TM-9-2350-358-BD

HOWITZER, MEDIUM, SELF-PROPELLED, 155MM; M109A6

TECHNICAL MANUAL; OPERATOR’S, UNIT, AND DIRECT SUPPORT SUPPORT MAINTENANCE

MARCH 1994

TM-9-2350-358-BD - Page 108 of 343

TM 9-2350-358-BD

4-12.

BLOWER DRIVE SHAFT, BROKEN - CONTINUED

Materials/Tools:

•

Bolt, 10-32 x 1 inch (scavenge from available source)

•

Tubing or sleeve (scavenge from available source)

•

Welding equipment

Procedural Steps:

1

Gain access to engine compartment by opening engine air Intake grille.

2

Remove flywheel housing cover and gasket.

3

Remove snap ring securing drive shaft.

4.

Remove pieces of broken drive shaft with needle nose pliers and/or bolt threaded into end of shaft.

5

Fabricate or machine a sleeve that will fit broken drive shaft.

6

Install sleeve over broken pieces of drive shaft ensuring that original shaft length Is maintained.

7

Weld ends of drive sleeve to shaft.

8

Install repaired drive shaft and secure with snap ring.

9

Install flywheel housing cover and gasket.

10

Record the BDAR action taken.

When the mission is complete, as soon as practical, repair the equipment/system

using standard maintenance procedures.

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