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 292 of 1563

TM 9-2815-220-24

ENGINE RUN-IN

0044 00

WP 0044 00-6

BEFORE RUN-IN (Continued)

WARNING

Do not attempt to start the engine unless step number 8 has been

successfully accomplished.

Verify that the fuel shutoff is connected

and working.

Injury to personnel could occur.

10. Crank engine several revolutions with the fuel shutoff in the OFF position to make certain the

engine is not hydrostatically locked and is otherwise free from obstruction.

11. Wash all fuel and oil from the engine.

RUN-IN

U

CAUTION

Do not operate the starter motor continuously for more than

30 seconds.

Damage to starter may occur.

Allow a 2-minute cool-off

period between each 30-second cranking event.

1.

Crank engine with the fuel shutoff in the OFF position until oil pressure gauge moves off

zero psi.

2.

Allow engine to start with throttle lever in the idle position.

U

CAUTION

Engine oil pressure must reach a minimum of 15 psi within

20 seconds.

Damage to engine will occur.

Shut engine down if

pressure is not reached.

Do not run engine longer than 10 minutes at 675-725 rpm without

cooling fans installed.

Damage to engine from overheating will occur.