FRAME 18 - TM-9-2815-210-34-2-20249

TM 9-2815-210-34-2-2

FRAME 18

NOTE

In machine shop, do this frame only if cylinder head is

t a g g e d for resurfacing.

If cylinder head is not tagged,

go to frame 19.

No more than a total of 0.005 inch can be machined off

g a s k e t surface of cylinder head (1). If cylinder head

h a s been resurfaced before, amount of metal machined

o f f is stamped or etched on front of cylinder head about

1 / 2 inch from gasket surface.

I n machine shop, resurface cylinder head (1) until no scratch or gouge is

d e e p e r than 0.001 inch. Resurface cylinder head until it is not out-of-flat

l e n g t h w i s e by more than 0.005 inch or out-of-flat crosswise by more than

0.003 inch. If more than a total of 0.005 inch must be machined off to do this,

g e t a new cylinder head.

NOTE

If old cylinder head (1) can be resurfaced without

machining off more than a total of 0.005 inch, do step 2.

I n machine shop, add amount of metal just machined off cylinder head (1) to

a m o u n t machined off before, and stamp or etch total on front of cylinder head

a b o u t 1/2 inch from gasket surface.

M e a s u r e thickness of cylinder head (1) from gasket surface to bottom of valve

s p r i n g counterbores (2). If thickness is less than 3.365 inches, get a new

cylinder head.

GO TO FRAME 19

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