK 36-11-00-810-A10-A
Loss of the Data Reception from the ACSC1

1. Possible Causes
  • BMC-1 [1HA1]
  • wiring
  • CONT-AIR COND SYSTEM 1 [47HH]
  • CONT-AIR COND SYSTEM 2 [57HH]
  • BMC-2 [1HA2]
2. Job Set-up Information
 A. Referenced Information
REFERENCE
DESIGNATION
AMM 21-61-34-000-002
Removal of the Air-Conditioning System Controller
AMM 21-61-34-400-002
Installation of the Air-Conditioning System Controller
AMM 36-11-00-740-802
BITE Test of the Engine Bleed Air System (EBAS) (System Test)
ASM 361103
AMM 36-11-34-000-001
Removal of the BMC
AMM 36-11-34-400-001
Installation of the BMC
3. Fault Confirmation
Subtask 36-11-00-740-104-A ** ON A/C NOT FOR ALL
A. Test
   (1) Do the BITE test of the EBAS AMM 36-11-00-740-802.
4. Fault Isolation
Subtask 36-11-00-810-417-A ** ON A/C NOT FOR ALL
A. If the test gives the maintenance message:
NO DATA FROM ACSC1
Subtask 36-11-00-810-426-A ** ON A/C NOT FOR ALL
B. If the fault continues:
   (1) Do a check of the wiring from BMC1 (1HA1) pin AA/12C and AA/12D and ACSC1 (47HH) pin AA/7E and AA/7F ASM 361103.
   (2) Do a check of the wiring from BMC2 (1HA2) pin AA/11C and AA/11D and ASSC1 (47HH) pin AA/7E and AA/7F ASM 361103.
   (3) Do a check of the wiring from BMC1 (1HA1) pin AA/12B and AA/14B and ACSC1 (47HH) pin AA/1F and AA/1G ASM 361103.
   (4) Do a check of the wiring from BMC2 (1HA2) pin AA/14C and AA/14D and ACSC1 (47HH) pin AA/1F and AA/1G ASM 361103.
   (5) If the wiring is not correct:
  • Repair or replace the wiring .
   (6) If the wiring is correct:
   (7) Do the test given in Para. 3.
Subtask 36-11-00-810-437-A ** ON A/C NOT FOR ALL
C. If the fault continues:
   (1) Replace the CONT-AIR COND SYSTEM 2 [57HH] AMM 21-61-34-000-002 and AMM 21-61-34-400-002.
Subtask 36-11-00-810-679-A ** ON A/C NOT FOR ALL
D. If the fault continues:
   (1) Replace the BMC-2 [1HA2] AMM 36-11-34-000-001 and AMM 36-11-34-400-001.
[Rev.8 from Aug 2018] 2026.04.04 04:33:55 UTC
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