OPERATOR AND ORGANIZATIONAL MAINTENANCE MANUAL

TM 55-1730-213-12

DEPARTMENT OF THE ARMY TECHNICAL MANUAL

OPERATOR AND ORGANIZATIONAL MAINTENANCE MANUAL

INCLUDING REPAIR PARTS AND SPECIAL TOOLS LISTS

JACK, HYDRAULIC, TRIPOD, 12-TON FIXED-HEIGHT

PART NO. 1214-151

(FSN 1730-554-5436)

Headquarters, Department of the Army, Washington, D.C.

6 November 1969

WARNING

PRECAUTIONARY DATA

Personnel performing operations involving instructions, procedures, and practices which are included or implied in this

technical manual shall observe the following instructions. Disregard of these warnings and precautionary information can

cause serious injury, death, or an aborted mission.

USING TOXIC/FLAMMABLE MATERIALS.

Due to the toxicity and flammability of the solvents and solutions used in the cleaning procedures, adequate ventilation

must be provided. Avoid prolonged contact with solutions and chemicals. Do not use drycleaning solvent or flammable

cleaners near open flame or in areas where high temperatures prevail.

ASSEMBLING JACK.

Tighten all attaching hardware when assembling the jack to prevent failure of structural members under load.

HYDRAULIC PRESSURE.

Hydraulic pressures up to 3182 psi are required in procedures outlined in this manual. Exercise approved shop practices

when using high-pressure fluids. Secure all high-pressure connections. Safety glass shall be worn when inspecting

components under pressure.

TABLE OF CONTENTS

Chapter

INTRODUCTION

PAGE

Section

General ..............................................................................................................................

II.

Description and Data ..........................................................................................................

Chapter

OPERATING INSTRUCTIONS

Section

Controls ..............................................................................................................................

II.

Operation under Usual Conditions ......................................................................................

III.

Operation under Unusual Conditions ...................................................................................

Chapter

MAINTENANCE INSTRUCTIONS

Section

Service upon Receipt of Equipment .....................................................................................

II.

Special Tools and Equipment ..............................................................................................

III.

Lubrication ..........................................................................................................................

IV.

Preventive Maintenance Services .......................................................................................

Troubleshooting ..................................................................................................................

VI.

Structural Members .............................................................................................................

VII.

Numerical Parts Listing ........................................................................................................

APPENDIX

REFERENCES ...................................................................................................................

MAINTENANCE ALLOCATION CHART ..............................................................................

REPAIR PARTS AND SPECIAL TOOLS LISTS ..................................................................