TM-9-2815-220-24

AVDS-1790 2CA, 2DA and 2DR Air-Cooled 12-Cylinder Diesel Engines

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL FOR AVDS-1790 2CA, 2DA and 2DR Air-Cooled 12-Cylinder Diesel Engines

TM-9-2815-220-24 - Page 1253 of 1563

TM 9-2815-220-24

CAMSHAFT ASSEMBLY, LEFT BANK, REPAIR

0149 00

INSPECTION (Continued)

3. Check camshaft (6) run-out (straightness of camshaft).

a. Position camshaft with end journals on V-blocks (item 131, WP 0176).

b. Using dial indicator, measure run-out of center journal (full indicator readout).

c. Reject camshaft if run-out exceeds 0.015-inches (0.381-mm).

6

4. Measure lift of camshaft (6) lobes (A).

a. Zero dial indicator on base circle of lobe.

b. Rotate camshaft to reach maximum lift.

c. Reject camshaft if any lobe does not attain a lift of 0.4140 inch (10.5156 mm).

6

A (12 places)

WP 0149 00-3