TM 1-1520-238-23
Change 6
5-155
5.32.
MAIN ROTOR LEAD LAG LINK BEARING RETAINER AND ROTOR HUB BEARING
REMOVAL/INSTALLATION – continued
i. Install retainer (21) and shim (22) (if required)
on housing (28) with holes alined. Torque two
bolts (18) to 75 INCH-POUNDS.
(1) Install two bolts (18) through washers (19),
leads (20), retainer (21), shims (22) (if neces-
sary), and housing (28).
(2) Push retainer (21) against bearing (17) be-
fore torquing.
(3) Torque two bolts (18) to 75 INCH-POUNDS.
Use torque wrench.
j. Check for 0.003 INCH minimum gap between
retainer (21) and bearing (17).
(1) If gap is not 0.003 INCH minimum, remove
retainer (21) and add shim (22) [as required,
step i.(1)].
k. Perform electrical bond check on connection
of bonding lead (20), bolt (18), and retainer
(21) (TM 55-1500-323-24).
(1) Bond shall be 1.00 OHM or less. Use
multimeter.
l. Lockwire two bolts (18) together. Use wire
(item 225, App F).
m. Apply sealing compound to bolt (18) heads.
Use sealing compound (item 175, App F) and
spatula set.
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M04-230-2A
18
19
21
22
20
17
FEELER
GAGE
0.003
21
17
22
