TM 55-1520-240-23-1
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SERVICING AFT LANDING GEAR SHOCK STRUT (FLUID)
1-70
INITIAL SETUP
Applicable Configurations:
All
Tools:
Aircraft Mechanic’s Tool Kit, NSN 5180-00-323-4692
Funnel
Source of Compressed Air
Torque Wrench, 100 to 750 Inch-Pounds
Materials:
Cloths (E120)
Hydraulic Fluid (E197)
Lockwire (E231)
Gloves (E186)
Parts:
Packings
Personnel Required:
Medium Helicopter Repairer (2)
Inspector
References:
TM 55-1520-240-23P
Equipment Condition:
Battery Disconnected (Task 1-39)
Electrical Power Off
Hydraulic Power Off
Both Aft Work Platforms Opened (Task 2-2)
Both Aft Landing Gear Shock Struts Deflated (Task
1-72)
NOTE
Service left and right struts in same
way. Left strut is shown here.
1.
Remove lockwire from two filter plugs (1 and 2).
Strut fluid may be under pressure.
Loosen plug slowly to allow
any pressurized fluid out safety.
Otherwise, personal injury can result.
If hit by fluid, flush side with water.
Get medical attention for eyes.
NOTE
Placing cloths around strut before
loosening plug will absorb released
fluid.
2.
Loosen aft (upper) plug (2) slowly. Wait for
pressure to bleed off.
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