TM 55-1520-240-23-4
5-89.3
INSTALL ROTARY-WING BLADE SHOCK ABSORBER INBOARD BEARING AND
BUSHING (AVIM)
(Continued)
5-89.3
Corrosion preventive compound
(E153) is flammable and toxic. It can
irritate skin and cause burns. Use only
in well-ventilated area, away from heat
and open flame. In case of contact,
immediately flush skin or eyes with
water for at least 15 minutes. Get
medical attention for eyes.
3.
Apply compound (E153) to bore (2) and outer
diameter of bushing (1). Wear gloves (E186).
4.
Position housing (3) in arbor press with sight
indicator (6) up.
5.
Press bushing (1) into housing (3) until bushing
flange seats on housing. Wear gloves (E186)
(TM 55-1500-322-23).
6.
Heat housing lug to 250º - 300ºF (70º - 86ºC)
using heat gun. Press bearing (4) into bushing
(1) until bottom outer race of bearing is flush with
bottom surface of bushing (TM 55-1500-322-24).
Wear protective gloves (E186).
NOTE
Inner ball of bearing extends beyond
bearing outer diameter.
7.
Remove excess compound (E153) from bushing
(1) and housing (3). Use cloths (E120). Wear
gloves (E186).
8.
Stake bushing (1) to bearing (4) on flanged side
of bushing, at six evenly spaced positions. Use
staking die (T108).
9.
Stake bushing (1) to flange on opposite side
at six evenly spaced positions. Stake next to
previous stake marks. Use staking die (T108).
INSPECT
FOLLOW-ON MAINTENANCE:
None
END OF TASK
5-543
