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 273 of 524

TIVI5-2330-378-14&P

5-4.

MIDDLEAXLEREPLACEMENT(M870A1)(continued).

10.

Remove keeper bolt (9) and self-locking nut (10)

4

from each of four equalizing beams (4). Discardself-

10

locking nuts.

it.

Move axle (6) and two spring assemblies (7) forward using

dolly jack until rear of each spring assembly (7) clears slot

in rear of two equalizing beams (4). Carefully lower dolly

jack until spring assemblies (7) clear two rear equalizing

beams (4). Move dolly jack carefully until front of each

spring assembly (7) clearstwo front equalizing beams (4).

WARNING

9

Keep fingers from between equalizing beam end and spring end while balancing axle.

Failure to do so may result in serious injury.

12. Lower dolly jack while two assistants balance axle (6) and two spring assemblies (7).

13.

Pull axle (6) and two spring assemblies (7) out from under semitrailer and place on blocking.

14.

Remove four nuts (11) and washers (12) from two U-bolts (13) and bottom plate (14).

15.

Remove two U-bolts (13) and bottom plate (14) from spring assembly (7).

16.

Repeat steps 14 and 15 for

other spring assembly (7).

6

13

7

1

14

8

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-lot

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4)

12

12

5-11