TM 55-2840-254-23
MAINTENANCE ALLOCATION CHART
NOMENCLATURE OF END ITEMS
T55-L-712
(1)
(2)
(3)
(4)
(5)
MAINTENANCE CATEGORY
TOOLS
(6)
GROUP
MAINTENANCE
AND
NUMBER
COMPONENT/ASSEMBLY
FUNCTION
EQUIPMENT
REMARKS
AVUM
AVIM
DEPOT
040404
CURL ASSEMBLY
INSPECT
-.-
48, 57
REPLACE
-.-
48, 57
REPAIR
-.-
47, 48
D, E, F, G
040405
POWER TURBINE ASSEMBLY
INSPECT
-.-
48, 57
REPLACE
-.-
16, 21, 48
REPAIR
-.-
47, 48
D, E, F, G
040406
NO. 4 AND NO. 5 BEARING
INSPECT
-.-
48, 53, 56,
PACKAGE SEALS
57, 65
REPLACE
-.-
17, 38, 48,
K
53, 57, 59,
65
040407
3RD AND 4TH STAGE POWER
INSPECT
-.-
48, 57
TURBINE ROTORS/POWER
SHAFF
REPLACE
-.-
REPAIR
-.-
14, 48, 57
D, E
040408
3RD STAGE POWER TURBINE
INSPECT
-.-
48, 57
NOZZLE
REPLACE
-.-
19, 39, 48,
57
REPAIR
-.-
47, 48, 49
D, E, F, G
040409
FOURTH STAGE POWER TUR-
INSPECT
-.-
48, 57
BINE NOZZLE
REMOVE
-.-
19.39, 48,
57
REPAIR
-.-
57, 72
INSTALL
-.-
19, 39, 48,
57
OVERHAUL
-.-
47, 48, 49
D, E, F, G
Change 6 B-11
