Hitachi Koki C 7SB2 Handling Instructions Manual
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Hitachi Koki C 7SB2 Handling Instructions Manual

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C 7SB2
Model
Circular saw
SAFETY INSTRUCTIONS AND HANDLING INSTRUCTIONS
WARNING
IMPROPER OR UNSAFE use of this power tool can result in death or serious
bodily injury!
This Handling Instructions contains important information about product safety.
Please read and understand this manual BEFORE operating the power tool. Please
keep this Handling Instructions available for other users and owners before they
use the power tool. This Handling Instructions should be stored in safe place.
DOUBLE INSULATION

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Summary of Contents for Hitachi Koki C 7SB2

  • Page 1 C 7SB2 Model Circular saw SAFETY INSTRUCTIONS AND HANDLING INSTRUCTIONS WARNING IMPROPER OR UNSAFE use of this power tool can result in death or serious bodily injury! This Handling Instructions contains important information about product safety. Please read and understand this manual BEFORE operating the power tool. Please keep this Handling Instructions available for other users and owners before they use the power tool.

  • Page 2: Table Of Contents

    CONTENTS Page Page IMPORTANT SAFETY INFORMATION ....3 ASSEMBLY AND OPERATION ....... 13 MEANINGS OF SIGNAL WORDS ...... 3 APPLICATIONS ........... 13 PRIOR TO OPERATION ........13 SAFETY ..............4 ADJUSTING THE SAW PRIOR TO USE ..... 15 GENERAL SAFETY RULES ......... 4 CUTTING PROCEDURES ........

  • Page 3: Important Safety Information

    IMPORTANT SAFETY INFORMATION Read and understand all of the safety precautions, warnings and operating instructions in the Handling Instructions before operating or maintaining this power tool. Most accidents that result from power tool operation and maintenance are caused by the failure to observe basic safety rules or precautions.

  • Page 4: Safety

    SAFETY GENERAL SAFETY RULES WARNING: Read and understand all instructions. Failure to follow all instructions listed below, may result in electric shock, fire and/or serious personal injury. SAVE THESE INSTRUCTIONS 1. Work Area (1) Keep your work area clean and well lit. Cluttered benches and dark areas invite accidents.
  • Page 5 (3) Avoid accidental starting. Be sure switch is off before plugging in. Carrying tools with your finger on the switch or plugging in tools that have the switch on invites accidents. (4) Remove adjusting keys or wrenches before turning the tool on. A wrench or a key that is left attached to a rotating part of the tool may result in personal injury.

  • Page 6: Specific Safety Rules And Symbols

    SPECIFIC SAFETY RULES AND SYMBOLS 1. DANGER! Keep hands away from cutting area and blade. Keep your second hand on auxiliary handle, or motor housing. If both hands are holding the saw, they cannot be cut by the blade. Keep your body positioned to either side of the saw blade, but not in line with the saw blade.
  • Page 7 Kickback is the result of tool misuse and/or incorrect operating procedures or conditions and can be avoided by taking proper precautions as given below: 12. Maintain a firm grip with both hands on the saw and position your body and arm to allows you to resist KICKBACK forces.
  • Page 8 19. Adjustments. Before cutting be sure depth and bevel adjustments are tight. 20. Avoid cutting nails. Inspect for and remove all nails from work piece before cutting. 21. When operating the saw, keep the cord away from the cutting area and position it so that it will not be caught on the workpiece during the cutting operation.
  • Page 9 23. Never attempt to saw with the circular saw held upside down in a vise. This is extremely dangerous and can lead to serious accidents. (Fig. 7) Fig. 7 24. Before setting the tool down after completing a cut, be sure that the lower (telescoping) guard has closed and the blade has come to a complete stop.
  • Page 10 35. Blades and accessories must be securely mounted to the tool. Prevent potential injuries to youself or others. Blades, cutting implements and accessories which have been mounted to the tool should be secure and tight. 36. Never use a tool which is defective or operating abnormally. If the tool appears to be operating unusually, making strange noises, or otherwise appears defective, stop using it immediately and arrange for repairs by a Hitachi authorized service center.

  • Page 11: Double Insulation For Safer Operation

    DOUBLE INSULATION FOR SAFER OPERATION To ensure safer operation of this power tool, HITACHI has adopted a double insulation design. “Double insulation “ means that two physically separated insulation systems have been used to insulate the electrically conductive materials connected to the power supply from the outer frame handled by the operator.

  • Page 12: Functional Description

    FUNCTIONAL DESCRIPTION NOTE: The information contained in this Handling Instructions is designed to assist you in the safe operation and maintenance of the power tool. NEVER operate, or attempt any maintenance on the tool unless you have first read and understood all safety instructions contained in this Handling Instructions.

  • Page 13: Assembly And Operation

    ASSEMBLY AND OPERATION APPLICATIONS Cutting Various types of wood. PRIOR TO OPERATION 1. Power source Ensure that the power source to be utilized conforms to the power source requirements specified on the product nameplate. 2. Power switch Ensure that the switch is in the OFF position. If the plug is connected to a receptacle while the switch is in the ON position, the power tool will start operating immediately and can cause serious injury.
  • Page 14 7. Check if lever (A)s are tightened. If the lever (A) to adjust cutting depth (Fig. 10) and lever (A) to adjust angle of inclination (Fig. 13) are loose, injury can result. Make sure that they are tightened securely. 8. Check performance of safety cover WARNING: Make absolutely sure that the safety cover is not fixed.

  • Page 15: Adjusting The Saw Prior To Use

    ADJUSTSING THE SAW PRIOR TO USE Loosen Tighten WARNING: To avoid serious accidents, ensure the switch Lever (A) is in OFF position, and disconnect the plug from the receptacle. Link 1. Adjusting the cutting depth (Fig. 10) Base Fig. 10 WARNING: Lever (A) If the lever (A) is loose, injury can result.

  • Page 16: Cutting Procedures

    CUTTING PROCEDURES WARNING: Never touch the moving parts. Should the saw blade be stopped or make an abnormol noise during operation, turn off the switch immediately. Don't remove circular saw from work piece during a cut while the saw blade is moving. Wear eye protection.

  • Page 17: Mounting And Dismounting The Saw Blade

    5. Release the lever. When the lower guard contacts the work piece surface, it will be in proper position to open freely when cutting is commencend. 6. Holding the saw in position, with the blade not contacting the work piece surface, pull the trigger.
  • Page 18 (4) Using the fingers, tighten the hexagonal bolt Saw Blade retaining the saw blade as much as possible. Washer Washer (A) Hexagonal Then depress the lock lever, lock the spindle, Flange Bolt and thoroughly tighten the bolt. (5) Confirm that the lock lever is in the original position.

  • Page 19: Maintenance And Inspection

    MAINTENANCE AND INSPECTION WARNING: To avoid serious accident, ensure the switch is in the OFF position and disconnect the plug from the receptacle during maintenance and inspection. 1. Inspecting the saw blade: Since use of a dull saw blade will degrade efficiency and cause possible motor malfunction, sharpen or replace the saw blade as soon as abrasion is noted.
  • Page 20 perpendicularity be lost for some reason, Square adjust in the following manner. (1) Turn the base face up (Fig. 21) and loosen the lever (A). (2) Apply a square to the base and the saw blade and, turning the slotted set screw with a slotted-head screwdriver, shift the position of the base to produce the desired right angle.

  • Page 21: Accessories

    ACCESSORIES WARNING: Accessories for this power tool are mentioned in this Handling Instructions. The use of any other attachment or accessory can be dangerous and could cause injury or mechanical damage. NOTE: Accessories are subject to change without any obligation on the part of the HITACHI. STANDARD ACCESSORIES (1) Saw Blade ..........................
  • Page 24 Hitachi Koki Co., Ltd. Code No. C99120213 Printed in China...

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