TM 5-3820-246-l4&P
Refer to Table l-l for Equipment Data.
Weights and Dimensions
Length....................................................................................................................................................... 28" (709 mm)
Width ........................................................................................................................................................ 14" (350 mm)
Weight ...................................................................................................................................................... 54 lbs (24 Kg)
Chucksize ........................................................................................................................... 7/8" x 4- 1/4" (22 x 108 cm)
Performance
Maximum drill depth................................................................................................................................. 20 ft. (6.1 M)
Drill rate (1" dia. bit in granite) ........................................................................................ 1 ft. per min. (0.3 M per min.)
Drill speed............................................................................................................ .....250 revolutions per minute (RPM)
Maximum operation angle ......................................................................................................................... ...360 degrees
Impact rate ....................................................................................................................... .2600 - 2800 blows per minute
Engine Specifications
Engine displacement ................................................................................................................................. 11.2 Ci (187 cc)
Speed range................................................................................................................................... .........2600-2800 RPM
Carburetor ........................................................................................................................ ..Fail safe, floatless needle valve
(optional straight needle or straight diaphragm carburetor)
Ignition type ............................................................................................................................ ......Electronic, breakerless
Spark plug gap ................................................................................................................. ...0.027-0.039 in. (0.7- 1.0 mm)
Fuel tank capacity .................................................................................................................... ..............0.50 gal. (1.9 L)
Fuel mixture................................................................... ....16 parts 80 or higher octane, leaded or unleaded gasoline and
1 part OE/HDO 40, MIL-L-2104 motor oil
Fuel Consumption ............................................................................................................ ...0.47 gal. per hr. (1.8 L per hr.)
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