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7-1/4” CIRCULAR SAW

WITH LASER GUIDE

Model 91757

ASSEMBLY AND OPERATING INSTRUCTIONS

3491 Mission Oaks Blvd., Camarillo, CA 93011

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

TO PREVENT SERIOUS INJURY,

READ AND UNDERSTAND ALL WARNINGS

AND INSTRUCTIONS BEFORE USE.

2004 by Harbor Freight Tools

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 or replacement parts, please call 1-800-444-3353.

Содержание 91757

Страница 1: ... TO PREVENT SERIOUS INJURY READ AND UNDERSTAND ALL WARNINGS AND INSTRUCTIONS BEFORE USE Copyright 2004 by Harbor Freight Tools All rights reserved 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 or replacement parts please call 1 800 444 3353 ...

Страница 2: ...STRUCTIONS SKU 91757 For technical questions please call 1 800 444 3353 PAGE 2 UNPACKING When unpacking check to make sure all the parts shown on the Parts List on page 17 are included If any parts are missing or broken please call Harbor Freight Tools at the number shown on the cover of this manual as soon as possible Item Description Electrical Requirements 120 V 60 Hz 13 AMP Peak 5 200 RPM No L...

Страница 3: ... invites accidents 4 Remove adjusting keys or wrenches before turning the power tool on A wrench or a key that is left attached to a rotating part of the power tool may result in personal injury 5 Do not overreach Keep proper footing and balance at all times Proper footing and balance enables better control of the power tool in unexpected situations 6 Use safety equipment Always wear ANSI approved...

Страница 4: ...are recommended by the manufacturer for your model Accessories that may be suitable for one tool may become hazardous when used on another tool SERVICE 1 Tool service must be performed only by qualified repair personnel Service or maintenance performed by unqualified personnel could result in a risk of injury 2 When servicing a tool use only identical replacement parts Follow instructions in the I...

Страница 5: ...t Keep the Power Cord away from heat oil sharp edges or moving parts Replace damaged Power Cords immedi ately Damaged Power Cords increase the risk of electric shock 6 When operating a power tool outside use an outdoor extension cord marked W A or W These extension cords are rated for outdoor use and reduce the risk of electric shock GROUNDING WARNING Improperly connecting the grounding wire can r...

Страница 6: ...er and possible tool damage See Figure B next page 3 The smaller the gauge number of the wire the greater the capacity of the cord For example a 14 gauge cord can carry a higher current than a 16 gauge cord See Figure B 4 When using more than one extension cord to make up the total length make sure each cord contains at least the minimum wire size required See Figure B FIGURE A 5 If you are using ...

Страница 7: ...Underwriters Laboratories Inc Volts Alternating Current Amperes No Load Revolutions Per Minute RPM RECOMMENDED MINIMUM WIRE GAUGE FOR EXTENSION CORDS 120 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 16 14 12 10 12 1 16 0 14 12 10 16 1 20 0 12 10 ...

Страница 8: ...ts and Compound Cuts Raise the Lower Guard As soon as the Saw Blade enters the material the Lower Guard must be released For all other sawing the Lower Guard should be allowed to operate automati cally 6 Always use Circular Saw Blades with a 7 1 4 diameter 5 8 round arbor hole and rated at a minimum 5 200 RPM such as the Harbor Freight Tools model 38542 7 1 4 40T ATB Saw Blades that do not match t...

Страница 9: ...is binding or when interrupting a cut for any reason release the Power Switch 9 and hold the Saw motionless in the workpiece until the Saw Blade comes to a complete stop Never attempt to remove the Saw from the workpiece or pull the Saw backward while the Saw Blade is in motion or kickback can occur C When restarting the Saw in the workpiece center the Saw Blade 83 in the kerf and check that the s...

Страница 10: ... Never aim the Laser beam at any person animal or an object other than the workpiece 19 Make sure the Laser 51 beam is aimed at a sturdy workpiece without reflective surfaces Reflective surfaces are not suitable for Laser applications as the reflective surface may direct the Laser beam back at the operator causing potential eye damage 20 Do not attempt to alter the Laser 51 or replace it with a di...

Страница 11: ...ker 25 WARNING The warnings precautions and instructions discussed in this manual cannot cover all possible conditions and situations that may occur The operator must understand that common sense and caution are factors which cannot be built into this product but must be supplied by the operator ASSEMBLY AND OPERATING INSTRUCTIONS NOTE For additional references to the parts listed in the following...

Страница 12: ...s normal operating position Replace the Outer Flange 84 and Blade Bolt 85 NOTE Make sure to firmly tighten the Blade Bolt 85 See Figure E SAW BLADE 83 OUTER FLANGE 84 BLADE BOLT 85 SPINDLE LOCK BUTTON 40 LOWER GUARD 78 WRENCH 74 FIGURE E 7 Release the Spindle Lock Button 40 Then reattach the accessory Wrench 74 to the rear of the Circular Saw See Figure E The Power Switch 1 The Power Switch 9 auto...

Страница 13: ...of cut raise the Depth Lock Knob 71 to its unlocked posi tion Raise the Saw body up from the Base 76 and set the depth of cut using the Scale provided Then lower the Depth Lock Knob to its locked position NOTE Always add 1 8 to your depth of cut so the Saw Blade 83 can cut through the material See Figure G DEPTH LOCK KNOB 71 BASE 76 FIGURE G To Adust The Angle Of Cut 1 The angle of cut may be adju...

Страница 14: ...just The Rip Guide 1 The Rip Guide 102 is used for making cuts parallel to a workpiece edge at a chosen distance See Figure I 2 To use the Rip Guide 102 loosen the Rip Guide Knob 68 Slide the arm of the Rip Guide through the openings on each side of the Base 76 and achieve the desired cutting distance using the Scale Then retighten the Rip Guide Knob to lock the Rip Guide in position NOTE The Rip ...

Страница 15: ...5 46 located on the side of the Laser Guide 86 Then remove the Side Cover on the Laser Guide See Assy Diagram 2 Inside the Laser Guide 86 are two Screws 48 Adjust only one Screw at a time and gently move the Laser Base Body to make the adjustment Then re tighten the Screw Repeat this process with the remaining Screw until the Laser Beam is correctly adjusted See Assy Diagram 3 To check the Laser B...

Страница 16: ...e both Carbon Brushes If however the Carbon Brushes are just dirty they may be cleaned by rubbing them with a pencil eraser When installing the Carbon Brushes make sure the carbon portion of the Carbon Brushes contact the Motor Armature and that the springs face away from the Motor Also make sure the springs operate freely After cleaning or replacement replace the Carbon Brush Holders NOTE New Car...

Страница 17: ...sh 2 67 Screw M4x20 1 21 Ratings Label 1 68 Rip Guide Knob 1 22 Screw M5x30 3 69 Nameplate 1 23 Housing 1 70 Circlip Ring 1 24 Inner Wire 2 71 Depth Lock Knob 1 25 Stator 1 72 Nut 1 26 Screw ST4 2x65 2 73 Washer 1 27 Bearing Sheath 1 74 Saw Blade Wrench 1 28 Bearing 1 75 Screw 1 4 x25 1 29 Rotor 1 76 Base 1 30 Bearing 1 77 Spring 1 31 O Ring 1 78 Lower Guard 1 32 Inner Wire 1 79 Lower Guard Knob 1...

Страница 18: ...AM NOTE Some parts are listed and shown for illustration purposes only and are not available individually as replacement parts WIRING SCHEMATIC SKU 91757 For technical questions please call 1 800 444 3353 PAGE 18 102 ...

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