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 384 of 738

TM 5-2815-241-34&P

FUEL INJECTOR - CONTINUED

ACTION

LOCATION

ITEM

REMARKS

INSPECTION - CONTINUED

17.

Injector adapter (1)

Orifice plug (2)

and cup retainer

threads (3)

a.

Inspect orifice plug for burrs.

If burrs exist, replace Injector

adapter.

b.

Inspect cup retainer threads for

damage.

If damage exists, replace Injector

adapter.

c.

Inspect O-ring and gasket grooves (4)

for nicks or burrs that could damage O-

ring or gaskets during installation.

If nicks or burrs exist, replace injector

adapter.

d.

Inspect both fuel passages (5).

Make sure fuel passages are open, If

fuel passages are plugged, see

general cleaning procedures

(page 2-3).

e.

Using a lapping plate and cutting fluid,

lap slightly to check barrel mating sur-

face (6) for nicks or burrs.

If nicks or burrs exist, replace injector

adapter.

TA 242581

2-362