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 233 of 1563

TM 9-2815-220-24
INTAKE AND EXHAUST VALVE TIMING PROCEDURE
0035 00
Model 2DR Front Turning Tool:
Position improvised engine turning tool
(item 3, WP 0177) on power takeoff
coupling and secure with four 7/16-20
UNF x 1-1/2 inch machine bolts.
Use a
1-1/4 inch socket and a 3/4-inch breaker
bar to turn engine crankshaft.
TIMING CHECK
REMOVAL (Continued)
NOTE
Model 2DR crankshaft may be
turned from the flywheel or from
the power takeoff coupling.
Flywheels on models 2CA and
2DA are the same.
Flywheels on
2DRs are different and require
different turning tools.
Model 2CA and 2DA
Flywheel Turning Tool:
Transmission spur gear should
already be in place on flywheel, if not
place in position and secure with two
bolts.
Use splined turning tool
(splined wrench, item 136, WP 0176)
to turn engine crankshaft.
Model 2DR Flywheel Turning Tool:
Position improvised engine turning tool
(item 4, WP 0177) on flywheel, and
secure with four 7/16-20 UNF x 1-1/2
inch machine bolts.
Use a 1-1/4 inch
socket and a 3/4-inch breaker bar to turn
engine crankshaft.
WP 0035 00-3


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