TASK 34-41-00-810-834
Display of the WXR RNG Message on the ND
1. Possible Causes
_______________
- XCVR-WEATHER RADAR, 1 (1SQ1)
- XCVR-WEATHER RADAR, 2 (1SQ2)
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION
-------------------------------------------------------------------------------
AMM 34-41-00-740-002 BITE Test of the Weather Radar
AMM 34-41-33-000-004 Removal of the Weather Radar Transceiver (1SQ1, 1SQ2)
AMM 34-41-33-400-003 Installation of the Weather Radar Transceiver (1SQ1,
1SQ2)
3. Fault Confirmation
__________________
A. Test
(1) Do the BITE test of the weather radar (Ref. AMM TASK 34-41-00-740-002).
4. Fault Isolation
_______________ R **ON A/C 001-049, 101-149, 151-199, 201-299, 301-399, 401-499,
A. If the red message WXR RNG is shown on the ND:
- replace the XCVR-WEATHER RADAR, 1 (1SQ1) (Ref. AMM TASK 34-41-33-000-004) and (Ref. AMM TASK 34-41-33-400-003).
**ON A/C 051-099,
A. If the red message WXR RNG is shown on the ND:
(1) If the weather radar 1 is active:
- replace the XCVR-WEATHER RADAR, 1 (1SQ1) (Ref. AMM TASK 34-41-33-000-004) and (Ref. AMM TASK 34-41-33-400-003).
「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 ∞∞34-41-00∞∞∞∞∞∞∞∞∞∞Page 266
Aug 01/05 CES
R (2) If the weather radar 2 is active:
R - replace the XCVR-WEATHER RADAR, 2 (1SQ2) (Ref. AMM TASK 34-41-33-
R 000-004) and (Ref. AMM TASK 34-41-33-400-003).
R **ON A/C ALL
B. Do the test given in Para. 3.
Discrepancy between the tilt value on the weather radar control unit and the weather radar image return on the ND
1. Possible Causes
_______________
- DRIVE-WR ANTENNA (7SQ)
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 34-41-00-720-002 Functional test of the Tilt Control of the Weather-Radar Antenna Drive-Unit
3. Fault Confirmation
__________________
A. Do the functional test of the Weather Radar Antenna Tilt (Ref. AMM TASK 34-41-00-720-002).
4. Fault Isolation
_______________
A. If the test shows a discrepancy between the tilt value on the weather radar control unit and the elevation value on the indicator of the antenna drive unit:
- replace the DRIVE-WR ANTENNA (7SQ) (Ref. AMM 34-41-11, P. Block 401).
B. Do the test given in Para. 3.A.
Loss of the IR Interface between the WXR transceiver 1 and the ADIRU 1 + 3
1. Possible Causes
_______________
- XCVR-WEATHER RADAR, 1 (1SQ1)
- ADIRU-1 (1FP1)
- ADIRU-3 (1FP3)
- wiring from the ADIRU1 to the weather radar transceiver 1
- wiring from the ADIRU3 to the weather radar transceiver 1
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION
-------------------------------------------------------------------------------
AMM 34-12-34-000-001 Removal of the ADIRU (1FP1, 1FP2, 1FP3)
AMM 34-12-34-400-001 Installation of the ADIRU (1FP1, 1FP2, 1FP3)
AMM 34-41-00-740-002 BITE Test of the Weather Radar
AMM 34-41-33-000-004 Removal of the Weather Radar Transceiver (1SQ1, 1SQ2)
AMM 34-41-33-400-003 Installation of the Weather Radar Transceiver (1SQ1,
1SQ2) ASM 34-41/01
3. Fault Confirmation
__________________
A. Test
NOTE : Do the test that follows with the ATT HDG selector switch (13FP),
____ on the SWITCHING panel 8VU, at NORM then at CAPT ON 3.
Do the BITE test of the weather radar (Ref. AMM TASK 34-41-00-740-002).
4. Fault Isolation
中国航空网 www.aero.cn
航空翻译 www.aviation.cn
本文链接地址：A320 Trouble Shooting Manual 排故手册 导航 NAVIGATION 3(23)
