TM 55-1520-240-23-4
5-94.1
REPLACE PITCH LINK BOLTS
5-94.1
INITIAL SETUP
Applicable Configurations:
All
Tools:
Aircraft Mechanic’s Tool Kit, NSN 5180-00-323-4692
Torque Wrench, 100 to 750 Inch-Pounds
Materials:
Antiseize Compound (E75)
Protective Gloves (E186.1)
Parts:
Cotter Pins
Bolts
Personnel Required:
Medium Helicopter Repairer (5)
Inspector
References:
TM 55-1520-240-23P
Task 1-14
Equipment Condition:
Electrical Power On
Hydraulic Power On
Battery Connected (Task 1-39)
AFCS System Select Switch Off
Tiedown Lines Installed On One Forward and One Aft
Blade (Task 1-26)
Work Platforms Open as Required (Task 2-2)
Cockpit Flight Controls in Neutral Position (Task
11-33)
Safety Blocks (T31) Installed at Dual Actuating
Cylinders (Task 11-28)
General Safety Instructions:
Antiseize compound (E75) can form
toxic vapors if exposed to flame.
Use in well-ventilated area, away
from open flame. In case of contact,
immediately flush skin or eyes with
water for at least 15 minutes. Get
medical attention for eyes.
Do not disconnect either end of a pitch
link unless the blade load is removed
from the pitch link. Injury to personnel
and damage to equipment can occur
if a pitch link is disconnected without
the blade load being supported by
other means.
5-570
