ARMY TM 9-6115-643-24
AIR FORCE TO 35C2-3-445-22
Section III. REMOVAL AND INSTALLATION OF MAJOR COMPONENTS
The engine and generator are bolted together at the engine flywheel and flywheel housing adapter. The
engine and generator may be removed as an assembly or separately. The engine and generator assembly is
mounted on the skid base at four points. There are also brackets installed on both sides of the engine to
support rear of engine when removing generator separately.
3.6 ENGINE AND GENERATOR ASSEMBLY.
3 . 6 . 1 R e m o v a l .
Shut down generator set.
Open battery access door and disconnect negative battery cable
Remove generator set housing, paragraphs 2.16.1, 2.17.1 and 2.18.1.
Remove radiator, paragraph 2.81.1.
Drain engine oil and disconnect oil drain line at oil pan, paragraph 220.127.116.11.
Disconnect fuel line at fuel transfer pump from fuel pickup, paragraph 2.85.1.
Disconnect engine excess fuel return line at tank fitting and fuel filter/water separator fuel lines at
engine fittings, paragraph 2.85.1.
Disconnect coolant overflow hose from overflow bottle, paragraph 2.80.1.
Disconnect block coolant drain line at engine fitting, paragraph 2.80.1
On 400Hz generator set, attaching parts mount from underside of generator
Remove nuts (1, FIGURE 3-1) washers (2), snubbing washers (3), and bolts (4) from engine mounts
Remove rear forklift guide from generator set, paragraph 4.33.1
Remove nuts (6), washers (7), snubbing washers (8), bolts (9), and Belleville washers (10) from
Tie wrap generator power leads and secure out of the way.
Rated capacity of overhead hoist should be at least 2000 Ibs (907 Kg). Arrange
lifting device so that it supports both engine and generator to avoid undue stress on
the engine-generator coupling.
Attach lifting harness to engine and generator lifting points. Raise engine and generator assembly
from skid base.