Chapter 4. ORGANIZATIONAL MAINTENANCE INSTRUCTIONS

TM 11-5825-270-23

CHAPTER 4

ORGANIZATIONAL MAINTENANCE INSTRUCTIONS

Section I. GENERAL

d. The monitor receiver does not require any

4-1. Introduction

lubrication, scheduled or periodic.

e. The PMCS for the monitor receiver are provided

a. Organizational maintenance of the monitor

in the Operator's Manual (TM 11-5825-270-10);

receiver shall consist of removal and replacement of

additional PMCS are not applicable.

units, assembles, subassemblies, and certain chassis-

mounted parts. Procedures are included in this chapter

4-2. Voltage Measurements

to make sure that the repair has been successfully

completed.

Overall voltage checks are not applicable to

NOTE

maintenance of the monitor receiver. Pertinent readings

All organizational maintenance tasks

are given in the applicable procedures.

shall be carried out at the monitor

4-3. Resistance Measurements

receiver site.

b. Organizational maintenance personnel are

Overall resistance maintenance checks are

not

applicable to maintenance of the monitor receiver.

required to make the inspections and tests of the monitor

receive on a semiannual basis. These inspections and

4-4. Waveform Measurements

tests are the same as the maintenance turn on

procedure (table 4-2).

c. Repainting and/or refinishing of the monitor

Pertinent waveforms are given in the figures and are

referenced by the applicable procedures.

receiver is not authorized at the organizational

maintenance level.

Section II. TOOLS AND TEST EQUIPMENT

Table 4-1. Special Tools and Test Equipment

4-5. General

Item

Common Name

Special tools, test equipment and other support

Electronic Counter Mainframe

Frequency counter

equipment and accessories issued with or prescribed for

TD-1209/U

use by organizational and direct support maintenance

Electronic Counter Module

Plug-in unit

personnel are listed in table 4-1.

TD-1211/U

Multimeter AN/USM-223

Multimeter

Oscilloscope, OS-261

Oscilloscope

Test Set SG-1128/U

Signal generator

Tool Kit, Electronic Equip-

Toolkit

ment TK-105/G

Section III. TROUBLESHOOTING

4-6. Introduction

probable cause and corrective actions. Note that some

of the corrective actions require direct support

a. This section contains the troubleshooting

maintenance personnel (refer to para 5-4).

b. Troubleshooting tables are used for fault

procedures which can be performed at the

organizational level of maintenance. Troubleshooting

isolation. Follow through the troubleshooting tables in

procedures are designed to locate and correct

the order given in each table. Do not skip steps unless

malfunctions. Each listed malfunction is followed by a

the procedures tell you to. Once a fault has been

list of tests or inspections which will help to determine

cleared, return the monitor receiver to its normal

4-1