(2)
Access Panel
417 Left Core Cowl Panel - Engine 1
418 Right Core Cowl Panel - Engine 1
427 Left Core Cowl Panel - Engine 2
428 Right Core Cowl Panel - Engine 2
437 Left Core Cowl Panel - Engine 3
438 Right Core Cowl Panel - Engine 3
447 Left Core Cowl Panel - Engine 4
448 Right Core Cowl Panel - Engine 4
C.
Procedure
S 014-002-N00
(1)
Remove the applicable EGT (TT4.95) thermocouple probe (AMM 77-21-01/401).
S 034-003-N00
(2)
Remove the bolt that attaches the housing to the turbine exhaust case.
(3)
Remove the housing.
S 024-004-N00
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SEE B
SEE A
BOLT (2 PLACES)
FLANGE S FLANGE S
HOUSING THERMOCOUPLE EGT (TT4.95) FLANGE T FLANGE P FLANGE P FLANGE T PROBE THERMOCOUPLE EGT (TT4.95)
SEE C
BOLT
TURBINE EXHAUST
TURBINE
EXHAUST CASE
CASE EGT (TT4.95) THERMOCOUPLE HOUSING
EGT (TT4.95) THERMOCOUPLE HOUSING
SEE C
FWD FWD
C AB
Exhaust Gas Temperature (TT4.95) Thermocouple Housing Installation Figure 401
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S 034-005-N00
(4) Install a cover on the opening on the turbine exhaust case.
TASK 77-21-05-404-006-N00
3. Exhaust Gas Temperature (TT4.95) Thermocouple Housing Installation (Fig. 401)
__________________________________________________________________
A. Equipment
(1)
M303, M305, or M307 Bergen Mechanical Crimper
Bergen Cable Technologies
170 Greg Street
P.O. Box 1300
Lodi New Jersey 07644 USA
B.
Consumable Materials
(1)
D00390 Oil, Engine
(2)
G02332 Ferrule, Safety Cable (P05-292)
(3)
G02334 Lockwire, AS3214-02
(4)
G02335 Cable, Safety (P05-291)
C.
References
(1)
AMM 71-00-00/501, Power Plant
(2)
AMM 77-21-01/401, EGT (TT4.95) Thermocouple Probe
(3)
IPC 77-21-01 Fig. 5
D.
Access
(1)
Location Zone 412 Engine 1 - Turbine Exhaust Case 1 or 7 o'clock 422 Engine 2 - Turbine Exhaust Case 1 or 7 o'clock 432 Engine 3 - Turbine Exhaust Case 1 or 7 o'clock 442 Engine 4 - Turbine Exhaust Case 1 or 7 o'clock
(2)
Access Panel
417 Left Core Cowl Panel - Engine 1
418 Right Core Cowl Panel - Engine 1
427 Left Core Cowl Panel - Engine 2
428 Right Core Cowl Panel - Engine 2
437 Left Core Cowl Panel - Engine 3
438 Right Core Cowl Panel - Engine 3
447 Left Core Cowl Panel - Engine 4
448 Right Core Cowl Panel - Engine 4
E.
Procedure
(1)
Remove the cover from the opening on the turbine exhaust case.
S 424-013-N00
(2)
Install the housing:
S 434-007-N00
(a) Put the housing in its position on the turbine exhaust case.
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////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
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