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 324 of 524
TIVI5-2330-378-14&P
5-27.
TORQUE ARM SCREW AND ENDS REPLACEMENT AND ADJUSTMENT (M870A1)
(continued).
b.
INSTALLATION
1.
Screw two torque arm ends (5) on torque arm screw (6) three turns each.
2.
While assistant holds torque arm ends (5), turn torque arm screw (6) with pipe wrench until distance between
two torque arm end flanges (13) is the same as measurement taken before start of procedure.
3.
Tighten two nuts (11), washers (10), and bolts (9) on each torque arm end (5).
4.
Install one torque arm end (5) in front bracket (7). Secure with locknut (4), washer (3), and bolt (2).
5.
Install othertorque armend (5) in rearbracket (8). Lubricate threads of bolt (2) and install locknut(4), washer
(3), and bolt(2)on rearbracket (8). Torque locknut (4)to 600ft-lb (814 N-m). If locknut (4)cannotbe reached,
torque bolt (2) to 840 ft-lb (1140 N-m).
NOTE
It may be necessary to adjust torque arm screw with pipe wrench.
2
6
2
11
10
8
12
3
4
7
4
3
5-62
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