TM-9-2815-225-34-P

ENGINE, DIESEL: 6 CYLINDER IN-LINE TURBOCHARGED, CUMMINS MODEL NTC-400

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

JULY 2005

TM-9-2815-225-34-P - Page 174 of 736

TM 9-2815-225-34&P

0015 00

0015 00-2

VIBRATION DAMPER AND CRANKSHAFT PULLEY CLEANING AND INSPECTION (Contd)

1.

For general parts cleaning information, refer to CLEANING, WP 0051 00.

2.

For general parts inspection information, refer to INSPECTION, WP 0051 00.

NOTE

Replace vibration damper and crankshaft pulley if they do

not pass visual inspection or are outside specified wear

limits.

3.

Inspect vibration damper (1) for cracks, breaks, or other damage.

4.

Inspect crankshaft pulley (2) for cracks, breaks, or other damage.

5.

Spray vibration damper (1) with spotcheck developer and place in preheated 200°F (93°C) oven

for two hours. Remove from oven and inspect vibration damper (1) for leaks. Discard if leak is

found.

6.

Using 290-grit emery cloth, remove paint from four opposite corners of

vibration damper (1) to

measure outside diameter thickness.

7.

Using micrometer or equivalent, measure vibration damper (1) outside diameter thickness at four

corners. Maximum thickness is 0.125 in. (3.175 mm). Discard vibration damper (1) if any two

measurements are more than 0.010 in. (0.254 mm).

8.

For installation of vibration damper (1) and crankshaft pulley (2), refer to WP 0045 00.