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Jet JMS-12SCMS Operating And Parts Manual

12" sliding dual bevel compound miter saw
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Operating Instructions and Parts Manual
12" Sliding Dual Bevel Compound Miter Saw
Benchtop Series – Model No. JMS-12SCMS
R
C
US
174315
For serial no. 10070329 and higher
WALTER MEIER (Manufacturing) Inc.
427 New Sanford Road
LaVergne, Tennessee 37086
Part No. M-707120
Ph.: 800-274-6848
Revision B 08/2010
www.waltermeier.com
Copyright © 2010 Walter Meier (Manufacturing) Inc.

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  • Page 1 Operating Instructions and Parts Manual 12" Sliding Dual Bevel Compound Miter Saw Benchtop Series – Model No. JMS-12SCMS 174315 For serial no. 10070329 and higher WALTER MEIER (Manufacturing) Inc. 427 New Sanford Road LaVergne, Tennessee 37086 Part No. M-707120 Ph.: 800-274-6848 Revision B 08/2010 www.waltermeier.com...

  • Page 2: Warranty And Service

    Walter Meier is consistently adding new products to the line. For complete, up-to-date product information, check with your local Walter Meier distributor, or visit waltermeier.com. WARRANTY JET products carry a limited warranty which varies in duration based upon the product (MW stands for Metalworking, WW stands for Woodworking). WHAT IS COVERED? This warranty covers any defects in workmanship or materials subject to the exceptions stated below.

  • Page 3: Table Of Contents

    Table of Contents Warranty and Service..........................2 Table of Contents .............................3 Warnings..............................5 Compound Miter Saw Safety ........................7 Introduction ..............................8 Specifications ............................8 Cutting Capacity ............................8 Electrical ..............................9 Power Supply and Motor Specifications ....................9 Electrical Requirements .........................9 Extension Cords ............................9 Features ..............................10 Shipping Contents ..........................
  • Page 4 Auxiliary Wood Fence .......................... 26 Cutting Base Molding........................... 27 Bevel/Miter Settings..........................27 Removing the Blade ..........................14 Laser Beam ............................20 Changing the Belt ..........................26 Crown Molding ............................ 27 Crown Molding Chart ..........................28 Maintenance ............................29 Replacing Carbon Brushes ........................29 Lower Blade Guard..........................

  • Page 5: Warnings

    Warnings 1. Read and understand the entire owners' manual before attempting assembly or operation. 2. Read and understand the warnings posted on the machine and in this manual. Failure to comply with all of these warnings may cause serious injury. 3.
  • Page 6 23. Give your work undivided attention. Looking around, carrying on a conversation and “horse-play” are careless acts that can result in serious injury. 24. Maintain a balanced stance at all times so that you do not fall or lean against the blade or other moving parts.

  • Page 7: Compound Miter Saw Safety

    Compound Miter Saw Safety Specific safety instructions for this compound miter saw 1. Do not operate the miter saw until it is completely assembled and installed according to these instructions. 2. If you are not thoroughly familiar with the operation of miter saws, seek guidance from your supervisor, instructor or other qualified person.

  • Page 8: Introduction

    This manual is provided by Walter Meier (Manufacturing) Inc., covering the safe operation and maintenance procedures for the JET Model JMS-12SCMS Dual Bevel Sliding Compound Miter Saw with laser. This manual contains instructions on installation, safety precautions, general operating procedures, maintenance instructions and parts breakdown.

  • Page 9: Electrical

    Electrical Extension Cords Make sure your extension cord is in good Power Supply and Motor condition. When using an extension cord, be Specifications sure to use one heavy enough to carry the current your machine will draw. An undersized The AC motor used in this saw is a universal, cord will cause a drop in the line voltage nonreversible type (see Motor in the Specifica- resulting in power loss and overheating.

  • Page 10: Features

    Features...

  • Page 11: Shipping Contents

    Make certain that all items are accounted for before discarding any packing material. Report any shortages or damage to your JET distributor. Contents of the Shipping Container Compound Miter Saw (1) Dust Bag (1)

  • Page 12: Assembly

    Assembly Unlocking the Slide Carriage Loosen the slide carriage lock knob (A). When transporting or storing the miter saw, the slide carriage (B) should always be locked in position. Releasing the Cutting Head Figure 1 When not in use, lock the cutting head in the down position.

  • Page 13: Installing The Safety Hold-Down Clamp

    Installing the Safety Hold-down Clamp 1. Place the hold-down clamp assembly (A, Fig. 4) in a mounting hole located behind the right or left fence (B, C). 2. Thread the hold-down clamp knob (D) into the hole located at the rear of the saw base. 3.

  • Page 14: Table Inserts

    For portable use: Table Inserts Place the saw on a 3/4 in. thick piece of plywood and bolt the base securely to the plywood using the Always unplug the saw to avoid accidental starting. Failure to comply may mounting holes on the base. Mounting hardware is cause serious injury! not included and must be purchased separately.

  • Page 15: Installing Blade

    Installing Blade Important: This machine requires a 12-inch diameter blade. Unplug the miter saw before changing and/or installing the blade. Referring to Figure 7: 1. Install a 12 in. blade with a 5/8 in. arbor (or a 1 in. arbor with a 5/8 in. reducer) making sure the rotation arrow on the blade matches the clockwise rotation arrow on the upper guard, and the blade teeth are pointing downward.

  • Page 16: Adjustments

    Adjustments Before attempting any adjust- ments – To avoid injury from unexpected starting or electrical shock make sure the trigger is released and remove the power cord from the power source. Failure to comply may cause serious injury! Note: Your miter saw was adjusted at the factory. However, during shipment slight misalignment may have occurred.

  • Page 17: 45° Right Bevel Positive Stop Adjustment

    2. Loosen the bevel lock handle (A, Fig. 8) and tilt the cutting arm completely to the left (Figure 11). 3. Using a combination square, check to see if the blade is 45° to the table. 4. To adjust, tilt the cutting arm to zero degrees, loosen the lock nut (B, Fig.

  • Page 18: Miter Angle

    Miter Angle The sliding compound miter saw scale can be easily read, showing miter angles from 0° to 45° to the left, and 0° to 60° to the right. The miter saw table has ten of the most common angle settings with positive stops at 0°, 15°, 22.5°, 31.6°, and 45°...

  • Page 19: Positive Stop Miter Angle Adjustment

    Positive Stop Miter Angle Adjustment Referring to Figure 19: 1. Unlock the miter table by lifting up on the quick- cam miter table lock (A). 2. Raise the positive stop locking lever (C) up; at the same time grasp the miter handle (B) and rotate the miter table left or right to the desired angle.

  • Page 20: Presetting The Cutting Depth

    Presetting the Cutting Depth Laser Beam The depth of cut can be preset for even and The laser is turned on with a switch located on the repetitive shallow cuts. saw handle (C, Fig. 23). When left on indefinitely, a sensor will turn the laser off after 20 minutes.

  • Page 21: Operation

    Operation Before attempting any operation with your miter saw, make sure that you have read and thoroughly understand the warnings contained on pages 5-6 and the Compound Miter Saw Safety section on page 7. Failure to comply may result in serious injury! Starting a cut 1.

  • Page 22: Sliding Fence

    Sliding Fence The sliding fence must be extended to the left or right when making bevel cuts. Failure to comply may cause serious injury! Failure to extend the sliding fence will not allow enough space for the blade to pass through. This could result in serious injury.

  • Page 23: Miter Cut

    Miter Cut Referring to Figure 26: The sliding compound miter saw has ten positive miter stop indents (A) located on the saw base. The stops represent the following miter cut angles: 0, 15, 22.5, 31.6 and 45 degrees left and right, and 60°...

  • Page 24: Bevel Detent Pin For Crown Moldings

    33.9° Bevel Detent Pin for Crown Moldings Note: A bevel detent pin is incorporated into this machine for quick bevel adjustments when the desired bevel angle is 33.9°. Referring to Figure 27 (except where indicated): 1. Push the bevel detent stop pin (E) in. 2.

  • Page 25: Slide Cutting Wide Boards

    4. Position the workpiece on the table and against the fence. Use a hold-down clamp (E) attached to the base, whenever possible. 5. Pull the trigger (A), turning on the saw. Lower the blade by pushing the handle (B) down into the workpiece with slow and even pressure.

  • Page 26: Cutting Bowed Material

    Cutting Bowed Material Always unplug the saw when removing small pieces of debris. Failure to comply may cause serious injury! Referring to Figure 31: 1. Position a curved workpiece (C) against the fence (B). 2. Secure the curved workpiece with a clamping device (A).

  • Page 27: Cutting Base Molding

    Cutting Base Molding Crown Molding Base moldings and many other moldings can be Your compound miter saw is suited for the difficult cut on a compound miter saw. The setup of the task of cutting crown molding. To fit properly, crown saw depends on molding characteristics and molding must be compound-mitered with extreme application.

  • Page 28: Crown Molding Chart

    Crown Molding Chart Compound miter saw miter and bevel angle settings, wall to crown molding angles 52/38º Crown Molding 45/45º Crown Molding 52/38º Crown Molding 45/45º Crown Molding Angle Angle 0Miter 0Bevel 0Miter 0Bevel 0Miter 0Bevel 0Miter 0Bevel Between Between 0Setting 0Setting 0Setting...

  • Page 29: Maintenance

    Maintenance Lower Blade Guard Do not use the saw without the lower blade avoid injury while guard. The lower blade guard is attached to the performing maintenance, always unplug the saw for your protection. Should the lower guard power cord before working on the saw. become damaged, do not use the saw until the Failure to comply may cause serious injury! damaged guard has been replaced.

  • Page 30: Troubleshooting - Motor

    Troubleshooting – Motor Trouble Probable Cause Remedy Motor brushes not sealed or lightly Inspect/clean/replace brushes. sticking. Motor brake overheated from use of See MAINTENANCE section. defective or wrong size blade or rapid ON/OFF cycling. Brake does not stop blade within 10 Arbor bolt loose.

  • Page 31: Parts

    Parts Ordering Replacement Parts To order parts or reach our service department, call 1-800-274-6848 Monday through Friday (see our website for business hours, www.waltermeier.com). Having the Model Number and Serial Number of your machine available when you call will allow us to serve you quickly and accurately. Parts List Note: Parts without part numbers are for reference only and cannot be purchased individually.
  • Page 32 Parts List Index No. Part No. Description Size 50 .... TS-0680041 ....Flat Washer............3/8 ......1 51 .... JMS10SCMS-36 ..External Tooth Lock Washer......M5 ......2 52 .... JMS10SCMS-37 ..Wave Washer...........WW-8 ......2 53 .... JMS12SCMS-53 ..Wave Washer...........WW-14 ...... 2 54 ...........Spring Pin ............Ø5x16 ......4 55 ....
  • Page 33 Parts List Index No. Part No. Description Size 108 ..JMS10SCMS-210 ..Cable Clamp ............1/8” ......1 109 ..JMS10SCMS-87 ..Cable Clamp ............3/8” ......1 110 ..JMS10SCMS-88 ..Terminal..................... 2 111 ..JMS12SCMS-111 ..Locking Cable Tie ................1 112 ..JMS10SCMS-208 ..Trigger Switch ..................1 113 ..
  • Page 34 Parts List Index No. Part No. Description Size 166 ..JMS12SCMS-166 ..Bearing Protector................1 167 ..JMS10SCMS-113 ..Shaft ....................1 168 ..JMS12SCMS-168 ..Cord Clamp ..................1 169 ..JMS12SCMS-169 ..Torsion Spring ..................1 170 .........Pin ..............Ø4x30 ......1 171 ..
  • Page 35 232 ..JMS12SCMS-232 ..Bevel Angle Scale................1 233 ..JMS12SCMS-233 ..Miter Angle Scale ................1 234 ..JMS12SCMS-234 ..JET Label for Slide Bar Guard ............. 1 235 ..JMS10SCMS-199 ..JET Label for Pulley Cover ..............1 236 ..JMS10SCMS-200 ..Label: Laser On/Off ................1 237 ..

  • Page 36: Assembly Drawing

    Assembly Drawing...
  • Page 37 Assembly Drawing...
  • Page 38 Assembly Drawing...

  • Page 39: Wiring Diagram

    Wiring Diagram...
  • Page 40 WALTER MEIER (Manufacturing) Inc. 427 New Sanford Road LaVergne, Tennessee 37086 Phone: 800-274-6848 www.waltermeier.com...

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