Cleaning/Inspection. - TM-9-2815-224-34-P0461

TM 9-2815-224-34&P

Fan Clutch Maintenance Instructions (Cont)

NOTE

Tag fittings before removal.

Remove three fittings (46,47, and 48) from

(38)

bracket and shaft assembly (37).

NOTE

There are two models of bracket and shaft assemblies.

Model A has no wear sleeve. Model B is a smaller

diameter and uses a wear sleeve. Model B bracket

and shaft assembly replaces Model A and is supplied

with wear sleeve already installed. If new Model B

bracket and shaft assembly is being installed, skip

step (39). To replace wear sleeve on Model B bracket

and shaft assembly, do step (39).

Using a hammer and chisel, split wear sleeve (49) and remove wear sleeve from shoulder of

(39)

bracket and shaft assembly (37).

b. Cleaning/Inspection.

WARNING

Adhesives, solvents, and sealing compounds can burn easily, can give off harmful

vapors, and are harmful to skin and clothing. To avoid injury or death, keep away

from open fire and use in well-ventilated area. If adhesive, solvent, or sealing

compound gets on skin or clothing, wash immediately with soap and water.

Clean all metal parts with drycleaning solvent.

(1)

WARNING

Compressed air used for cleaning must not exceed 30 psi (207 kPa) and must be

used only with chip guarding and personnel protective equipment such as goggles,

shield, gloves, etc.

Dry all parts, except bearings, with compressed air.

(2)

Blow air through passageways in shaft and bracket assembly to make sure passageways are not

(3)

blocked.

Remove burrs from setscrew contact point.

(4)

Replace any spline plates or clutch plates that look or smell burned.

(5)

Inspect clutch plates for wear spots. Replace clutch plates if wear spots exceed 0.010 in. (0.25

(6)

mm), or if clutch plate is bent.

Inspect spline plates for wear. Replace spline plates if worn to bottom of wear grooves on surface

(7)

of plate.

Inspect all metal parts for scratches, grooves, scoring, dents, nicks, and burrs. Replace damaged

(8)

parts.

18-6.1(18-6.2blank)

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