TM 55-1520-240-23-5
6-54
INSTALL AFT ROTOR SHAFT UPPER SEAL (AVIM)
(Continued)
6-54
INSTALL SEAL
Dry cleaning solvent (E162) 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.
1.
Clean support (1) with dry cleaning solvent
(E162) and cloths (E120). Make sure seal seat
(2) and packing groove (3) are clean. Use
goggles and wear gloves (E186).
Do not heat support over 250ºF
(120ºC). Damage to support can
occur.
2.
Heat seal seat (2) to 230º to 250ºF (110º to
120ºC). Use heat gun and measure temperature
with pyrometer.
Oil (E254) is toxic. It can irritate skin
and cause burns. Avoid inhaling. Use
only with adequate ventilation. Avoid
contact with skin, eyes, or clothing.
In case of contact, immediately flush
skin or eyes for at least 15 minutes.
Get medical attention for eyes.
3.
Coat packing (4) with oil (E254). Install packing
in support (1).
4.
Coat outside of seal (5) with oil (E254). Install
seal, seal side up, in support (1). Use drift.
5.
Install retaining ring (6).
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