TM 55-1520-240-23-4
5-33
REMOVE VERTICAL HINGE PIN INNER SEAL
5-33
INITIAL SETUP
Applicable Configurations:
All
Tools:
Powertrain Repairers Tool Kit, NSN
5180-00-003-5267
Drift, Soft Aluminum, 1/2 Inch X 12 Inches
Materials:
Gloves (E186)
Personnel Required:
Aircraft Powertrain Repairer (2)
Equipment Condition:
Battery Disconnected (Task 1-39)
Electrical Power Off
Hydraulic Power Off
One Forward and One Aft Rotary-Wing Blade
Tied-Down (Task 1-26)
Vertical Hinge Pin and Rotary-Wing Blade Removal
as Required (Task 5-64)
Vertical Hinge Pin Oil Tank Removed (Task 5-28)
Pylon Work Platform Open (Task 2-2)
NOTE
Procedure is same to remove vertical
hinge pin inner seal from any pitch
housing lug.
1.
Push inner bearing race (1 or 2) out of lug (3 or
4). Use gloves (E186). Remove thrust washer
(5 or 6).
5-155