TM 5-2330-325-14&P
Section IV. GOOSENECK HYDRAULIC SYSTEM MAINTENANCE
Paragraph
Page
Number
Paragraph Title
Number
General ......................................................................................................................... 5-24
Tilt Cylinder Replacement ............................................................................................ 5-24
Lift Cylinder Replacement ............................................................................................ 5-26
Gooseneck Hydraulic Line Repair ............................................................................... 5-30
This section provides information for performing Direct Support level hydraulic system repairs on
the M870A3 semitrailers.
This task covers:
a. Removal
b. Installation
Initial Setup:
Equipment Conditions:
Materials/Parts:
Trailer parked on level ground, brakes
Cotter-pins (2)
engaged and wheels chocked.
Tape, anti-seizing (item 21, Appendix F)
Marker tag (item 20, Appendix F)
Tools/Test Equipment:
General Safety Instructions:
Tool kit, mechanics general,
Gooseneck must be securely supported during
NSN 5180-00-177-7033
procedure or attached to trailer.
Shop equipment common No. 1
a.
Removal.
WARNING
Gooseneck must be securely supported during procedure or attached to
trailer. Severe injury or death to personnel may occur if gooseneck is
unstable or tips.
High pressure hydraulics used to operate this equipment can pierce body
tissue and cause severe injury to personnel. Never disconnect any
hydraulic line or fitting without first dropping pressure to zero.
Wear safety goggles when performing any hydraulic maintenance procedures
or test. Failure to do so may result in serious eye injury due to high pressure
oil.
