TM 55-1520-240-23-9
11-123
INSTALL PITCH OR ROLL VISCOUS DAMPERS
(Continued)
11-123
NOTE
Procedure is same to install pitch or
roll viscous dampers or roll viscous
dampers. Roll damper is shown here.
1.
If arm (1) is a replacement, slide arm temporarily
on shaft (2), arm away from mounting surface
(3) and plate (4) to damper (5). Rotate arm fully
up, mark position. Rotate arm fully down, mark
position then position arm about mid-position.
Arm shall be about 90º to mounting surface of
damper. Mark position of arm on damper. Use
pencil (E271).
2.
Remove arm (1) from shaft (2).
3.
Remove setscrew (6) from plate (4),
4.
Align marks on arm (1) and damper (5). Slide
arm on shaft (2), plate (4) to damper (5) and arm
forward. Install washer (7) and nut (8) on shaft.
Remove marks from arm and damper.
Epoxy primer (E292) is flammable
and toxic. It can irritate skin and
cause burns. Use only with adequate
ventilation, away from heat and
open flame. Avoid contact with skin,
eyes, or clothing. In case of contact,
immediately flush skin or eyes with
water for at least 15 minutes. Get
medical attention for eyes.
5.
Apply coat of epoxy primer (E292) to setscrew
(6). Wear gloves (E184.1) and goggles. Install
setscrew in plate (4) of arm (1) while epoxy
primer is wet.
Sealant (E327) can irritate skin and
cause burns. Avoid contact with skin,
eyes, and clothing. In case of contact,
immediately flush skin or eyes with
water for at least 15 minutes. Get
medical attention for eyes.
6.
Apply coat of sealant (E327) on setscrew (6).
Wear gloves (E184.1) and goggles.
INSPECT
11-572
