4. Fault Isolation_______________
A. If the upper section of the CAPT AUTO LAND warning light does not flash:
- do the operational test of the annunciator light test system (Ref. AMM TASK 33-14-00-710-001).
(1) If the upper section of the CAPT AUTO LAND warning light stays off:
- replace the WARN LT-AUTO LAND, CAPT (13WW1).
(a) If the fault continues:
- do a check and repair the wiring from CAPT AUTO LAND warning light (13WW1) pin A/7 to the first terminal block (Ref. ASM 31-52/06).
「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 ∞∞31-53-00∞∞∞∞∞∞∞∞∞∞Page A240
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CES
(2) If the upper section of the CAPT AUTO LAND warning light flashes:
- replace the FWC-1 (1WW1) (Ref. AMM TASK 31-53-34-000-001) and (Ref. AMM TASK 31-53-34-400-001).
(a) If the fault continues:
- do a check and repair the wiring from FWC1 (1WW1) pin AB/1H to the first terminal block (Ref. ASM 31-52/06).
B. If the lower section of the CAPT AUTO LAND warning light does not flash:
- do the operational test of the annunciator light test system (Ref. AMM TASK 33-14-00-710-001).
(1) If the lower section of the CAPT AUTO LAND warning light stays off:
- replace the WARN LT-AUTO LAND, CAPT (13WW1)
(a) If the fault continues:
- do a check and repair the wiring from CAPT AUTO LAND warning light (13WW1) pin A/4 to the first terminal block (Ref. ASM 31-52/06).
(2) If the lower section of the CAPT AUTO LAND warning light flashes:
- replace the FWC-1 (1WW1) (Ref. AMM TASK 31-53-34-000-001) and (Ref. AMM TASK 31-53-34-400-001).
(a) If the fault continues:
- do a check and repair the wiring from FWC2 (1WW2) pin AB/1H to the first terminal block (Ref. ASM 31-52/06).
C. Do the test given in Para. 3.
「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 ∞∞31-53-00∞∞∞∞∞∞∞∞∞∞Page A241
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CES Failure of the F/O AUTO LAND Warning Light
1. Possible Causes_______________
- FWC-1 (1WW1)
- FWC-2 (1WW2)
- WARN LT-AUTO LAND, F/O (13WW2)
- wiring
2. Job Set-up Information______________________
A. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
AMM 31-53-34-000-001 Removal of the Flight Warning Computer (FWC) (1WW1,1WW2)
AMM 31-53-34-400-001 Installation of the Flight Warning Computer (FWC) (1WW1,1WW2)
AMM 33-14-00-710-001 Operational Test of the Annunciator Light Test System in the Cockpit
ASM 31-52/06
3. Fault Confirmation__________________
A. Test
Push the F/O AUTO LAND warning light on the CAPT glareshield panel
(130VU).
4. Fault Isolation_______________
A. If the upper section of the F/O AUTO LAND warning light does not flash:
- do the operational test of the annunciator light test system (Ref. AMM TASK 33-14-00-710-001).
(1) If the upper section of the F/O AUTO LAND warning light stays off:
- replace the WARN LT-AUTO LAND, F/O (13WW2).
(a) If the fault continues:
- do a check and repair the wiring from F/O AUTO LAND warning light (13WW2) pin A/7 to the first terminal block (Ref. ASM 31-52/06).
「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 ∞∞31-53-00∞∞∞∞∞∞∞∞∞∞Page A242
Aug 01/05R
CES
(2) If the upper section of the F/O AUTO LAND warning light flashes:
- replace the FWC-1 (1WW1) (Ref. AMM TASK 31-53-34-000-001) and (Ref. AMM TASK 31-53-34-400-001).
(a) If the fault continues:
- do a check and repair the wiring from FWC1 (1WW1) pin AE/1B to the first terminal block (Ref. ASM 31-52/06).
B. If the lower section of the F/O AUTO LAND warning light does not flash:
- do the operational test of the annunciator light test system (Ref. AMM TASK 33-14-00-710-001).
(1) If the upper section of the F/O AUTO LAND warning light stays off:
- replace the WARN LT-AUTO LAND, F/O (13WW2).
(a) If the fault continues:
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