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 1 If the fault continues:
_
 - replace the ECB (59KD) (Ref. AMM TASK 49-61-34-000-003) and (Ref. AMM TASK 49-61-34-400-003).
 2 If the fault continues:
_
 - do a check for of the EGT TCPLE RAKE (8057KM2) (Ref. TASK 49-70-00-810-817)
 3 If the fault continues:
_
 - replace the PRIMARY FUEL-NOZZLE and MANIFOLD (8020KM) ((Ref. AMM TASK 49-31-41-000-003) and (Ref. AMM TASK 49-31-41-400-003)) and the SECONDARY FUEL-NOZZLE and MANIFOLD (8021KM) ( (Ref. AMM TASK 49-31-42-000-004) and (Ref. AMM TASK 49-31-42-400-006)).
R **ON A/C 001-049, 101-105, 107-107, 151-199, 201-210,
 C. Do the test given in para. 3.
 「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 001-049, 101-105, 107-107, 151-199, ∞∞49-70-00∞∞∞∞∞∞∞∞∞∞Page 215
 201-210, Config-2 Aug 01/05 CES

 TASK 49-70-00-810-821

 Data Memory Module P20 Fault (131-9(A))
 1. Possible Causes
_______________
 - DATA MEMORY MODULE SHOWS WRAP TEST FAILURE

 - DATA MEMORY MODULE SHOWS READ FAILURE

 - DATA MEMORY MODULE SHOWS CHECKWORD FAILURE

 - DATA MEMORY MODULE SHOWS APU S/N FAILURE

 - DATA MEMORY MODULE SHOWS WRITE FAILURE

 - damage/contamination of the electrical connector P20

 - aircraft wiring

 - DATA MEMORY MODULE (DMM) (P20)

 - ECB (59KD)

 - DATA MEMORY MODULE (DMM)

 - DATA MEMORY MODULE (DMM) (8060KM)

 - DATA MEMORY MODULE (DMM) (8062KM)

 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
 -------------------------------------------------------------------------------
No specific jumper
 B. Referenced Information
 -------------------------------------------------------------------------------
REFERENCE DESIGNATION
 -------------------------------------------------------------------------------
AMM 49-00-00-860-008 APU Start by External Power (131-9(A))
 AMM 49-00-00-860-009 APU Shutdown by External Power (131-9(A))
 AMM 49-61-34-000-003 Removal of the Electronic Control Box (ECB)

 (131-9(A)) AMM 49-61-34-400-003 Installation of the Electronic Control Box (ECB)
 (131-9(A)) AMM 49-73-32-000-001 Removal of the Data Memory Module (8062KM) (131-9(A)) AMM 49-73-32-400-001 Installation of the Data Memory Module (8062KM)
 (131-9(A))
 ASM 49-61/01

 「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 001-049, 101-105, 107-107, 151-199, ∞∞49-70-00∞∞∞∞∞∞∞∞∞∞Page 216
 201-210, Config-2 Aug 01/05 CES

 3. Fault Confirmation
__________________

 A. Read-out of ECB Trouble-Shooting Data
 (1) Get access to the APU LAST LEG/PREVIOUS LEG report.

 (2) Push the '>'-key adjacent to the related CFDS failure message.

 (3) If the MCDU menu shows:
 DATA MEMORY MODULE SHOWS WRAP TEST FAILURE

 - do the Fault Confirmation that follows:
 (a) Set the APU MASTER SW to the OFF position and wait 35 seconds, minimum.

 (b) Set the APU MASTER SW to the ON position.

 (c) Get access to the APU LAST LEG/PREVIOUS LEG report.

 (d) Push the '>'-key adjacent to TEST on the MCDU.

 

 (4) If the MCDU menu shows:
 DATA MEMORY MODULE SHOWS READ FAILURE

 

 DATA MEMORY MODULE SHOWS CHECKWORD FAILURE
 DATA MEMORY MODULE SHOWS APU S/N FAILURE

 - do the Fault Confirmation that follows:
 (a) Set the APU MASTER SW to the OFF position and wait 35 seconds, minimum.

 (b) Set the APU MASTER SW to the ON position.

 (c) Get access to the APU GND SCANNING menu.

 (5) If the MCDU menu shows:
 DATA MEMORY MODULE SHOWS WRITE FAILURE

 - do the Fault Confirmation that follows:
 (a) Start the APU (Ref. AMM TASK 49-00-00-860-008).

 (b) Get access to the APU GND SCANNING menu.

 (c) Shut down the APU (Ref. AMM TASK 49-00-00-860-009).

 (d) Wait until the ECB (59KD) power-down, speed < 7% plus 30 seconds.

 (e) Set the APU MASTER SW to the ON position.

 「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 001-049, 101-105, 107-107, 151-199, ∞∞49-70-00∞∞∞∞∞∞∞∞∞∞Page 217
　
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