TM 5-3820-239-15
DIRECT AND GENERAL SUPPORT AND DEPOT
MAINTENANCE INSTRUCTIONS
Section I.
GENERAL
4-1. Scope
These instructions are published for the use
For the record and report forms applicable
of direct and general support and depot main-
to direct and general support and depot main-
tenance personnel maintaining the Ingersoll-
tenance, refer to TM 38-750.
Rand model CM150A/D475A pneumatic drill.
Note. Applicable forms, excluding Standard Form
They provide information on the maintenance
46 (United States Government Motor Vehicles op-
of the equipment, which is beyond the scope
erator's Identification Card) which is carried by the
of tools, equipment, personnel, or supplies
operator, shall be kept in a canvas bag mounted on
normally available to using organizations.
equipment.
DESCRIPTION AND TABULATED DATA
Section II.
Torque of bolt ------------- 12 to 15 ft-lb
4-3. Description
For a complete description of the pneumatic
e. Propelling Air Motors.
drill see paragraph 1-3.
Power rating --------------11.4 hp (horse power)
Number of cylinders ------5
f. Hydraulic Valve.
a. General. This paragraph contains the
Manufacturer -------------Aico
overhaul data pertinent to direct and general
Model --------------------1042CM150
support and `depot maintenance personnel.
Pressure setting ----------2000 psi (pounds per
square inch)
b. Traction Units.
Manufacturer ------------- Oliver Corp
(20) for a complete list of all hardware sizes
Model ---------------------OT-176770-AS
used and the corresponding torque values.
Number of rollers ---------5
Width of grousers ---------- 10 in.
h. Air Piping Diagram. For propelling pip-
ing diagram see figure 1-3. For drill control
c. Hydraulic Pump.
piping diagram see figure 1-4.
Flow rating ------------ 1.5 gpm (gallons per
i. Hydraulic Piping Diagram. For hydraulic
minute)
Output pressure ----------2000 psi
piping diagram see figure 1-5.
Torque of cover screws ---22 to 28 ft-lb
j. Repair and Replacement Standards. Table
d. Return Line Oil Filter
4-1 lists manufacturer's sizes, tolerances, de-
sired clearances, and maximum allowable wear
Filtration Limitation ------10 microns
and clearances.
Weight ------------------ 6 lb
