Central Machinery 93507 Assembly And Operating Instructions Manual Download Page 1

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7” X 12”

METAL CUTTING BANDSAW

ASSEMBLY AND OPERATING INSTRUCTIONS

3491 Mission Oaks Blvd., Camarillo, CA 93011

Visit our Web site at: http://www.harborfreight.com

2005 by Harbor Freight Tools

any artwork contained herein may be reproduced in any shape or form without the express
written consent of Harbor Freight Tools.

For technical questions, please call 1-800-444-3353.

TO PREVENT SERIOUS INJURY,

READ AND UNDERSTAND ALL WARNINGS

AND INSTRUCTIONS BEFORE USE.

Due to continuing improvements, actual product may differ slightly from the product described herein.

Model 93507

Summary of Contents for 93507

Page 1: ...rved No portion of this manual or any artwork contained herein may be reproduced in any shape or form without the express written consent of Harbor Freight Tools For technical questions please call 1 800 444 3353 TO PREVENT SERIOUS INJURY READ AND UNDERSTAND ALL WARNINGS AND INSTRUCTIONS BEFORE USE Due to continuing improvements actual product may differ slightly from the product described herein ...

Page 2: ...tructions 14 OPERATING INSTRUCTIONS 15 Selecting Proper Blade Speeds 15 Using The Quick Vise 15 Adjusting The Quick Vise For An Angle Cut 16 Adjusting The Stop Block 16 Converting The Bandsaw For Vertical Use 17 Adjusting The Blade Guide Bearings 17 Adjusting The Blade Tracking 18 Adjusting The Blade Tension 19 Adjusting The Feed Rate 19 Adjusting The Blade Guide Brackets 20 Basic Bandsaw Operatio...

Page 3: ...will need this manual for the safety warnings and precautions assembly oper ating inspection maintenance and cleaning procedures parts list and assembly diagram Keep your invoice with this manual Write the invoice number on the inside of the front cover Keep this manual and invoice in a safe and dry place for future reference GENERAL SAFETY RULES WARNING READ AND UNDERSTAND ALL INSTRUCTIONS Failur...

Page 4: ...of electric shock if your body is grounded Do not expose power tools to rain or wet conditions Water entering a power tool will increase the risk of electric shock Do not abuse the Power Cord Never use the Power Cord to carry the tools or pull the Plug from an outlet Keep the Power Cord away from heat oil sharp edges or moving parts Replace damaged Power Cords immediately Dam aged Power Cords incr...

Page 5: ...the Power Cord Plug from the power source before making any adjustments changing accessories or storing the tool Such preventive safety measures reduce the risk of starting the tool accidentally Store idle tools out of reach of children and other untrained persons Tools are dangerous in the hands of untrained users Maintain tools with care Keep cutting tools sharp and clean Properly main tained to...

Page 6: ...tion Avoid unintentional starting Make sure you are prepared to begin work before turning on the Bandsaw Do not force the Bandsaw This tool will do the work better and safer at the speed and capacity for which it was designed Do not force the Saw Blade into the workpiece being cut WARNING Keep hands and fingers away from cutting area and Saw Blade Never leave the Bandsaw unattended when it is plug...

Page 7: ... stop if the Saw Blade is to be backed out of an uncompleted cut Never attempt to remove material stuck in the moving parts of the Bandsaw while it is plugged in and running Make sure the workpiece to be cut off has sufficient room to move sideways Failure to do so may result in offcut binding against the Saw Blade Always unplug the Bandsaw from its electrical outlet before performing any inspecti...

Page 8: ... a qualified electrician if you are in doubt as to whether the outlet is properly grounded Do not modify the power cord plug provided with the tool Never remove the grounding prong from the plug Do not use the tool if the power cord or plug is damaged If damaged have it repaired by a service facil ity before use If the plug will not fit the outlet have a proper outlet installed by a qualified elec...

Page 9: ...extension cord Double Insulated tools can use either a two or three wire extension cord As the distance from the supply outlet increases you must use a heavier gauge extension cord Using extension cords with inadequately sized wire causes a seri ous drop in voltage resulting in loss of power and possible tool damage See Figure C next page The smaller the gauge number of the wire the greater the ca...

Page 10: ...UM WIRE GAUGE FOR EXTENSION CORDS 120 or 240 VOLT NAMEPLATE AMPERES at full load EXTENSION CORD LENGTH 25 Feet 50 Feet 75 Feet 100 Feet 150 Feet 0 2 0 18 18 18 18 16 2 1 3 4 18 18 18 16 14 3 5 5 0 18 18 16 14 12 5 1 7 0 18 16 14 12 12 7 1 12 0 18 14 12 10 12 1 16 0 14 12 10 16 1 20 0 12 10 FIGURE C Based on limiting the line voltage drop to five volts at 150 of the rated amperes Symbology Double I...

Page 11: ...formation regarding the parts listed in the following pages refer to the Assembly Diagrams on pages 32 and 33 WARNING Always make sure the Toggle Switch 11 for the Bandsaw and the Toggle Switch 37 for the Coolant Pump are both in their OFF position and the tool is unplugged from its electrical outlet prior to assembling the tool adding any accessories or making adjustments to the tool A Attach The...

Page 12: ...35 COTTER PIN 36 WASHER 33 END VIEW WHEEL 34 LEFT LEG 2 RIGHT LEG 3 WHEEL 34 FIGURE E B Remove The Shipping Bolt Turn the lever on the Hydraulic Cylinder 20 to the OFF horizontal position Remove Hex Head Screw 170 that holds the Bracket 172 to the Saw Arm Save this Screw for any future transport Check that the Saw arm prevents theToggle Switch 37 from entering its ON posi tion If it does not adjus...

Page 13: ...CK 73 THUMB SCREW 72 STOCK STOP ROD 74 SET SCREW 71 WORKPIECE NOT INCLUDED E Install The Coolant Tank Slide the Coolant Tank 107 out from under the Table 39 of the Bandsaw See Figure H Remove the white lid at the top of the Coolant Tank 107 and fill the Coolant Tank to about 80 capacity with a water soluble coolant not included Then replace the white lid on the Coolant Tank See Figure H Slide the ...

Page 14: ...120 volts to 230 volts 5 Note that the four wiring terminals in the Motor 192 are color coded for a 120 volt hookup and a 230 volt hookup To power the Bandsaw with a 230 volt sys tem follow the illustration below See Figure I 6 Powering the Bandsaw with a 230 volt electrical system also requires the installa tion by a certified electrician of a 3 prong 230 VAC polarized twistlock Power Cord Plug n...

Page 15: ...ee Figure K SPINDLE PULLEY MOTOR PULLEY FIGURE K Using The Quick Vise The Bandsaw is equipped with a quick action vise which allows you to instantly position the moveable Front Vise 94 To operate turn the Handle Wheel 47 counterclockwise 1 2 turn and move the Front Vise to the desired position Then tighten the Front Vise against the workpiece by turning the Handle Wheel clock wise See Figure L FRO...

Page 16: ...rallel the Rear Vise Then retighten the three Screws See Figure M FRONT VISE 94 SCREW 99 TABLE 39 THREADED HOLE REAR VISE 95 SCREW 99 SCREW 99 SCALE 100 FIGURE M Adjusting The Stop Block Loosen the Thumb Screw 72 that holds the Stop Block 73 to the Stock Stop Rod 74 See Figure N Adjust the Stop Block 73 to the desired length position Then retighten the Thumb Screw See Figure N 1 2 FIGURE N THUMB S...

Page 17: ... 141 See Figure P SAW BLADE 127 SMALL VERTICAL CUTTING PLATE 142 SCREWS 141 LARGE VERTICAL CUTTING PLATE 182 SCREWS 141 FIGURE P Adjusting The Blade Guide Bearings NOTE Blade Guide Bearings 133 adjustment is a critical factor in the performance of the Bandsaw It is always best to try a new Saw Blade 127 to see if it will correct poor cutting before attempting to adjust the Blade Guide Bearings For...

Page 18: ...t is complete See Figure R NOTE There should be from 000 just touching to 001 clearance between the Saw Blade and Blade Guide Bearings 133 To obtain this clearance adjust as follows A The Outer Blade Guide Bearings 133 are mounted to Eccentric Shafts 136 and can be adjusted See Figure Q B Loosen the Nut 137 while holding the Eccentric Shaft 136 with an Allen wrench not included See Figure Q C Posi...

Page 19: ...d control is turned on or off via the small lever on the small cylinder The speed is controlled during or right before horizontal cutting IMPORTANT When the cylinder is in the OFF position the Saw Arm will lock into the vertical position Never force the Saw Arm down If the Saw Arm descends while the Cylinder is in the OFF position disconnect the unit from power and do not use the tool until the hy...

Page 20: ... KNOB 131 RIGHT ADJUSTABLE BRACKET 132 LEFT ADJUSTABLE BRACKET 163 FIGURE T Basic Bandsaw Operation Vertical Position 1 WARNING Always wear ANSI approved safety impact eye goggles when operating the Bandsaw 2 Do not plug the Power Cord Plug 38 into an electrical outlet until all nec essary adjustments as previously discussed in this manual have been made 3 Raise the Saw Head to its full vertical p...

Page 21: ...6 Turn the Motor Toggle Switch 37 to its ON position See Figure U 7 WARNING Cut only flat workpieces when the Bandsaw is in its vertical position Never attempt to cut pipes or other round objects with the Bandsaw in its vertical position 8 Before cutting turn on the Bandsaw and check for excessively loose Saw Blade 127 tension or machine vibration If this is found turn off the Bandsaw and correct ...

Page 22: ...h is properly support ed If necessary use a roller stand not included with a larger workpiece 11 Allow the Saw Blade 127 to turn up to full speed before feeding the workpiece into the Saw Blade See Figure U 12 WARNING Always keep hands and fingers safely away from the cutting area 13 Feed the workpiece into the Saw Blade 127 gradually Do not force the Band saw to remove material faster than it is ...

Page 23: ...lower until the Saw Blade 127 is just above the workpiece cut line Turn the hydraulic Cylinder back into its OFF position once it is in place See Figure V 8 Turn the Coolant Pump Valve 159 to its OPEN position Then turn the Cool ant Pump Toggle Switch 11 to its ON position See Figure V 9 Turn the Motor Toggle Switch 37 to its ON position See Figure V 10 Before cutting turn on the Bandsaw and check...

Page 24: ...gure V 14 Never attempt to remove material stuck in the moving parts of the Bandsaw while it is plugged in and running Turn off the Bandsaw if the workpiece is to be backed out of an uncompleted cut 15 IMPORTANT When in the horizontal cutting mode only the Motor Toggle Switch 37 will automatically turn to its OFF position and shut off the Bandsaw s Mo tor when the cut has been completed 16 Once th...

Page 25: ...from the Saw Blade 127 when performing this procedure Turn the Hydraulic Cylinder 20 to its ON position and raise the Saw Head to its full vertical position Then turn the Hydraulic Cylinder 20 to its OFF position to lock the Saw Head in place See Figure V Open the Wheel Cover 129 See Figure W Release Saw Blade 127 tension by turning the Blade Tension Knob 181 See Figure W Slip the old Saw Blade 12...

Page 26: ...tension on the new Saw Blade 127 by turning the Blade Tension Knob 181 See Figure W Close the Wheel Cover 129 See Figure W To replace the V Belt The Bandsaw uses a size 3V270 V Belt 183 To replace the V Belt Open the Pulley Cover 189 See Figure X Loosen the Hex Head Screw to release tension on the old V Belt See Figure X Remove the old V Belt 183 from the two Pulleys 184 185 See Figure X Place the...

Page 27: ...emove the old oil from inside the Gear Box 121 and replace the oil using 140 weight gear oil The new oil should just come to the edge of the Gear Box Do not overfill See Figure Y Replace the Gear Box Gasket 115 Gear Box Cover 114 and four Screws 112 See Figure Y GEAR BOX COVER 114 SCREW 112 WORM GEAR 116 WORM SHAFT 203 FIGURE Y Periodically remove the coolant Strainer 44 and brush any chips that m...

Page 28: ... OF HIS OR HER INSTALLATION OF REPLACEMENT PARTS THERETO PLEASE READ THE FOLLOWING CAREFULLY 8 WARNING All maintenance service or repairs not mentioned in this manual must only be performed by a qualified service technician 7 To clean the exterior parts of the Bandsaw use only a clean cloth and mild detergent or mild solvent to clean the body of the Saw Do not immerse any electrical part of the ma...

Page 29: ... the weld of the Saw Blade See page 17 4 Increase Blade tension a little at a time See page 18 5 Move Guide as close to work as possible See page 19 6 Replace Blade See pages 24 and 25 7 Check manual for recommended speeds See page 14 8 Tighten Blade Guide assembly See page 19 9 Tighten Blade Guide Bearing assembly See page 17 10 Re track Blade according to operating instructions See page 17 Blade...

Page 30: ...ainer 1 55 Spring Washer 1 56 Round Head Screw 1 57 Hex Head Screw 2 58 Spring Washer 2 58 1 Washer 2 59 Support Plate 1 60 Stop Screw 1 Part Description Qty 61 Nut 2 62 Hex Head Screw 1 63 Nut 1 64 90 Degree Support 1 65 Nut 2 66 Spring Washer 2 70 Hex Head Screw 2 71 Hex Head Screw 1 72 Thumb Screw 1 73 Stop Block 1 74 Stock Stop Rod 1 75N Nut 2 76 Washer 2 77 Bearing Bushing 2 80N Support Shaft...

Page 31: ...d Screw 2 152 Nut 2 153 Brush 1 154 Hex Head Screw 3 154 1 Spring Washer 3 156 Nozzle 1 157 Set Screw 1 158 Nozzle Support 1 159 Valve 1 160 Round Head Screw 2 161 Hex Socket Screw 1 161 1 Spring Washer 1 163 Adjustable Bracket Rear 1 Part Description Qty 164 Blade Guard 1 164 1 Round Head Screw 2 165 Hex Head Screw 4 166 Sliding Guide Plate 2 167 Set Screw 1 168 Hex Head Screw 2 169 Blade Tension...

Page 32: ...SKU 93507 For technical questions please call 1 800 444 3353 Page 32 ASSEMBLY DIAGRAM REV 10 06 ...

Page 33: ...SKU 93507 For technical questions please call 1 800 444 3353 Page 33 Assembly DIAGRAM CONT REV 10 06 NOTE This diagram illustrates the Bandsaw in its horizontal position ...

Page 34: ...he use of our product Some states do not allow the exclusion or limitation of incidental or consequential damages so the above limitation of exclusion may not apply to you This warranty is expressly in lieu of all other warranties express or implied including the warranties of merchantability and fitness To take advantage of this warranty the product or part must be returned to us with transportat...

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