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 286 of 524

TM5-2330-378-14&P

5-7.

EOUALIZINGBEAMREPLACEMENT

(M870)(continued).

13.

Remove rubber pad (23) from equalizing beam (4).

b.

INSTALLATION

1. Install rubber pad (23) on equalizing beam (4).

2.

Usingtwo

dollyjacks, install equalizing beam (4) on axle

(8) and spring end (22). Be sure axle adapter (24) and

rubber pad (23) do not shift out of place.

3.

Install trunnion cap (20) on trunnion tube (21).

19

20

4.

Lubricate threads on four capscrews (17) and install

18

four new self-locking nuts (19), washers (18), and

24

capscrews (17) on trunnion cap (20).

Torque self-

8

locking nuts to approximately 250 ft-lb (339 N-m).

21

4

22

5.

Put axle cap (12) and rubber wrapper (16) in place on equalizing beam (4).

6.

Install two new self-locking nuts (15), washers (14), and capscrews (13) on axle cap (12) and equalizing beam

(4). Torque self-locking nuts to approximately 550 ft-lb (746 N-m).

7.

Install two new self-locking nuts (11), washers (10), and capscrews (9) on axle cap (12).

8.

Remove dolly jacks.

9.

Install tire and wheel assemblies on both axles (para 3-9).

10.

Using hydraulic jack, remove trestle from under front or rear axle (8).

5-24