TM 55-2840-254-23
4-19 INSTALL FIRESHIELD SECTION (Continued)
c.
Find gap measured in shim selec-
tion table. Read across table to find
shim thickness needed.
4-19
CAUTION
The required shim thickness de-
pends upon which part number
disc spring is used. The P/N
2-300-368-01 is a nominal 0.072
inch thickness (free state) whereas
the P/N 2-141-496-01 is a nominal
0.044 inch thickness (free state).
Failure to use the correct shim
may cause damage to oil tube or
oil leakage.
d.
Measure thickness of shims (7) and
check against shim selection table.
Use outside micrometer caliper.
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