CHAPTER 21. MACHINE TOOLS REPAIR INSTRUCTIONS

TM 5-2420-224-34

CHAPTER

MACHINE

TOOLS

REPAIR

INSTRUCTIONS

OVERVIEW

This chapter contains maintenance instructions for repair of the machine tools. A list of sections

contained in this chapter is shown below.

Page

21-1

Hammer Drill Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Section I.

21-15

Impact Wrench Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Section Il.

21-24

Pavement Breaker Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Section Ill.

21-37

Chain Saw Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Section IV.

Section

HAMMER

DRILL

REPAIR

HAMMER

DRILL

REPAIR

This task covers:

a. Disassembly b. Assembly c. Charging d. Testing

INITIAL

SETUP

Materials/Parts:

Applicable Configuration:

Nut, Lock (2)

SEE

Kit, Seal Pads

Tools and Special Equipment:

Appendix B, Item 29

Nitrogen

Shop Equipment, SC 4910-95-CL-A31

Tool Kit, SC 5180-90-CL-N26

Appendix B, Item 30

Oil, Lubricating

Bearing Installing Tool, P/N 05044

Bearing Installing Tool, P/N 05061

Appendix B, Item 40

Rags

Installing and Removal Tool, P/N 04337

Latch Installing Tool, P/N 05879

GeneraI Safety Instructions:

Latch Installing Tool, P/N 05062

Pipe, P/N 04910

Removal Tool, P/N 05045

WARNING

Remover, P/N 04919

F u e l and oil are slippery and

Sleeve, P/N 01120

can cause falls. To avoid

Test Set, P/N 02835

i n j u r y , wipe up spilled fuel or

o i l with rags.

21-1