TM-9-2350-311-20-2

HOWITZER, MEDIUM, SELF-PROPELLED, 155MM; M109A2, M109A3, M109A4 AND M109A5

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL FOR CAB, ARMAMENT, SIGHTING AND FIRE CONTROL, ELEVATING AND TRAVERSING SYSTEMS AND ASSOCIATED COMPONENTS

DECEMBER 1993

TM-9-2350-311-20-2 - Page 527 of 828

TM 9–2350–311–20–2

Change 2

11–1

CHAPTER 11

TURRET LOCK AND TRAVERSING MECHANISM ASSEMBLIES

GENERAL

This chapter illustrates and describes the removal, disassembly, assembly, and installation of the turret lock assembly; and

the removal and installation of the traversing mechanism cover plate and electrical contact assembly.

NOTE

Refer to paragraph 2–9 and TM 9–2350–311–10 to service traversing mechanism.

CONTENTS

Page

11–1

TURRET LOCK ASSEMBLY

11–2

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

11–2

TRAVERSING MECHANISM COVER PLATE

11–9

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

11–3

ELECTRICAL CONTACT ASSEMBLY

11–10.1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

11–4

HANDWHEEL ASSEMBLY

11–11

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

TRAVERSING

MECHANISM

COVER PLATE

TURRET LOCK ASSEMBLY

HANDWHEEL ASSEMBLY