Section III. GENERAL MAINTENANCE - TM-9-1240-369-340056

TM 9-1240-369-34

Section III. GENERAL MAINTENANCE

2-12. Maintenance Services.

Keep

all

inflammable

cleaning

a. General.

Maintenance services include

materials away from open flames.

cleaning.

inspection, and paint touch-up.

This

Failure to do so could result in injury

maintenance is performed to detect and correct

or death.

conditions which may cause the equipment to deteriorate

and degrade field performance or cause a field failure.

(1) Metal parts. Use dry, clean wiping rags to

Refer to table 2-10 for required materials.

remove dust, dirt, grease, moisture, or other foreign

b. General Cleaning Instruction. The laser range

matter from metal parts. If the foreign matter cannot be

finder should always be kept reasonably clean. System

removed using dry wiping rags, dampen a rag with

performance may be degraded, and relatively obvious

alcohol or solvent and gently wipe the area.

defects that would be noted in a visual inspection may be

(2) Rubber parts. Clean rubber parts using a

hidden by dust, grease, or other foreign matter. Cleaning

mild detergent and .warm water. Then dry the parts

which may be performed by DS and GS maintenance

using a (clean, absorbent wiping rang.

personnel is the same as that performed by

(3) Glass.

organizational maintenance personnel prior to touch-up

CAUTION

paintings. Cleaning of internal optics is performed at GS

The optical elements of the laser

only.

range finder are coated. Do not clean

WARNING

glass surfaces of the laser range

Toluol

solvent

toxic

and

finder with rags or other material that

flammable.

Use only in a well-

might scratch the coated surfaces

ventilated area. Avoid prolonged or

and

thereby

degrade

system

repeated breathing of the vapor.

performance.

Avoid prolonged or repeated contact

with the skin.

Table 2-10. Maintenance Materials Required

Item

No.

Item Name

Specification

FSC

WARNING

Ethyl alcohol is flammable. When using it for cleaning, keep it and all flammable cleaning materials away

from open flames.

Toluol solvent is toxic and flammable. Use only in well ventilated area. Avoid prolonged or repeated

breathing of the vapor. Avoid prolonged or repeated contact with the skin.

Braid, Wire (Copper, tin-coated, Tubular) 1/2 in. ID. No. 36

FED QQ-B-575

6145

AWG

Brush, Artists

...............................

8020

Cotton, Flannel, Cotton (wiping rag)

FED CCC-C-458

8305

Ethyl Alcohol, Liquid

FED O-C-265

6810

GIycerin-Water Mixture

MIL-G-18694

6810

Grease, Pneumatic Systems

MIL-G-4343

9150

Insulation, Sleeving, Electrical Heat Shrinkable (white

MIL-1-23053 / 5

5970

.877/.093 dia)

Paint, White (Color 227875)

FED-STD-595

8010

Paper, Lens Tissue

FED-NNN-P-40

6640

Primer Coating, Epoxy Polyamide, Chemical and Solvent

MIL-P-23377

8010

Sealant

RTV 3145

.................

(Dow Corning)

Sealing Compound Adhesive, Curing (Polysulfide Base)

MIL-S-11031

8030

Sealing Compound Non-Curing Polysulfide Base

MIL-S-11030

8030

Sealing, Locking and Retaining Compounds Single component

MIL-S-22473

8030

(Grade CV)

Tape, Antiseize Tetrafluoroethylene with Dispenser

MIL-T-27730

8030

Tape, Lacing and Tying

MIL-T-43435

4020

Toluol, Cleaning Solvent

T324

6810

(Fisher Scientific Co.)

2-38