PLUNGERS STICK IN ATTACHMENT/MAIN CONTROL VALVES.

TM 10-3930-673-34

OUTLET

WARNING

INLET

HOUSING

ATTACHMENT

Compressed air used for cleaning purposes will not

VALVE

exceed 30 psi (207 kPa). Use only with effective chip

SECTIONS

guarding and personal protective equipment

(goggles/shield, gloves, and so forth).

Drycleaning Solvent (P-D-680) is TOXIC and

flammable. Wear protective goggles and gloves; use

only in a well-ventilated area; avoid contact with skin,

eyes, and clothes; and do not breathe vapors. Keep

away from heat or flame. Never smoke when using

solvent; the flashpoint for type I drycleaning solvent

is 100F (38C), type II is 138F (59C), and type III

is 200F (93.3C). Failure to do so may result in injury

or death to personnel.

Adhesives, solvents, and sealing compounds can burn

ELECTRIC-

easily, can give off harmful vapors, and are harmful to

HYDRAULIC

skin and clothing. To avoid injury or death, keep away

from open fire and use in a well-ventilated area. If

ASSEMBLIES

adhesive, solvent, or sealing compound gets on skin or

clothing, wash immediately with soap and water.

CAUTION

Wipe area clean around all hydraulic connections to be

opened during removal. Cap oil lines and plug holes

after removing lines. Contamination of the hydraulic

system could result in premature failure

VISUAL INSPECTION

(1) Visually inspect attachment control

valve and/or main control valve as

MAIN CONTROL

mounted for signs of warping.

VALVE SECTIONS

(2) Loosen and re-tighten mounting

screws; loosen and re-torque tie rods.

(a) If attachment control valve and/or

main control valve is free from

signs of warping, go to Step 2 of

this Fault.

(b) If valve shows signs of warping,

remove valve

(TM 10-3930-673-20) and repair or

replace valve (Para 16-4 and

FLOW

16-5).

CONTROL

VALVE

FITTINGS TO

HYDRAULIC LINES

2-61