C F M 56 TASK 73-25-00-810-908 Loss of the Flight Data on the ARINC Bus from the EIU to the FADEC on Engine 2 1. Possible Causes _______________ EIU-2 (1KS2) harness J3 from the EIU-2 (1KS2) to the ECU (4000KS) wiring from CFDIU (1TW) to the EIU-2 (1KS2) CFDIU (1TW) ECU (4000KS)
2. Job Set-up Information ______________________ A. Referenced Information ------------------------------------------------------------------------------REFERENCE DESIGNATION ------------------------------------------------------------------------------AMM AMM AMM AMM AMM AMM AMM ASM 31-32-34-000-001 31-32-34-400-001 73-21-60-000-001 73-21-60-400-001 73-25-34-000-040 73-25-34-400-040 73-29-00-710-040 73-25/06 Removal of the CFDIU (1TW) Installation of the CFDIU (1TW) Removal of the Electronic Control Unit (ECU)(4000KS) Installation of the Electronic Control Unit (ECU)(4000KS) Removal of the Engine Interface Unit (EIU) (1KS1,1KS2) Installation of the Engine Interface Unit (EIU) (1KS1,1KS2) Operational Test of the FADEC on the Ground (with Engine non Motoring)
3. Fault Confirmation __________________ A. Do the operational test of the FADEC 2A on the ground (with engine non motoring) (Ref. AMM TASK 73-29-00-710-040). 4. Fault Isolation _______________ A. If the test gives the maintenance message CFDIU, EIU (FLGT), J3*: - do a check for open or short to ground at pins AB/5A, 5C to pins J3/22, 23 of the harness J3 from the EIU-2 (1KS2) to the ECU (4000KS) and at pins AB/11D, 11E to pins AA/11C, 11B of the wiring from CFDIU (1TW) to the EIU-2 (1KS2) (Ref. ASM 73-25/06). (1) If one of these wirings is not correct: - repair the defective harness J3 or the wiring. (2) If these wirings are correct: - replace the EIU-2 (1KS2) (Ref. AMM TASK 73-25-34-000-040) (Ref. AMM TASK 73-25-34-400-040). EFF : R CES ALL
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飞行翻译公司 www.aviation.cn 本文链接地址：A319 A320 A321 排故手册 TSM Trouble Shooting Manual 29_部分3.pdf
2. Job Set-up Information ______________________ A. Referenced Information ------------------------------------------------------------------------------REFERENCE DESIGNATION ------------------------------------------------------------------------------AMM AMM AMM AMM AMM AMM AMM ASM 31-32-34-000-001 31-32-34-400-001 73-21-60-000-001 73-21-60-400-001 73-25-34-000-040 73-25-34-400-040 73-29-00-710-040 73-25/06 Removal of the CFDIU (1TW) Installation of the CFDIU (1TW) Removal of the Electronic Control Unit (ECU)(4000KS) Installation of the Electronic Control Unit (ECU)(4000KS) Removal of the Engine Interface Unit (EIU) (1KS1,1KS2) Installation of the Engine Interface Unit (EIU) (1KS1,1KS2) Operational Test of the FADEC on the Ground (with Engine non Motoring)
3. Fault Confirmation __________________ A. Do the operational test of the FADEC 2A on the ground (with engine non motoring) (Ref. AMM TASK 73-29-00-710-040). 4. Fault Isolation _______________ A. If the test gives the maintenance message CFDIU, EIU (FLGT), J3*: - do a check for open or short to ground at pins AB/5A, 5C to pins J3/22, 23 of the harness J3 from the EIU-2 (1KS2) to the ECU (4000KS) and at pins AB/11D, 11E to pins AA/11C, 11B of the wiring from CFDIU (1TW) to the EIU-2 (1KS2) (Ref. ASM 73-25/06). (1) If one of these wirings is not correct: - repair the defective harness J3 or the wiring. (2) If these wirings are correct: - replace the EIU-2 (1KS2) (Ref. AMM TASK 73-25-34-000-040) (Ref. AMM TASK 73-25-34-400-040). EFF : R CES ALL
∞ 73-25-00∞∞ ∞ ∞ ∞ Aug 01/05 ∞ Page 292
飞行翻译公司 www.aviation.cn 本文链接地址：A319 A320 A321 排故手册 TSM Trouble Shooting Manual 29_部分3.pdf
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