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 TM 9-2835-255-34
NO. 2 AND 3 BEARING SEAL/PACKING RETAINER REPLACEMENT (INCLUDING INTERSHAFT SEAL)
(Sheet 41 of 49)
25. INSTALL PLAIN ROUND NUT (1) ONTO LOW
PRESSURE COMPRESSOR ROTOR SHAFT (2) AND
TIGHTEN BETWEEN 150-175 LB-FT (203-237
N.M) TORQUE.
a.
Coat threads of plain round nut (1) with a
paste consisting of dry molykote type "z" and
lubricating oil.
b.
Install plain round nut (1), with threads down
and lugs up, onto low pressure compressor
rotor shaft (2).
c.
Using spanner wrench (3), tighten plain round
nut (1) between 150-175 lb-ft (203-237
N.m) torque.
CAUTION
Do not shear retaining ring (4) during
dimple procedure. If cracks develop,
replace retaining ring (4) and repeat step
d.
d.
Using brass drift or suitable crimping tool,
dimple retaining ring (4) into plain round nut
(1) at two locations equally spaced.
LE5587
Go on to Sheet 42
Change 6
5-115
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