Chapter 5. GENERAL SUPPORT MAINTENANCE INSTRUCTIONS

TM 325865-216-24&P

GENERAL SUPPORT MAINTENANCE INSTRUCTIONS

GENERAL

Section I.

SCOPE .

This chapter provides general support maintenance instructions

for the tunable coupler. The troubleshooting and test procedures in

this chapter supplement the maintenance instructions provided in

TM 32586501220 by the use of additional test equipment, tools, and

materials available to general support maintenance.

ORGANIZATION .

This chapter contains reference data and measurements that are

made on the tunable coupler to determine proper operation. This

chapter also lists the tools and test equipment required and provides

In addition, the chapter provides

troubleshooting procedures.

maintenance and test procedures to the component level for general

support maintenance.

MEASUREMENTS AND DATA.

General support maintenance consists of removal, troubleshooting

and repair of the power supply circuit card assembly (CCA) A1 and

motor control CCA A2, and removal and replacement of certain chassis

Locations of the CCAs in the tunable coupler are

mounted components.

shown in figure 51. The tunable coupler and the remainder of the

coupler assemblies are tested using automatic test equipment (ATE).

Instructions for using the ATE are provided in TM 32-5865-216-40&P.

Section II.

TOOLS AND EQUIPMENT

GENERAL.

This section references lists of tools, test equipment, and

materials required to perform general support maintenance.

TOOLS AND EQUIPMENT REQUIRED.

List of authorized common tools and equipment are provided as

part of the Maintenance Allocation Chart (MAC) located in Appendix B

of this manual. Appendix D of this manual is a list of expendable

supplies and materials required.