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AMM 31-50-00-710-001 Ground Scanning of the Central Warning System 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) ASM 34-58/01
 3. Fault Confirmation
__________________
 A. Do the operational test of the central warning systems (Ref. AMM TASK 31-50-00-710-001).
 4. Fault Isolation
_______________
 A. If the test gives the maintenance message FWC2: NO DATA FROM GPS2:
 - replace the FWC-2 (1WW2) (Ref. AMM TASK 31-53-34-000-001) and (Ref. AMM TASK 31-53-34-400-001).
 (1) If the fault continues:
 - do a check and repair the wiring from FWC2 (1WW2) pins AE/9C, 9D to the first terminal block (Ref. ASM 34-58/01).
 B. 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 A228
 Aug 01/05R
 CES  Loss of the Bus Output from the FWC2 detected by the CFDIU

 

 1. Possible Causes
_______________
 - FWC-2 (1WW2)

 - wiring

 2. Job Set-up Information
______________________
 A. Referenced Information
 -------------------------------------------------------------------------------
REFERENCE DESIGNATION
 -------------------------------------------------------------------------------
AMM 31-32-00-869-002 Procedure for Class 3 Faults Reading 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) ASM 31-52/05
 3. Fault Confirmation
__________________
 A. Make sure that this(these) circuit breaker(s) is(are) closed:
 -------------------------------------------------------------------------------
PANEL DESIGNATION IDENT. LOCATION
 -------------------------------------------------------------------------------
121VU EIS/FWC2/SPLY 2WW Q07
 B. Test On the CFDS MENU page, get access to the AVIONICS STATUS page (Ref. AMM TASK 31-32-00-869-002).
 4. Fault Isolation
_______________
 A. If the test gives the maintenance message NO FWC2 DATA:
 - replace the FWC-2 (1WW2) (Ref. AMM TASK 31-53-34-000-001) and (Ref. AMM TASK 31-53-34-400-001).
 (1) If the fault continues:
 - do a check and repair the wiring from FWC 2 (1WW2) pins AB/12J, 12K to the first terminal block (Ref. ASM 31-52/05).
 B. Do the test given in Para. 3.B.
 Aug 01/05R CES

 

 Loss of the Bus Output from the FWC2 detected by the DMC3
 1. Possible Causes
_______________
 - FWC-2 (1WW2)

 - 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 31-60-00-740-002 EIS Input Test
 AMM 31-60-00-740-007 GROUND SCANNING Test of the DMC
 ASM 31-52/05

 3. Fault Confirmation
__________________
 A. Make sure that this(these) circuit breaker(s) is(are) closed:
 -------------------------------------------------------------------------------
PANEL DESIGNATION IDENT. LOCATION
 -------------------------------------------------------------------------------
121VU EIS/FWC2/SPLY 2WW Q07
 **ON A/C 001-049, 051-099, 101-105, 151-199, 201-299, 301-302,
 B. Test Do the EIS input test (system 3) (Ref. AMM TASK 31-60-00-740-002).
R **ON A/C 106-149, 303-399, 401-499,
 B. Test Do the Ground Scanning Test of the DMC (Ref. AMM TASK 31-60-00-740-007).
 「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 A230
 Aug 01/05 CES 4. Fault Isolation

 

_______________
 **ON A/C 001-049, 051-099, 101-105, 151-199, 201-299, 301-302,
 A. If the test gives the maintenance message:
 DMC3: NO FWC2 DATA

 - replace the FWC-2 (1WW2) (Ref. AMM TASK 31-53-34-000-001) and (Ref. AMM TASK 31-53-34-400-001).
 (1) If the fault continues:
 - do a check and repair the wiring from FWC2 (1WW2) pins AB/12J, 12K to the first terminal block (Ref. ASM 31-52/05).
　
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