(4)
IPC 77-21-03 Fig 1
(5)
IPC 77-21-04 Fig. 1
B.
Access
(1)
Location Zone
412 Engine 1 - Turbine Exhaust Case
422 Engine 2 - Turbine Exhaust Case
432 Engine 3 - Turbine Exhaust Case
442 Engine 4 - Turbine Exhaust Case
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////////////////////////A / PW4000 SERIES /747-400 / ENGINES /MAINTENANCE MANUAL ////////////////////////
SEE B
FLANGE P FLANGE P
SEE A FLANGE S FLANGE S
FLANGE T FLANGE T
CSEE PROBE THERMOCOUPLE EGT (TT4.95) (4 LOCATIONS) CABLE CLAMPS SEE I SEE E
1. RIGHT EGT (TT4.95) CABLE THERMOCOUPLE K CABLE CLAMP SEE
CLAMPS CABLE LSEE TURBINE EXHAUST CASE
TURBINE EXHAUST CASE 2. LEFT EGT (TT4.95) CABLE THERMOCOUPLE
SEE D
SEE J
SEE H SEE F
SEE G FWD A SEE EGT (TT4.95) THERMOCOUPLE CABLE TERMINAL BOX M B FWD
Exhaust Gas Temperature (TT4.95) Thermocouple Cable Installation
Figure 401 (Sheet 1)
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4. NUT-CHROMEL STUD 4. NUT-CHROMEL STUD
(2 LOCATIONS) (2 LOCATIONS)
5. WASHER 5. WASHER
3. NUT-ALUMEL STUD
3. NUT-ALUMEL STUD
(2 LOCATIONS) (2 LOCATIONS)(2 LOCATIONS)
(2 LOCATIONS) HARNESS HARNESS8. WASHERLEADS LEADS
(2 LOCATIONS)
6. BOLT
6. BOLT
CLAMP 7. NUT CLAMP 7. NUT
8. WASHER (2 LOCATIONS)
HARNESS
LEADS
HARNESS
LEADS 6. BOLT
CLAMP
6. BOLT BRACKET
9. BOLT
CLAMP
BRACKET
EGT (TT4.95)
CLAMP
THERMOCOUPLE EGT (TT4.95) PROBE THERMOCOUPLE
7. NUT PROBE
7. NUT CLAMP
1. RIGHT EGT (TT4.95)
1. RIGHT EGT (TT4.95)
THERMOCOUPLE
7. NUT
THERMOCOUPLE
CABLE
CABLE
1 O'CLOCK POSITION 4 O'CLOCK POSITION
C D
3. NUT-ALUMEL STUD HARNESS
4. NUT-CHROMEL STUD
8. WASHER (2 LOCATIONS) LEADS (2 LOCATIONS)
(2 LOCATIONS) 9. BOLT
4. NUT-CHROMEL STUD (2 LOCATIONS) CLAMP
3. NUT-ALUMEL STUD BRACKET
5. WASHER
(2 LOCATIONS) (2 LOCATIONS) 8. NUT
6. BOLT
HARNESS
6. BOLT
CLAMP
7. NUT LEADS
8. WASHER (2 LOCATIONS)
5. WASHER (2 LOCATIONS)
9. BOLT HARNESS LEADS CLAMP
17. SPACER
CLAMP
2. LEFT EGT (TT4.95) THERMOCOUPLE CABLE
EGT (TT4.95)
2. LEFT EGT (TT4.95)
THERMOCOUPLE THERMOCOUPLEBRACKETPROBE
7. NUT 10 O'CLOCK POSITION
CABLE
7 O'CLOCK POSITION
F E
Exhaust Gas Temperature (TT4.95) Thermocouple Cable Installation
Figure 401 (Sheet 2)
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////////////////////////A / PW4000 SERIES /747-400 / ENGINES /MAINTENANCE MANUAL ////////////////////////
EPR (PT4.95) MANIFOLD
14. BRACKET (REF) 1. RIGHT
FWD EGT (TT4.95)
THERMOCOUPLE
CABLE FLANGE T
1. RIGHT
15. BRACKET EGT (TT4.95) THERMOCOUPLE CABLE
FLANGE P 7. NUT PLATE13. BRACKET EPR (PT4.95)
16. BRACKET MANIFOLD
2. LEFT 17. SPACER
THERMOCOUPLE EGT (TT4.95) (2 LOCATIONS) FWD
CABLE
9. BOLT FLANGE T
12. PLATE (6 LOCATIONS) 10. BOLT BRACKET 9. BOLT
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