TM 5-6115-465-34
TO 35C2-3-446-2
NAVFAC P-8-625-34
TM 06858B/06859D-34
Section II. DESCRIPTION AND DATA
Water pump delivery (GPM):
1-5. Description
1500 rpm (50 Hz, 25kw) . . . . . . . . . . . . . . .18
The generator set is a fully enclosed, self-contained,
1800 rpm (60 Hz, 30kw) . . . . . . . . . . . . . . .22
skid mounted, portable unit. It is equipped with con-
2000 rpm (400 Hz, 30kw) . . . . . . . . . . . . .24.5
trols, instruments, and accessories which enable it to
be operated as a single unit or in parallel with two or
more units of the same size, class, and mode. In addi-
tion, the generator sets will accept and operate with
Material. . . . . . . . . . . . . . . . . . . Alloy cast iron
fuel and electric winterization kits, load bank kit,
How Cast . . . . . . . . . . . . . . . Integral with block
wheel mounting kit, automatic transfer panel kits and a
remote control box. For a more detailed description of
Crankshaft:
the generator sets, refer to the Operator's and Organiza-
tional Maintenance Manual. A more detailed description
Material. . . . . . . . . . . . . Special steel, hardened
of specific components and assembies is found in the
applicable maintenance paragraphs of this manual.
bearing surfaces
Number of bearings . . . . . . . . . . . . . . . . . .. 5
Bearing diameter. . . . . . . . . . . . . . 2 7/8 inches
1-6. Tabulated Data
Bearing lengths:
a. General. This paragraph contains all mainte-
Front . . . . . .
.
.
.
.
.
.
.
.
.
.
.
.
. 1 1/32
inches
nance data pertinent to intermediate (field) (direct
Center. . . . . .
.
.
.
.
.
.
.
.
.
.
.
.
. 2 1/8
inches
and general support), and depot maintenance personnel.
Rear . . . . . . .
.
.
.
.
.
.
.
.
.
.
.
.
. 1 1/32
inches
For additional tabulated data, refer to the Operator's
Intermediate. .
.
.
.
.
.
.
.
.
.
.
.
.
.1 1/32
inches
and Organizational Maintenance Manual.
Connecting rod:
b. Engine Classification and Rating.
Material. . . . . . . . . . . .
Model . . . . . . . . . . . . . . . . . . . . . . . . D2998ERX37
. . Heat treated steel
.
.
.
Bearing diameter. . . . . .
.
.
.
. . . . . 2 3/8 inches
Installation drawing. . . . . . . . . . . . . . . . . 40-A-8875
Bearing length. . . . . . . . .
.
.
.
. . . . 1 11/64 inches
Bore and stroke . . . . . . . . . . . . . . . 33/4 x 4 1/2 inch
Rod length (c to c) . . . .
.
.
.
. . . . . . . .8 inches
Number of cylinders . . . . . . . . . . . . . . . . . . . . . . .6
Piston displacement (cu. in.) . . . . . . . . . . . . . . . .298
Piston and piston pin:
Dry weight (approx.) . . . . . . . . . . . . . . . .960 pounds
Lubricating oil capacity
Piston material . . . . Heat treated aluminum alloy
(with filters). . . . . . . . . . . . . . . . . . . . . .8 quarts
Pin material . . . . . . . . . . . . . . . . . . Alloy steel
Low idle recommendations . . . . . . . 1100 to 1200 rpm
Pin type . . . . . . . . . . . . . . . . . . . . Full floating
Fuel consumption (gals/hr):
Camshaft:
Number of bearings . . . . . . . . . . . . . . . . . . . .4
1500 rpm (50 Hz, 25 kw) . . . . . . . . . . . . . .2.35
Bearing diameter. . . . . . . . . . . . . .2 1/16 inches
1800 rpm (60Hz, 30 kw) . . . . . . . . . . . . . .2.85
2000 rpm (400Hz, 30 kw) . . . . . . . . . . . . .2.90
Bearing Length:
Front . . . . . . . . . . . . . . . . . . .l l/16 inches
Heat rejection to coolant (btu/min):
Intermediate. . . . . . . . . . . . . . . 13/16 inches
Rear . . . . . . . . . . . . . . . . . . . . .1 1/16 inch
1500 rpm (50Hz, 25kw) . . . . . . . . . . . . .1,407
1800 rpm (60Hz, 30kw) . . . . . . . . . . . . .1,689
Cylinder head:
2000 rpm (400Hz, 30kw) . . . . . . . . . . . .1,767
Material . . . . . . . . . . . . . . . . . . . .Alloy casting
Air consumption (CFM):
Type. . . . . . . . . . . .One piece casting
Valve arrangement. . . . . . . . . . . . . . . Overhead
1500 rpm (50 Hz, 25kw) . . . . . . . . . . . . .111.3
(E-I-E-I-I-E-E-I-I-E-I-E)
1800 rpm (60Hz, 30kw) . . . . . . . . . . . . . .134
Valve material (intake and
2000 rpm (400 Hz, 30kw) . . . . . . . . . . . . .149
exhaust . . . . . . . . . . . . . . . . . . . . .High alloy forging
1-2
Change 7
