Delta 28-299A, 28-241 User Manual

14" Wood Cutting
Band Saw
(Models 28-241 & 28-299A)
426-02-651-0049 - 06-24-02
Copyright © 2002 Delta Machinery
INSTRUCTION MANUAL
To learn more about DELTA MACHINERY visit our website at: www.deltamachinery.com.
1-800-223-7278 (In Canada call 1-800-463-3582).
2
GENERAL SAFETY RULES
Woodworking can be dangerous if safe and proper operating procedures are not followed. As with all machinery, there are certain hazards involved with the operation of the product. Using the machine with respect and caution will con­siderably lessen the possibility of personal injury. However, if normal safety precautions are overlooked or ignored, per­sonal injury to the operator may result. Safety equipment such as guards, push sticks, hold-downs, featherboards, goggles, dust masks and hearing protection can reduce your potential for injury. But even the best guard won’t make up for poor judgment, carelessness or inattention. Always use common sense
and exercise caution in the workshop.
If a procedure feels dangerous, don’t try it. Figure out an alternative procedure that feels safer. REMEMBER: Your personal safety is your responsibility.
This machine was designed for certain applications only. Delta Machinery strongly recommends that this machine not be modified and/or used for any application other than that for which it was designed. If you have any questions rela­tive to a particular application, DO NOT use the machine until you have first contacted Delta to determine if it can or should be performed on the product.
Technical Service Manager Delta Machinery 4825 Highway 45 North Jackson, TN 38305
(IN CANADA: 505 SOUTHGATE DRIVE, GUELPH, ONTARIO N1H 6M7)
WARNING: FAILURE TO FOLLOW THESE RULES MAY RESULT IN SERIOUS PERSONAL INJURY
1. FOR YOUR OWN SAFETY, READ INSTRUCTION
MANUAL BEFORE OPERATING THE TOOL. Learn the
tool’s application and limitations as well as the specific haz­ards peculiar to it.
2. KEEP GUARDS IN PLACE and in working order.
3. ALWAYS WEAR EYE PROTECTION.
Wear safety glasses. Everyday eyeglasses only have impact resistant lenses; they are not safety glasses. Also use face or dust mask if cutting operation is dusty. These safety glasses must conform to ANSI Z87.1 requirements. NOTE: Approved glasses have Z87 printed or stamped on them.
4. REMOVE ADJUSTING KEYS AND WRENCHES. Form
habit of checking to see that keys and adjusting wrenches are removed from tool before turning it “on”.
5. KEEP WORK AREA CLEAN. Cluttered areas and
benches invite accidents.
6. DON’T USE IN DANGEROUS ENVIRONMENT. Don’t
use power tools in damp or wet locations, or expose them to rain. Keep work area well-lighted.
7. KEEP CHILDREN AND VISITORS AWAY. All children
and visitors should be kept a safe distance from work area.
8. MAKE WORKSHOP CHILDPROOF – with padlocks,
master switches, or by removing starter keys.
9. DON’T FORCE TOOL. It will do the job better and be
safer at the rate for which it was designed.
10. USE RIGHT TOOL. Don’t force tool or attachment to do a job for which it was not designed.
11. WEAR PROPER APPAREL. No loose clothing, gloves, neckties, rings, bracelets, or other jewelry to get caught in moving parts. Nonslip footwear is recommended. Wear pro­tective hair covering to contain long hair.
12. SECURE WORK. Use clamps or a vise to hold work when practical. It’s safer than using your hand and frees both hands to operate tool.
13. DON’T OVERREACH. Keep proper footing and bal- ance at all times.
14. MAINTAIN TOOLS IN TOP CONDITION. Keep tools sharp and clean for best and safest performance. Follow instructions for lubricating and changing accessories.
15. DISCONNECT TOOLS before servicing and when changing accessories such as blades, bits, cutters, etc.
16. USE RECOMMENDED ACCESSORIES. The use of accessories and attachments not recommended by Delta may cause hazards or risk of injury to persons.
17. REDUCE THE RISK OF UNINTENTIONAL STARTING. Make sure switch is in “OFF” position before plugging in power cord.
In the event of a power failure, move switch
to the “OFF” position.
18. NEVER STAND ON TOOL. Serious injury could occur if the tool is tipped or if the cutting tool is accidentally con­tacted.
19. CHECK DAMAGED PARTS. Before further use of the tool, a guard or other part that is damaged should be care­fully checked to ensure that it will operate properly and per­form its intended function – check for alignment of moving parts, binding of moving parts, breakage of parts, mounting, and any other conditions that may affect its operation. A guard or other part that is damaged should be properly repaired or replaced.
20. DIRECTION OF FEED. Feed work into a blade or cut- ter against the direction of rotation of the blade or cutter only.
21. NEVER LEAVE TOOL RUNNING UNATTENDED. TURN POWER OFF. Don’t leave tool until it comes to a complete stop.
22.
STAY ALERT, WATCH WHAT YOU ARE DOING, AND USE COMMON SENSE WHEN OPERATING A POWER TOOL. DO NOT USE TOOL WHILE TIRED OR UNDER THE INFLUENCE OF DRUGS, ALCOHOL, OR MEDICA­TION. A moment of inattention while operating power tools
may result in serious personal injury.
23. MAKE SURE TOOL IS DISCONNECTED FROM POWER SUPPLY while motor is being mounted, connect­ed or reconnected.
24. THE DUST GENERATED by certain woods and wood products can be injurious to your health. Always operate machinery in well ventilated areas and provide for proper dust removal. Use wood dust collection systems whenever possible.
25.
WARNING: SOME DUST CREATED BY POWER SANDING, SAWING, GRINDING, DRILLING, AND OTHER CONSTRUCTION ACTIVITIES contains
chemicals known to cause cancer, birth defects or other reproductive harm. Some examples of these chemicals are:
· lead from lead-based paints,
· crystalline silica 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.
ADDITIONAL SAFETY RULES FOR
BAND SAWS
WARNING: FAILURE TO FOLLOW THESE RULES MAY RESULT IN SERIOUS PERSONAL INJURY.
1. DO NOT OPERATE THIS MACHINE UNTIL it is assembled and installed according to the instruc-
tions.
2. OBTAIN ADVICE from your supervisor, instruc- tor, or another qualified person if you are not familiar with the operation of this tool.
3. FOLLOW ALL WIRING CODES and recommended electrical connections.
4. USE THE GUARDS WHENEVER POSSIBLE.
Check to see that they are in place, secured, and working correctly.
5. USE PROPER BLADE SIZE and type.
6. ADJUST THE UPPER BLADE GUIDE so that it is
about 1/8" above the workpiece.
7. PROPERLY ADJUST the blade tension, tracking, blade guides, and blade support bearings.
8. KEEP ARMS, HANDS, AND FINGERS away from the blade.
9. AVOID AWKWARD OPERATIONS and hand posi- tions where a sudden slip could cause a hand to move into the blade.
10. NEVER START THE MACHINE before clearing the table of all objects (tools, scrap pieces, etc.).
11. NEVER START THE MACHINE with the workpiece against the blade.
12. HOLD WORKPIECE FIRMLY against the table. DO NOT attempt to saw a workpiece that does not have a flat surface against the table.
13. HOLD WORKPIECE FIRMLY and feed into blade at a moderate speed.
14. NEVER REACH UNDER THE TABLE while the machine is running.
15. TURN THE MACHINE “OFF” to back out of an
uncompleted or jammed cut.
16. MAKE “RELIEF” CUTS prior to cutting long curves.
17. TURN THE MACHINE “OFF” and wait for the blade
to stop prior to cleaning the blade area, removing debris near the blade, removing or securing work­piece, or changing the angle of the table. A coasting blade can be dangerous.
18. PROPERLY SUPPORT LONG OR WIDE work
pieces.
19. NEVER PERFORM LAYOUT, ASSEMBLY, or set-
up work on the table/work area when the machine is running.
20. TURN THE MACHINE “OFF” AND DISCONNECT THE MACHINE from the power source before installing or removing accessories, before adjusting or changing set-ups, or when making repairs.
21. TURN THE MACHINE “OFF”, disconnect the
machine from the power source, and clean the table/work area before leaving the machine. LOCK THE SWITCH IN THE “OFF” POSITION to prevent unauthorized use.
22. ADDITIONAL INFORMATION regarding the safe
and proper operation of this tool is available from the Power Tool Institute, 1300 Summer Avenue, Cleveland, OH 44115-2851. Information is also available from the National Safety Council, 1121 Spring Lake Drive, Itasca, IL 60143-3201. Please refer to the American National Standards Institute ANSI 01.1 Safety Requirements for Woodworking Machines and the U.S. Department of Labor OSHA
1910.213 Regulations.
SAVE THESE INSTRUCTIONS.
Refer to them often
and use them to instruct others
.
4
POWER CONNECTIONS
A separate electrical circuit should be used for your machines. This circuit should not be less than #12 wire and should be protected with a 20 Amp time lag fuse. If an extension cord is used, use only 3-wire extension cords which have 3­prong grounding type plugs and matching receptacle which will accept the machine’s plug. Before connecting the motor to the power line, make sure the switch is in the “OFF” position and be sure that the electric current is of the same characteristics as indicated on the machine. All line connections should make good contact. Running on low volt­age will damage the motor.
WARNING: DO NOT EXPOSE THE MACHINE TO RAIN OR OPERATE THE MACHINE IN DAMP LOCATIONS.
MOTOR SPECIFICATIONS
Your machine is wired for 120 volt, 60 HZ alternating current. Before connecting the machine to the power source, make sure the switch is in the “OFF” position.
GROUNDING INSTRUCTIONS
WARNING: THIS MACHINE MUST BE GROUNDED WHILE IN USE TO PROTECT THE OPERATOR FROM ELECTRIC SHOCK.
Fig. A Fig. B
GROUNDED OUTLET BOX
CURRENT
CARRYING
PRONGS
GROUNDING BLADE IS LONGEST OF THE 3 BLADES
GROUNDED OUTLET BOX
GROUNDING
MEANS
ADAPTER
2. Grounded, cord-connected machines intended for use on a supply circuit having a nominal rating less than 150 volts:
If the machine is intended for use on a circuit that has an outlet that looks like the one illustrated in Fig. A, the machine will have a grounding plug that looks like the plug illustrated in Fig. A. A temporary adapter, which looks like the adapter illustrated in Fig. B, may be used to connect this plug to a matching 2-conductor receptacle as shown in Fig. B if a properly grounded outlet is not available. The temporary adapter should be used only until a properly grounded outlet can be installed by a qualified electrician. The green-colored rigid ear, lug, and the like, extending from the adapter must be connected to a permanent ground such as a properly grounded outlet box. Whenever the adapter is used, it must be held in place with a metal screw.
NOTE: In Canada, the use of a temporary adapter is not permitted by the Canadian Electric Code.
WARNING: IN ALL CASES, MAKE CERTAIN THE
RECEPTACLE IN QUESTION IS PROPERLY GROUNDED. IF YOU ARE NOT SURE HAVE A QUALIFIED ELECTRICIAN CHECK THE RECEPTACLE.
1. All grounded, cord-connected machines:
In the event of a malfunction or breakdown, grounding provides a path of least resistance for electric current to reduce the risk of electric shock. This machine is equipped with an electric cord having an equipment­grounding conductor and a grounding plug. The plug must be plugged into a matching outlet that is properly installed and grounded in accordance with all local codes and ordi­nances.
Do not modify the plug provided - if it will not fit the outlet, have the proper outlet installed by a qualified electrician.
Improper connection of the equipment-grounding con­ductor can result in risk of electric shock. The conductor with insulation having an outer surface that is green with or without yellow stripes is the equipment-grounding conductor. If repair or replacement of the electric cord or plug is necessary, do not connect the equipment­grounding conductor to a live terminal.
Check with a qualified electrician or service personnel if the grounding instructions are not completely under­stood, or if in doubt as to whether the machine is properly grounded.
Use only 3-wire extension cords that have 3-prong grounding type plugs and matching 3-conductor recepta­cles that accept the machine’s plug, as shown in Fig. A.
Repair or replace damaged or worn cord immediately.
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Use proper extension cords. Make sure your extension cord is in good condition and is a 3-wire extension cord which has a 3-prong grounding type plug and matching receptacle which will accept the machine’s plug. When using an extension cord, be sure to use one heavy enough to carry the current of the machine. An under­sized cord will cause a drop in line voltage, resulting in loss of power and overheating. Fig. D, shows the correct gauge to use depending on the cord length. If in doubt, use the next heavier gauge. The smaller the gauge num­ber, the heavier the cord.
EXTENSION CORDS
OPERATING INSTRUCTIONS
FOREWORD
Delta Models 28-241 and 28-299A are 14" Band Saws, equipped with a 1-1/2 HP, 120V guarded, drip-proof motor inside an enclosed stand. Included with each saw is a push button switch, a blade and belt guard, an arbor and motor pulleys with a V­belt, blade guides, a wood cutting blade, and an instruction manual.
UNPACKING AND CLEANING
Carefully unpack the machine and all loose items from the shipping container(s). Remove the protective coating from all unpainted surfaces. This coating may be removed with a soft cloth moistened with kerosene (do not use acetone, gaso­line or lacquer thinner for this purpose). After cleaning, cover the unpainted surfaces with a good quality household floor paste wax.
NOTICE: THE MANUAL COVER PHOTO ILLUSTRATES THE CURRENT PRODUCTION MODEL. ALL OTHER ILLUSTRATIONS ARE REPRESENTATIVE ONLY AND MAY NOT DEPICT THE ACTUAL COLOR, LABELING OR ACCESSORIES AND MAY BE INTENDED TO ILLUS­TRATE TECHNIQUE ONLY.
Fig. D
MINIMUM GAUGE EXTENSION CORD
RECOMMENDED SIZES FOR USE WITH STATIONARY ELECTRIC MACHINES
Ampere Total Length Gauge of
Rating Volts of Cord in Feet Extension Cord
0-6 120
up to
25 18 AWG 0-6 120 25-50 16 AWG 0-6 120 50-100 16 AWG 0-6 120 100-150 14 AWG
6-10 120
up to
25 18 AWG 6-10 120 25-50 16 AWG 6-10 120 50-100 14 AWG 6-10 120 100-150 12 AWG
10-12 120
up to
25 16 AWG 10-12 120 25-50 16 AWG 10-12 120 50-100 14 AWG 10-12 120 100-150 12 AWG
12-16 120
up to
25 14 AWG 12-16 120 25-50 12 AWG 12-16 120
GREATER THAN 50 FEET NOT RECOMMENDED
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