penetrate the element. Consequently an air back pres-
sure will take place and this will be noticed by the
The pump (A) shown in figure 1 is a "Lincoln" Power
hissing noise of air escaping thru the Bleed-Off Valve
Master 2, Model 82734, 4-1 ratio, and must be fitted
(F). Change filter element, 10 micron.
with the necessary air control devices.
The filter (B) is a "Bendix" Model #574743 with a #10
micron filter element #038082. The filter is a non-bypass
type. Element is of the disposable type.
The system operates on a maximum 35 PSI air pressure
which the incoming air is controlled by adjusting the
List of Material
Air Regulator (G) to 35 PSI and is read on the air
A. Power Master 2" Air Motor (4-1 ratio) Lincoln Eng. Co.
Adjust the Bleed-Off (safety valve) (F) to bleed or
B. Filter and Filter Element (10 Micron) Bendix Co.
exhaust air pressure in-excess of 40 PSI.
C. Check Valve, Ball Type, Republic Co.
The rupturing pressure of the filter element within the
filter (B) is 150 PSI. CAUTION: Do not exceed the
D. Air Shut-Off Cock, Brass
maximum 35 PSI air pressure with the 4-1 ratio oil
E. Air Pressure Gauge (0-160 PSI) Marsh Co.
pump or else the element will be ruptured.
Flush out hose (H) and its fittings before use. Keep
F. Air Bleed-Off Valve, Rockford Co.
hose end plastic capped when not in use.
G. Air Pressure Regulator (1/4" - 10-125 Pounds)
The purpose of the ball type Check Valve (C) is to
eliminate a back pressure against the oil pump during
surges of the pump.
H. Hydraulic Hose 3/4" I.D. (Cut Length to Suit.)
Plus necessary pipe and fittings to connect and/or
IMPORTANT: Oil Filter Element Change - When the
assemble the above items.
filter element becomes plugged or clogged, oil will