Replace rocker lever bushings.

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REPAIR ROCKER LEVER HOUSING ASSEMBLY

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TM-9-2815-226-34-1 Engine Diesel 6 Cylinder Inline Turbocharged Cummins NTC-400 BC2 Manual

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ASSEMBLE ROCKER LEVER HOUSING ASSEMBLY

TM 9-2815-226-34-1

c. Replace rocker lever bushings.

NOTE

Bushings must be replaced if scratched, pitted, scored or worn beyond

specification in table 3-3.

ST-691 block and mandrel set is used to remove and install lever bushings. One

end is used for removal and other end (shouldered) for installation.

Block is cut out to allow lever to lay flat.

(1) Place rocker lever on block.

(2) With non-shouldered end of mandrel alined with bushing, press bushing out of lever.

WARNING

COMPRESSED AIR USED FOR CLEANING PURPOSES WILL NOT EXCEED 30 PSI

(207 KPA). USE ONLY WITH EFFECTIVE CHIP GUARDING AND PERSONAL

PROTECTIVE EQUIPMENT (GOGGLES, SHIELD, GLOVES, ETC.).

P-D-680 SOLVENT IS POTENTIALLY DANGEROUS. AVOID PROLONGED OR

REPEATED CONTACT WITH SKIN. KEEP AWAY FROM FLAME OR EXCESSIVE

HEAT.

(3) Wipe bore with solvent and blow dry with compressed air.

NOTE

On injector and exhaust valve levers, install bushing so oil holes to crosshead

nose or injector link and adjusting screw are open for oil flow. On intake valve

levers with oil holes to crossover nose, install bushing so nose hole is closed and

bushing slot hole is in line with adjusting screw oil hole.

(4) Place new bushing on shouldered end of mandrel.

(5) Aline bushing oil holes and/or slot with holes in lever bore.

(6) Press bushing into bore until mandrel shoulder contacts lever.

(7) Remove mandrel.

(8) Wipe assembly clean.

3-207