CHAPTER 4 ORGANIZATIONAL MAINTENANCE

TM 11-6625-937-12

CHAPTER 4

ORGANIZATIONAL MAINTENANCE

4-1.

Scope of Organizational Maintenance

The organizational duties are listed below together with a reference to the paragraphs covering the specific maintenance

function. The only tool equipment required is Tool Kit, Electronic Equipment TX-101/G. No special tools or test

equipment is required.

a. Daily preventive maintenance checks and services (table 4-1).

b. Monthly preventive maintenance checks and services (table 4-2).

c. Cleaning (para 4-3).

d. Touchup painting (para 4-4).

e. Troubleshooting (para 4-5).

f. Removal and replacement of knobs (para 4-6).

g. Replacement of lid plate assembly (para 4-7).

4-2.

Preventive Maintenance

Preventive maintenance is the systematic care, servicing, and inspection of equipment to prevent the occurrence of

trouble, to reduce downtime, and to assure that the equipment is serviceable.

a. Systematic Care. The procedures given in tables 4-1, 4-2, and paragraphs 4-3 cover routine systematic care and

cleaning essential to proper upkeep and operation of the equipment.

b. Preventive Maintenance Checks and Services. The preventive maintenance checks and services tables 4-1 and

4-2 outline functions to be performed at specific intervals. These checks and services are to maintain Army electronic

equipment in a combat serviceable condition; that is, in good general (physical) condition and in good operating

condition. To assist operators in maintaining combat serviceability, the table indicates what to check, how to check, and

the normal conditions. If a defect cannot be remedied by the organizational personnel, a higher category of maintenance

of repair is required, Records and reports on these checks and services must be made in accordance with requirements,

set forth in TM 38-750.

c. Preventive Maintenance Checks and Service Periods. Preventive maintenance checks and services of the ID-

1189/PR or ID-1189(XE-2)/PR are required daily and monthly. Table 4-1 specifies checks and services that must be

accomplished daily. Table 4-2 specifies checks and services that must be accomplished monthly.

NOTE

The Item No. column in tables 4-1, and 4-2 shall be used as a source of item numbers

for the TM Number column on DA Form 2404 (Equipment Inspection and Maintenance

Worksheet) in recording results of PMCS.

Table 4-1. Daily Preventive Maintenance Checks and Services.

Sequence

Item to be

inspected

Procedure

ID-1189/PR ................................ ......

Check external surfaces to see that equipment is clean, dry,

and free of dirt, grease, and fungus.

Controls and indicator ......................

a. Operate FREQUENCY MC control RCVR TEST SIG.

rotary switch, and BAT. TEST switch; observe that the

mechanical action is smooth and free of external or

internal binding and no excessive looseness is apparent.

b. While making operating checks (items 3, 4, and 5), check

FUNCTION switch and SAFETY SW switch for the same

mechanical action as in a above. Also check meter for

sticking or bent pointer.

Change 2

4-1