TRIMMER VALVE REPAIR (cont.)

TM 9-2320-360-34-2

c. Cleaning/Inspection

WARNING

Dry cleaning solvent P-D-80 Is toxic and flammable. Wear protective goggles and

gloves and use only In a well-ventilated area. Avoid contact with skin, eyes, and

clothes, and don't breathe vapors. DO NOT use near open flame or excessive heat.

The flash point Is 100-138 F (38-59 C). If you become dizzy while using cleaning

solvent, get fresh air immediately and medical aid. If contact with eyes Is made,

wash your eyes with water and get medical aid Immediately.

(1) Clean metal parts with dry cleaning solvent.

WARNING

Compressed air for cleaning purposes will not exceed 30 psi (207 kPa). Use only

with effective chip guarding and personal protective equipment (goggles/shield,

gloves, etc.).

(2) Dry metal parts with compressed air.

(3) Inspect valve body and valve for nicks,

burrs, and scratches. If defects are found,

remove with crocus cloth.

(4) Coat parts

with

lubricating

oil

after

cleaning.

d. Assembly

(1) Install valve (1), plug (2), spring (3), stop

(4), and valve plug (5) in trimmer valve (6).

CAUTION

Retaining pin must be flush with

bottom of trimmer valve. Failure to

comply may result in damage to

equipment.

(2) Install retaining pin (7) in trimmer valve

(6).

e. Installation

(1) Install trimmer valve (1) on main control

valve (2) with six screws (3).

(2) Tighten six screws (3) and screw (4) to

96-144 lb-in. (10.8-16.3 Nm).

f. Follow-On Maintenance

Install internal filter element (para 7-7).

22-59