Cleaning. - TM-9-2320-211-34-2-10123

TM 9-2320-211-34-2-1

Cleaning.

NOTE

Open up oil passages with a wire probe to break up sludge

and gum d e p o s i t s . T h e r e are no special cleaning procedures

r e q u i r e d . R e f e r to cleaning procedures given in para 1-3.

Inspection.

( 1 ) Use magnaflux equipment, if available, or a magnifying glass and a

s t r o n g light to check camshaft assembly for wear to cam lobes and

b e a r i n g surfaces.

(2) Check for scuffing, scoring or scratches.

(3) Check for stripped or damaged threads. Refer to TM 9-2815-210-34.

(4) Check keyway for damage or oversize.

( 5 ) Measure diameter of camshaft journals.

( 6 ) Check that measurements are within wear limits. If not, replace with a

n e w camshaft assembly. R e f e r to TM 9-2815-210-34.

Repair.

( 1 ) Repairs to the camshaft assembly are limited to taking out minor

s c r a t c h e s , burrs and nicks from camshaft lobes and bearing contact

surfaces.

WARNING

D r y cleaning solvent is flammable. Do not

u s e near an open flame. K e e p a fire extinguisher

n e a r b y when solvent is used. Use only in well-

v e n t i l a t e d p l a c e s . Failure to do this may result

i n injury to personnel and damage to equipment.

( 2 ) Use crocus cloth soaked in dry cleaning solvent and a fine mill file

t o take out nicks, scratches or burrs from camshaft assembly.