TASK 34-42-00-810-803 Loss of the Altitude Bus 1 of the RA Transceiver 1 Identified by the EFCS1 or the EFCS2 1. Possible Causes _______________ - XCVR-RA, 1 (2SA1) - wiring of the ALTITUDE BUS 1 from the RA transceiver 1 (2SA1) to the first terminal block 2. Job Set-up Information ______________________ A. Referenced Information ------------------------------------------------------------------------------REFERENCE DESIGNATION ------------------------------------------------------------------------------R AMM AMM AMM ASM 27-96-00-740-001 34-42-33-000-001 34-42-33-400-001 34-42/01 BITE Test of the EFCS (Ground Scanning) Removal of the Radio Altimeter Transceiver 2SA1 and 2SA2 Installation of the Radio Altimeter Transceiver 2SA1 and 2SA2
3. Fault Confirmation __________________ A. Make sure that this(these) circuit breaker(s) is(are) closed: ------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION ------------------------------------------------------------------------------121VU COM NAV/RAD ALTM/1 1SA1 K11 B. Test (1) Do the BITE test of the EFCS (ground scanning) (Ref. AMM TASK 27-9600-740-001). 4. Fault Isolation _______________ A. If the test gives the maintenance message RA1: - replace the XCVR-RA, 1 (2SA1) (Ref. AMM TASK 34-42-33-000-001) and (Ref. AMM TASK 34-42-33-400-001). (1) If the fault continues: - do a check and repair the wiring of the ALTITUDE BUS 1 from the RA transceiver 1 (2SA1) to the first terminal block (Ref. ASM 3442/01). B. Do the test given in Para. 3.B. EFF : CES ALL
∞ 34-42-00∞∞ ∞ ∞ ∞ Aug 01/99 ∞ Page 207
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 17_部分5.pdf
3. Fault Confirmation __________________ A. Make sure that this(these) circuit breaker(s) is(are) closed: ------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION ------------------------------------------------------------------------------121VU COM NAV/RAD ALTM/1 1SA1 K11 B. Test (1) Do the BITE test of the EFCS (ground scanning) (Ref. AMM TASK 27-9600-740-001). 4. Fault Isolation _______________ A. If the test gives the maintenance message RA1: - replace the XCVR-RA, 1 (2SA1) (Ref. AMM TASK 34-42-33-000-001) and (Ref. AMM TASK 34-42-33-400-001). (1) If the fault continues: - do a check and repair the wiring of the ALTITUDE BUS 1 from the RA transceiver 1 (2SA1) to the first terminal block (Ref. ASM 3442/01). B. Do the test given in Para. 3.B. EFF : CES ALL
∞ 34-42-00∞∞ ∞ ∞ ∞ Aug 01/99 ∞ Page 207
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 17_部分5.pdf
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