TM-5-2330-378-14-P
SEMITRAILER, LOWBED: 40 TON CONSTRUCTION EQUIPMENT TRANSPORTER M870 AND M870A1
TECHNICAL MANUAL; OPERATOR'S, UNIT, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL (INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST)
JUNE 1999
TM-5-2330-378-14-P - Page 243 of 524
TM5-2330-378-14&P
SectionIX.FRAMEANDTOWINGATTACHMENTSMAINTENANCE
Paragraph
Page
Number
ParagraphTitle
Number
4-71
General
........................................................................................................................................
4-155
4-72
Outrigger Replacement (M870)
..............................
..... . . .. . .....................................................
4-155
4-73
Hook Fastener Replacement
........................................................................................................
4-156
4-74
Locking Pin Replacement
......................................................
.....................................................
4-158
4-75
Kingpin Replacement
...................................................................................................................
4-160
4-76
Shackle Replacement (M870A1)
..................................................................................................
4-161
4-71. GENERAL.
This section provides information forperforming
Unit level frameand
towing attachment repairs on the M870 and M870Al
semitrailers.
4-72. OUTRIGGER REPLACEMENT (M870).
This Task Covers:
a.
Removal
b.
Installation
a.
REMOVAL
1.
Pull spring-loaded
hook fastener (1) away from frame (2) to release outrigger (3).
2.
Swing out outrigger(3).
3.
Remove hairpin (4) from retaining pin (5).
4.
Remove retaining pin (5) from lower yoke (6).
5.
Remove bottom of outrigger (3) from lower yoke
(6). Lower outrigger (3) to clear upper yoke (7).
b.
INSTALLATION
1.
Install outrigger (3) in upper yoke (7) and lift
3
as high as possible.
7
2.
Install outrigger(3)in
loweryoke (6).
3.
Install retaining pin (5) in loweryoke (6) and
2
outrigger(3).
4.
Install hairpin (4) in retaining pin (5).
6
5.
Swing outrigger (3) in as far as possible.
5
to
-F@
6.
Pull hookfastener (1)from frame (2), rotate
4
overedge of outrigger (3), and release.
FOLLOW-ONTASKS:
-None
4-155
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