- do a check and repair the wiring from the ECB (59KD) AB/A8, A9 to the EGT THERMOCOUPLE RAKE (8057KM2) studs/alumel, chromel (Ref. ASM 49-61/02).
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 001-003, 051-099, 401-499, ∞∞49-00-00∞∞∞∞∞∞∞∞∞∞Page 235
Config-1 Aug 01/05 CES (2) If the fault continues:
- replace the ECB (59KD) (Ref. AMM TASK 49-61-34-000-001) and (Ref. AMM TASK 49-61-34-400-001).
B. Do the test given in para. 3.
NOTE : It is recommended to make an entry in the applicable logbook that
____ you must read the APU CLASS 3 FAULTS after the first following flight. If the APU CLASS 3 FAULTS page gives the maintenance message EGT TCPLE RAKE (8057KM1) after the first following flight:
- do the applicable trouble shooting procedure (Ref. TASK 49-70-00-810-803). If the APU CLASS 3 FAULTS page gives the maintenance message EGT TCPLE RAKE (8057KM2) after the first following flight:
- do the applicable trouble shooting procedure (Ref. TASK 49-70-00-810-804).
R **ON A/C 001-003, 051-099, 401-499,
TASK 49-00-00-810-813
APU AUTO SHUT DOWN - SENSOR FAILURE, EGT Indication System 1 Fault (GTCP
36-300)
1. Possible Causes
_______________
- EGT THERMOCOUPLE RAKE 1
- ECB (59KD)
- EGT THERMOCOUPLE RAKE (8057KM1)
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
49-70-00-810-803 Thermocouple Rake 1 Defective (GTCP 36-300) AMM 49-00-00-710-004 Operational Test of the APU (4005KM) (GTCP 36-300) AMM 49-61-34-000-001 Removal of the Electronic Control Box (ECB) (59KD)
(GTCP 36-300) AMM 49-61-34-400-001 Installation of the Electronic Control Box (ECB) (59KD) (GTCP 36-300) AMM 49-72-15-000-001 Removal of the Thermocouple (8057KM1) and (8057KM2) (APS 3200) AMM 49-72-15-000-003 Removal of the Thermocouple Probes (8057KM1) and (8057KM2) (GTCP 36-300) AMM 49-72-15-400-001 Installation of the Thermocouple Probes (8057KM1) and (8057KM2) (GTCP 36-300)
3. Fault Confirmation
__________________
A. Do the operational test of the APU (Ref. AMM TASK 49-00-00-710-004).
4. Fault Isolation
_______________
**ON A/C 001-003, 051-062,
A. If an APU auto shutdown occurs during the operational test of the APU and the APU SHUTDOWNS report gives the maintenance message:
SENSOR FAILURE - EGT TC RAKE 1 AND ECB 59KD:
- replace the EGT THERMOCOUPLE RAKE 1 (Ref. AMM TASK 49-72-15-000-001) and (Ref. AMM TASK 49-72-15-400-001). and
- replace the ECB (59KD) (Ref. AMM TASK 49-61-34-000-001) and (Ref. AMM TASK 49-61-34-400-001).
B. Do the test given in para. 3.
NOTE : It is recommended to make an entry in the applicable logbook that
____ you must read the APU CLASS 3 FAULTS after the first following flight. If the APU CLASS 3 FAULTS page gives the maintenance message EGT TC RAKE 1 after the first following flight:
- do the applicable trouble shooting procedure (Ref. TASK 49-70-00-810-803).
R **ON A/C 063-099, 401-499,
A. If an APU auto shutdown occurs during the operational test of the APU and the APU SHUTDOWNS report gives the maintenance message:
SENSOR FAILURE - EGT TCPLE RAKE (8057KM1) AND ECB (59KD)
with the LRU TROUBLE SHOOT DATA menu information:
EGT1 SENSOR FAILURE AND ECB INTERNAL FAILURE
Fault Code Number: 036
- replace the EGT THERMOCOUPLE RAKE (8057KM1) (Ref. AMM TASK 49-72-15-000-003) and (Ref. AMM TASK 49-72-15-400-001). and
- replace the ECB (59KD) (Ref. AMM TASK 49-61-34-000-001) and (Ref. AMM TASK 49-61-34-400-001).
B. Do the test given in para. 3.
NOTE : It is recommended to make an entry in the applicable logbook that
____ you must read the APU CLASS 3 FAULTS after the first following flight. If the APU CLASS 3 FAULTS page gives the maintenance message EGT TPCLE RAKE (8057KM1) after the first following flight:
- do the applicable trouble shooting procedure (Ref. TASK 49-70-00-810-803).
R **ON A/C 001-003, 051-099, 401-499,
TASK 49-00-00-810-814
APU AUTO SHUT DOWN - SENSOR FAILURE, EGT Indication System 2 Fault (GTCP
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