- ECB (59KD)
- aircraft wiring
- CFDIU (1TW)
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION
-------------------------------------------------------------------------------
AMM 31-32-34-000-001 Removal of the CFDIU (1TW)
AMM 49-00-00-710-009 Self-Test of the ECB (131-9(A))
AMM 49-00-00-860-008 APU Start 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)) ASM 31-32/04
3. Fault Confirmation
__________________
A. Read-out of ECB Trouble-Shooting Data
(1) Put the APU MASTER SW to the ON position.
(2) Get access to the APU LAST LEG/PREVIOUS LEG report.
(3) Push the '>'-key adjacent to the related CFDS failure message.
(4) If the MCDU menu shows:
CFDIU AC ID FAILURE
- do the Fault Confirmation that follows:
(a) Start the APU and apply Electrical Load and Bleed Air (Ref. AMM TASK 49-00-00-860-008).
(b) Get access to the APU GND SCANNING menu.
「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, ∞∞49-00-81∞∞∞∞∞∞∞∞∞∞Page B230
201-210, Config-1 Aug 01/05 CES
4. Fault Isolation
_______________
A. If the APU GND SCANNING menu gives the maintenance message:
NO DATA FROM CFDIU
associated with Fault Code Numbers (FCN) 157 or 158 or 159
- do the Self-Test of the ECB (59KD) (Ref. AMM TASK 49-00-00-710-009).
(1) If the test shows a malfunction of the ECB (59KD):
- 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/repair of the aircraft wiring between the ECB (59KD) 59KD-AB/K5,K6,K8,K9 and the CFDIU (1TW) 1TW-AA/F10,G10,F11,G11 (Ref. ASM 31-32/04).
(a) If the fault continues:
- replace the CFDIU (1TW) (Ref. AMM TASK 31-32-34-000-001) and (Ref. AMM TASK 31-32-34-000-001).
B. Do a check of the APU GND SCANNING menu to verify the fault is not present.
「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, ∞∞49-00-81∞∞∞∞∞∞∞∞∞∞Page B231
201-210, Config-1 Aug 01/05 CES
TASK 49-00-81-810-874
APU - Oil Smoke in Cabin (131-9(A))
1. Possible Causes
_______________
- plumbing/tubing
- APU component interfaces
- OIL COOLER
- OIL PUMP ASSY
- APU GENERATOR (8XS)
- FUEL CONTROL UNIT P19
- INLET GUIDE-VANE ACTUATOR P21
- oil contamination inside cooling-fan discharge duct
- unwanted material on the surfaces of the air intake system components
- the oil level in the oil reservoir is above the FULL mark on the oil sight glas
- AUXILIARY POWER UNIT (4005KM)
- OIL COOLER (8079KM)
- OIL PUMP ASSY (8080KM)
- FUEL CONTROL UNIT (8022KM)
- INLET GUIDE-VANE ACTUATOR (8014KM)
- flexible seals on the air intake system
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific black light lamp
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
No specific overflow drain tool
「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, ∞∞49-00-81∞∞∞∞∞∞∞∞∞∞Page B232
201-210, Config-1 Aug 01/05 CES
C. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
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