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they were removed. 

4.  To replace a carbon brush (42), insert it into the brush holder (41) carbon end first, with the 

spring end to the outside. Replace the brush cap (43) and tighten it by turning clock wise. 
NOTE: When replacing carbon brushes (42) do not replace only one brush. Always replace 
both carbon brushes at the same time. 

5.  After replacing the carbon brushes (42), let the tool run for 2 minutes before using it. This will 

allow the carbon brushes (42) to wear into the armature. 
Caution:  During  use,  do  not  obstruct  the  motor  vents  in  the  Cover  (48).  Obstruction  may 
cause the motor to overheat during use, possibly damaging the tool. 

 
 
 

Summary of Contents for 30091

Page 1: ... OWNER S MANUAL WARNING Read carefully and understand all ASSEMBLY AND OPERATION INSTRUCTIONS before operating Failure to follow the safety rules and other basic safety precautions may result in serious personal injury Item 30091 ...

Page 2: ...y other metal cutting project this metal shear makes smooth and clean cuts in aluminum plastic or sheet metal as thick as 14 gauge This 120 Volt powered metal shear features tungsten carbide blades for durability and long life It is designed for any shop garage or hobbyist requiring precision metal cutting TECHNICAL SPECIFICATIONS Voltage 120V 60Hz 3 5Amps Arbor Reciprocating Frequency 1800 RPM Ma...

Page 3: ...es not fit contact a qualified electrician to install a polarized outlet Do not change the plug in any way Double insulation eliminates the need for the three wire grounded power cord and grounded power supply system Avoid body contact with grounded surfaces such as pipes radiators ranges and refrigerator There is an increased risk of electric shock if your body is grounded Do not expose power too...

Page 4: ...ving parts on the tool Avoid unintentional starting Make sure you are prepared to begin work before turning on the tool Do not force the tool This tool will do the work better and safer at the speed and capacity for which it was designed Never lay the tool down until the motor has come to a complete stop The tool may create unforeseen risk while the motor cycles down Never leave the tool unattende...

Page 5: ...y and could affect the life of the equipment There are specific applications for which the Metal Shear was designed Always check of damaged or worn out parts before using the Metal Shear Broken parts will affect the Metal Shear operation Replace or repair damaged or worn parts immediately Store idle Metal Shear When Metal Shear is not in use store it in a secure place out of the reach of children ...

Page 6: ...low all safety information notes cautions and warnings provided To turn on the tool slide the power switch 38 forward to the ON position The upper shear blade 12 will begin to move up and down at high speed NOTE It is a good idea to make a few practice cuts on scrap material before cutting your work piece To cut material fit the tool rest 1 over the edge of the material and move the tool slowly fo...

Page 7: ...between 0 1 mm and 0 6 mm Then tighten the socket head screw 6 to fix the upper shear blade 12 in position MAINTENANCE Maintain your Metal Shear It is recommended that the general condition of any Metal Shear be examined before it is used Keep your Metal Shear in good repair by adopting a program of conscientious repair and maintenance Have necessary repairs made by qualified service personnel Che...

Page 8: ...ions of a 12 angle on the upper shear blade 12 with an 8 angle across its thickness Maintain a 4 angle on the butt of the lower shear blade 2 as shown in the illustration below REPLACING CARBON BRUSHES After considerable use your electric metal shear may not run as well as usual If it starts or runs slowly makes a grinding noise or will not run at all the problem may be worn carbon brushes 1 Unplu...

Page 9: ...E When replacing carbon brushes 42 do not replace only one brush Always replace both carbon brushes at the same time 5 After replacing the carbon brushes 42 let the tool run for 2 minutes before using it This will allow the carbon brushes 42 to wear into the armature Caution During use do not obstruct the motor vents in the Cover 48 Obstruction may cause the motor to overheat during use possibly d...

Page 10: ...Page of 12 10 DIAGRAM PARTS LIST ...

Page 11: ...Page of 12 11 For replacement parts and technical questions please call 1 800 222 5381 ...

Page 12: ...ilica from bricks and cement and other masonry products and arsenic and chromium from chemically treated lumber Your risk from these exposures varies depending on how often you do this type of work To reduce your exposure to these chemicals work in a well ventilated area and work with approved safety equipment such as those dust masks that are specially designed to filter out microscopic particles...

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