OPERATING INSTRUCTIONS
The model 3 Hack Saw is an extremely simple machine to operate. However, there are just a few general Instructions
which should be followed. All Saws are completely wired, ready to run. However, when connecting reversible motors, be
sure crank disc Is revolving In counter-clockwise direction. Oil each hole daily except the motor. Do not drop the saw
blade on the work.
HYDRAULIC LIFT ADJUSTMENT
tightened to compensate for normal wear in
the
Before using machine for the first time, fill Hydraulic Lift
machine.
Tank to proper oil level as indicated on decal. Use No.
10 Non-Detergent Motor Oil. Run machine 15 to 20
HYDRAULIC LIFT is standard equipment on all model 3
minutes to work the air out of the Hydraulic Lift System.
Power Hack Saws.
This hydraulic lift mechanism
automatically lifts blade on return stroke. Blades last
longer, run cooler and cut better.
To INCREASE Lift: Lengthen Push
Rod with the two jam nuts on cam or
VARIABLE FEED PRESSURE CONTROL. Turn knob
eccentric lever.
clockwise to increase feed pressure for heavy bar stock,
etc., and turn counter-clockwise for sawing thinwall,
CAUTION : DO NOT lengthen too
tubing, softer metals, etc. On cabinet base HY Duty
far as plunger will bottom on
models, the maximum feed pressure is 200 lbs.
cylinder. The lift should not exceed
CAUTION : Do not apply excessive pressure to work.
1,/-inch at handle end of guide bar.
Few jobs require over 150 lbs. working pressure. For
maximum cutting efficiency, select the correct sawing
TO DECREASE Lift: Reverse the
combination.
Procedure to shorten push rod.
The pressure Feed Control is located on the front of the
ADJUSTABLE BRONZE GIBS. Guide bar operates on
hack saw.
bronze gibs in saw frame. Gibs may be adjusted by
take-up screws in the saw frame to compensate for wear
FOR ANGLE CUTTING. Simply swivel the vise up to
and to maintain proper alignment. The bronze gibs are
4S-degrees and tighten, or use an Angle Vise Block
easily and inexpensively replaced.
which automatically provides a 45 degree angle.
TEN HOUR CHECK. After the new saw has been in
VARI-SPEED DRIVE provides infinite adjustment of
operation for about ten hours, the bronze gibs should be
cutting speed from 65 to 170 strokes per minute.
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