TM 5-4310-276-14
Height . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 1/2 in. (36.8 cm)
Bore . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.250 in. (5.715 cm)
Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 lbs (12.69 kg)
Stroke . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 in. (5.08 cm)
Piston displacement . . . . . . . . . . . . . . 8 cu. in. (131.12 cu cm)
(j)
Dimensions
and
Weights
(Model
Compression ratio. . . . . . . . . . . . . 6:1
Horsepower at 3,600 rpm 1.5
1A08-2).
Length . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 1/2 in. (31.75 cm)
(3) Air compressor.
Width . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 3/4 in. (40.0 cm)
Manufacturer . . . . . . . . . . . . . . . . . . . . . Kellogg-American Inc.
Height . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 1/2 in. (36.8 cm)
Model . . . . . . . . . . . . . . . . . . . . . . . . . 311 TV
Weight. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 3/8 lbs. (13.32 kg)
Type. . . . . . . . . . . . . . . . . . . . . . 2 Stage Vertical
Speed... . . . . . . . . . . .. . . . . . . . . . . 860 rpm
(k) Dimensions and Weights
(Model
Bore and stroke
1A08-3).
Low pressure . . . . . . . . . . . . . . . . . . . 3 in. x 2 in. (7.62 cm x 5.08 cm)
Length . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 3/4 in. (45.08 cm)
High pressure . . . . . . . . . . . . . . . . . 1 1/2 in. x 2 in. (3.81 cm x 5.08 cm)
Width . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 3/4 in. (45.08 cm]
Height . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 1/4 in. (36.19 cm)
(4) Compressor air cleaner.
Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 lbs. (13.15 kg)
Manufacturer . . . . . . . . . . . . . . . . Dollinger Corporation
Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Dry type-cleanable
d. Direct and General Support Maintenance
(5) Capacities.
Data.
Compressor crankcase . . . . . . 1 2/3 pints (0.8 liters)
( 1 ) Compressor Torque Data.
Air receiver tank, . . . . . . . . . . . . . . 2 gallon (7.6 liters)
Cylinder head bolts . . . . . . . . . . . 10 ft-lb
Fuel tank . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.9 gallons (7.2 liters)
Cylinder to base bolts . . . . . . . 18 ft-lb
End cover bolts . . . . . . . . . . . . . . . . . . 5 ft-lb
c. Organizational Maintenance Data.
Connecting rod bolts . . . . . . . . . 8 ft-lb
(1)
Compressor.
Flywheel pulley bolt . . . . . . . . . 43 ft-lb
(a) Air hose.
(2) Engine.
Length . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 feet (7.6 m)
(a) Nut and Bolt Torque Data.
Diameter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5/16 inside diameter (7.9 mm)
Maximum pressure . . . . . . . . . . . 200 psi (14 kg/sq cm)
Torque Weight Specifications (Dry)
(b) Dimensions and weight.
Flywheel bolt nuts . . . . . . . . . . . . 240-300 in-lb
Length . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52 inches (1.32 m)
Cylinder head nuts . . . . . . . . . . . . 140-155 in-lb
Width . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 inches (0.56 m)
Rocker arm adjusting
Height . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 inches (0.69 m)
screw lock nuts . . . . . . . . . . . . . . 44-55 in-lb
Weight, net . . . . . . . . . . . . . . . . . . . . . . . . . 142 lbs (64.4 kg)
Intake manifold to cylin-
Shipping weight . . . . . . . . . . . . . . . . . 262 lbs (118.8 kg)
der head bolts.., . . . . . . . . . . . . . . 45-50 in-lb
Volume. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 cu ft (0.8 cu m)
Muffler to cylinder head
(2) Engine.
nuts. . . . . . . . . . . . . . . . . . . . . . . . . . . 60-85 in-lb
Spark plugs . . . . . . . . . . . . . . . . . . . . . . . . . 275-300 in-lb
(a) Carburetor.
Connecting rod bolts
Make . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Military design
(with molykote on
threads) . . . . . . . . . . . . . . . . . . . . . . . . . . . 90-100 in-lb
(b) Fuel pump.
Oil pan cap screws . . . . . . . . . . . . 25-30 in-lb
Make . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Military design
Bearing cap nuts . . . . . . . . . . . . 100-125 in-lb
Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Diaphragm
Fuel pump to crank case
Fuel pump outlet
bolts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45-50 in-lb
pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.0 to 4.5 psi (0.21 to 0.32 kg/sq cm)
Governor housing mount-
ing screws . . . . . . . . . . . . . . . . . . . . . . . 25-30 in-lb
(c) Air cleaner.
Carburetor to intake
Make . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Military design
manifold . . . . . . . . . . . . . . . . . . . . . . . . . . . 60-85 in-lb
Type:
Model 1A08-1 . . . . . . . . . . . . . . . . . . Oil bath
(b) Overhaul Data.
Model 1A08-2 . . . . . . . . . . . . . . . . . . Oil bath
Bore . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.25 in. (5.715 cm)
Model 1A08-3 . . . . . . . . . . . . . . . . . Dry
Stroke . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.00 in. (5.08 cm)
Compression ratio . . . . . . . . . . . . . . 6:1
(d) Spark plug.
Make . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Military Standard
Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Shielded
Model 1A08-1 . . . . . . . . . . . . . . . . . . 1.50 at 3,600 rpm (revolutions per
minute)
(e) Governor.
Model 1A08-2 . . . . . . . . . . . . . . . . . . 1.50 at 3,600 rpm
Make . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Military design
Model 1A08-3 . . . . . . . . . . . . . . . . . . 1.50 at 3,600 rpm
Cylinder compression
(f) Fuel filter.
minimum . . . . . . . . . . . . . . . . . . . . 90 psi (6.3 kg/sq cm)
Make . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Military design
Spark plug gap . . . . . . . . . . . . . . . . . . . 0.028-0.033 (0.071-0.083 cm)
Magneto contact gap . . . . . . . . 0.016-0.020 (0.040-0.050 cm)
(g) Adjustments.
Carburetor float level . . . . . . . 0.00-0.3 (0.00-0.762 cm from top of
Spark plug gap . . . . . . . . . . . . . . . . . . . 0.028-0.033 in. (0.071-0.838 cm)
casting to top of float)
Contact point gap . . . . . . . . . . . . . . 0.016-0.020 in. (0.406-0.050 cm)
Fuel pump outlet
Valve Tappet clearance
pressure . . . . . . . . . . . .. . . . 3.0-4.5 psi (0.21 to 0.32 kg/sq cm)
(intake and exhaust) . . . . 0.007 in. to 0.009 in. (0.017 to 0.027
Valve tappet clearance
cm) cold
(intake and exhaust) . . . . 0.007 to 0.009 (0.017 to 0.022 cm)
(cold)
(h) Oil capacities.
Model 1A08-1 . . . . . . . . . . . . . . . . . . . . . . 1/2 qt. (0.47 liter)
e. Engine Repair and Replacement Stan-
Model 1A08-2 . . . . . . . . . . . . . . . . . . . . . . 1/2 qt. (0.47 liter)
Model 1A08-3 . . . . . . . . . . . . . . . . . . . . . . 1/2 qt. (0.47 liter)
erances, desired clearances, and maximum allow-
(i) Dimensions and Weights
(Model
a b l e wear for Military standard engines, 1 1/2 HP
1A08-1).
Models 1A08-1, 1A08-2 and 1A08-3.
Length . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 1/2 in. (31.75 cm)
Width . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 3/4 in. (40.0 cm)
