DEPARTMENT OF THE ARMY TECHNICAL MANUAL INCLUDING REPAIR PARTS ... - K4LRG

TM 11-5820-538-12

DEPARTMENT OF THE ARMY TECHNICAL MANUAL

OPERATOR AND ORGANIZATIONAL MAINTENANCE MANUAL INCLUDING REPAIR PARTS LIST

MAST AB-577/GRC AND EXTENSION KIT, MAST MK-806/GRC

This copy is a reprint which includes current pages from Changes l through 3.

I

HEADQUARTERS, DEPARTMENT OF THE ARMY JUNE 1967

WARNING

PERSONNEL USING THIS EQUIPMENT SHOULD BE FAMILIAR WITH THE REQUIREMENTS OF TB SIG 291 BEFORE ATTEMPTING INSTALLATION AND DISASSEMBLY OF THE EQUIPMENT COVERED IN THIS MANUAL. FAILURE TO FOLLOW THE REQUIREMENTS OF TB SIG 291 COULD

RESULT IN INJURY OR DEATH.

Change No. 3

TM 11-5820-538-12 C3

HEADQUARTERS DEPARTMENT OF THE ARMY WASHINGTON, DC,21 November 1983

Operator and Organizational

Maintenance Manual

MAST AB-577/GRC (NSN 5820-00-892-3862) AND EXTENSION KIT,

MAST MK-806/GRC (NSN 5985-00-691-2344)

Current as ofFebruary 1983

TM 11-5820-538-12,13 June 1967, ischanged as follows:

1. New or revised material is indicated by a vertical bar inthemargin. Where anentire chapter, section,or illustration is added orrevised,

the vertical bar is placed opposite the identification number and title.

2. Remove and insert pages as indicated below:

Remove None 1-1 and 1-2 1-5 and 1-6 2-1 and 2-2 2-9 and 2-10 2-15 and 2-16 2-19 and 2-20 Figure 2-18 3-1 and3-2 A-1 B-3 through B-5

Insert A, B and C 1-1 and 1-2 1-5 and 1-6 2-1 and 2-2 2-9 and 2-10 2-15 and 2-16 2-19 and 2-20 Figure 2-18 (foldout) 3-1 and 3-2 A-1/(A-2 blank) B-3 through B-5/(B-6 blank)

3. File this change sheet in front of the publication.

By Order of the Secretary of the Army:

Official:

JOHN A. WICKHAM JR. General, United StatesArmy

Chief of Staff

ROBERT M.JOYCE

Major General, United StatesArmy The Adjutant General

Distribution:

To be distributed in accordance with DA form 12-51, Operator Maintenance requirements for AB-577/GRC.

By Order of the Secretary of the Army:

Official:

ROBERT M. JOYCE Major General. United States Army

The Adjutant General

JOHN A. WICKHAM JR. General, United States Army

Chief of Staff

DISTRIBUTION:

To be distributed in accordance with DA Form 12-51.Operator Maintance rqrs for A&-577/GRC

*TM 11.5820-538-12

I TECHNICAL MANUAL

NO. 11-5820-538-12

HEADQUARTERS DEPARTMENT OFTHE ARMY

WASHINGTON, DC, is June 1967

OPERATOR'S AND ORGANIZATIONAL MAINTENANCE MANUAL

MAST AB-577/GRC (NSN 5820-00-892-3862) AND EXTENSION KIT, MAST MK-806/GRC (NSN 5985-00-691-2344)

CHAPTER 1. INTRODUCTION

Section I. General

Scope Indexes of publications Forms andrecords Reporting of errors Reporting equipment improvement recommendations (EIR) II. Description and Data Purpose anduse Technical characteristics Components

CHAPTER 2. INSTALLATION

Section I. Service on Receipt of Equipment Unpacking Checking unpacked equipment

II. Installation Procedures Adjustment of Antenna AT-903/G for polarization and elevation and depression angles . . . Layout andinstallation of guy anchors Mounting first mast section and antenna Attaching antenna cables to AT-903/G Erection of launcher Raising mast Antenna azimuth adjustment T-bar guy assembly placement and adjustment Antenna cable connections Protecting launcher in frozen ground areas

CHAPTER 3. MAINTENANCE INSTRUCTIONS

Section I. Operator's Maintenance Scope of operator's maintenance Preventive maintenance checks and services periods Operator's daily preventive maintenance checks andservices chart

II. Organizational maintenance Scope of organizational maintenance Organizational monthly preventive maintenance checks and services chart Cleaning and Touchup Painting

CHAPTER 4. DISASSEMBLY, SHIPMENT, AND LIMITED STORAGE General Mast disassembly Packing for shipment or limited storage

5. DEMOLITION OF MATERIEL TO PREVENT ENEMY USE Authority for demolition Methods of destruction

Paragraph Page

1-1

1-1

1-2

1-1

1-3

1-1

1-4

1-1

1-4.1

1-1

1-5

1-1

1-6

1-2

1-7

1-4

2-1

2-1

2-2

2-1

2-3 2-4 2-5 2-6 2-7 2-8 2-9 2-10 2-11 2-12

2-4 2-5 2-8 2-15 2-17 2-19 2-29 2-34 2-35 2-35

3-1

3-1

3-2

3-1

3-3

3-1

3-4

3-1

.. 3-5

3-2

3-6

3-2

4-1

4-1

4-2

4-1

4-3

4-2

5-1

5-1

5-2

5-1

'This manual together with TM 11-5820-461-12,25 October 1966, supersedes TM 11-5820-461-10,22 June 1962, including C 2, 2 December 1963, C 3, 2 July 1964, and C 4,14 December 1964; andTM 11-5820-461-20, 22 June 1962, including C 1, 28 March 1963.

Change 2 i

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