TM-5-2815-241-34-P

ENGINE, DIESEL NTC-290

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT, MAINTENANCE (INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST)

MARCH 1987

TM-5-2815-241-34-P - Page 214 of 738

TM 5-2815-241-34&P

CYLINDER HEAD - CONTINUED

ACTION

LOCATION

ITEM

REMARKS

REPAIR/ASSEMBLY - CONTINUED

NOTE

Step 23 is typical for all cylinder head valve guides tagged for replacement.

23. Cylinder head (1)

Valve guide (2)

a.

Using a 16-ounce ball-peen hammer

and 1/4-inch driftpin (3) drive valve

guide out from underside of cylinder

head.

b.

Inspect valve guide bore in cylinder

head (1).

If valve guide bore In cylinder head

is damaged, discard cylinder

head.

c.

Using arbor press and ST-1217 valve

guide mandrel (4), install new valve

guide into cylinder head.

If new valve guide Is not secure In cyl-

inder head, discard cylinder head.

TA 242465

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