TM 55-2840-231-23
1-40. Pressurized Container - Inspection - Continued
LOCATION/lTEM
REMARKS
ACTION
I
ENGINE CONTAINER/ -
Continued
b. Allow air pressure
to return to zero.
c. Remove capscrews
and nuts that secure
container halves together,
d. Remove cover from
container and inspect
engine to determine its
serviceability. Any
presense of corrosion on
the inlet, or compressor
housing, or on other
visible exterior surfaces,
or on the compressor
or turbine blades or vanes
is cause to render the
engine as unserviceable.
Table 1-5. Container Air Pressure vs. Ambient Temperature
Temperature
Pressure
Temperature
Pressure
( ° C ) ( ° F
)
(psig)
( ° C ) ( ° F
)
(psig)
60
140
54
130
49
120
43
110
38
100
32
90
27
80
21
70
16
60
10
50
7.6
7.3
6.9
6.5
6.1
5.8
5.4
5.0
4.6
4.3
4
40
-1
30
-7
20
-12
10
-18
0
-23
-10
-29
-20
-34
-30
-40
-40
3.9
3.5
3.2
2.8
2.4
2.0
1.7
1.3
0.9
If the engine is found to be serviceable, re-
move it from container and preserve it as
outlined in paragraph 1-36 or place it in
service.
If unserviceable, inspect and repair to a like-
new corrosion-free condition per applicable
paragraphs within this manual as authorized
by Maintenance Allocation Chart. If not re-
pairable, ship engine to Depot.
1-54
