Page 2 - General machine safety warnings
2 1.0 IMPORTANT SAFETY INSTRUCTIONS WARNING – To reduce risk of injury: 1.1 General machine safety warnings 1. Read and understand the entire owner's manual before attempting assembly or operation. 2. Read and understand the warnings posted on the machine and in this manual. Failure to comply with a...
Page 3 - Miter saw safety warnings
3 29. Keep hands out of the line of saw blade. 30. Don’t use in dangerous environment. Don’t use power tools in damp or wet location, or expose them to rain. Keep work area well lighted. 1.2 Miter saw safety warnings Specific safety instructions for this compound miter saw: 31. Do not operate the mi...
Page 4 - Table of contents; Section
4 Familiarize yourself with the following safety notices used in this manual: This means that if precautions are not heeded, it may result in minor injury and/or possible machine damage. This means that if precautions are not heeded, it may result in serious, or possibly even fatal, injury. 2.0 Tabl...
Page 6 - About this manual
6 3.0 About this manual This manual is provided by JET, covering the safe operation and maintenance procedures for a JET Model JMS-10X and JMS-12X Miter Saw. This manual contains instructions on installation, safety precautions, general operating procedures, maintenance instructions and parts breakd...
Page 7 - Features and terminology
7 4.0 Features and terminology Figure 4-1: Features and Terminology
Page 8 - Specifications
8 5.0 Specifications Table 1 Model number JMS-10X JMS-12X Stock number 707210 707212 Motor and Electricals Motor type Series-wound, double insulated Input power 1.7 kW Phase single Voltage 115 V Cycle 60 Hz Listed FLA (full load amps) 15 A Motor speed 4000±10% RPM Starting amps 25 A Running amps (no...
Page 9 - Cutting capacities
9 Weights Net weight (approx.) 47 lbs. (21 kg) 56 lbs. (25 kg) Shipping weight (approx.) 54 lbs. (24 kg) 62 lbs. (28 kg) 5.1 Cutting capacities Table 2 JMS-10X JMS-12X Type of cut Miter angle Bevel angle Capacity Cross cut 0° 0° 12 x 3-9/16 in. (305 x 90 mm) 14 x 4.0 in. (355 x 100 mm) Miter cut 45°...
Page 10 - Setup and assembly; Dust bag
10 Read and understand the entire contents of this manual before attempting assembly or operation. Failure to comply may cause serious injury. 6.0 Setup and assembly 6.1 Unpacking Inspect contents for shipping damage or missing parts. If either is discovered, report it to your distributor. Do not di...
Page 11 - Adaptor; Power cord storage clips
11 6.8.2 Adaptor The adaptor can be used to convert the 1-5/8 in. diameter port to 2-1/2 in. diameter, for connection to a hose used with a shop vacuum or other dust collection system. Use a hose clamp to secure the dust hose (not provided) to the saw port. 6.9 Power cord storage clips The slide car...
Page 12 - Electrical connections; Extension cords
12 Figure 6-6 Important : Make sure blade size and arbor hole match specification of miter saw. 9. Install new blade. Rotation arrow on blade must match clockwise rotation arrow on upper guard, and the blade teeth must point downward. 10. Place flange outer flange against blade and on arbor. Thread ...
Page 13 - Adjustments; Support foot; Miter positive stop selection; Table extensions and work stop
13 Cord length Wire gauge (AWG) 0 – 25 ft. 16 25- 50 ft. 14 Table 3 Important: Make certain the receptacle in question is properly grounded. If you are not sure, have a registered electrician check the receptacle. 8.0 Adjustments Note: Your miter saw was adjusted by the manufacturer. However, during...
Page 14 - Fence adjustment; Checking fence squareness; Bevel adjustments
14 8.4 Fence adjustment The fence extensions must be extended to left or right, or removed entirely, when making bevel cuts, to prevent blade or guard obstruction. Failure to comply may cause serious injury. Failure to extend the fence will not allow enough space for the blade to pass through. This ...
Page 15 - 5° bevel stop adjustment; Depth adjustment; Operation; LED light
15 Figure 8-6 6. If blade is not 90° to miter table (i.e. square does not sit flush against both surfaces), turn right set screw (E, Figure 8-7) in or out until blade is 90° to table. 7. If needed, loosen screw (D, Figure 8-7) and adjust bevel angle indicator to align with zero on scale. Retighten s...
Page 16 - General saw operation; Starting the cut; Finishing the cut; Jammed material; Cutting options; Chop cuts; Miter cutting
16 Figure 9-1 Use rocker switch atop handle to turn laser guide on and off (see Figure 4-1). The laser must align with blade cutting path. The laser has no user-adjustments. If you suspect realignment is necessary, take the miter saw to an approved service center. Do not attempt to repair or disasse...
Page 17 - Cutting bowed material; General cleaning
17 Miter stops are provided at common angles of 0°, 15°, 22.5°, 31.6°, 45° left and right, and 60° right. Always push down miter lock handle (B, Figure 8-1) to secure table in position. 9.5.4 Bevel cutting Tilt cutting head to desired angle as shown on bevel scale. Refer to sect. 8.5.1. The blade ca...
Page 18 - Lower Blade Guard; Lubrication; Additional servicing
18 10.2 Lower Blade Guard Do not use saw without lower blade guard. The lower blade guard is attached to the saw for your protection. Should the lower guard become damaged, do not use saw until the damaged guard has been replaced. Develop a regular check to make sure the lower guard is working prope...
Page 19 - Crown molding charts; Crown molding: 90° wall angles
19 11.0 Crown molding charts 11.1 Crown molding: 90° wall angles Crown molding compound cut with 90° walls. Type of Cut Key Bevel Setting Miter Setting Procedure Inside corner – Left Side IL 33.9° 31.6° Right 1. Position top of molding against fence. 2. Miter table set at RIGHT 31.6°. 3. LEFT side i...
Page 20 - Crown molding: various wall angles
20 11.2 Crown molding: various wall angles Compound miter and bevel angle settings for wall-to-crown molding angles. 52/38º Crown Molding 45/45º Crown Molding 52/38º Crown Molding 45/45º Crown Molding Angle Between Walls 0 Miter 0 Setting 0 Bevel 0 Setting 0 Miter 0 Setting 0 Bevel 0 Setting Angle B...
Page 21 - Troubleshooting JMS-10X,12X Miter Saws
21 12.0 Troubleshooting JMS-10X,12X Miter Saws Symptom Possible Cause Correction * Motor will not start No incoming power. Check plug connection to receptacle. If satisfactory, check electrical panel for blown fuse or tripped breaker – replace fuse or reset breaker. Low voltage. Correct the low volt...
Page 22 - Replacement Parts
22 13.0 Replacement Parts Replacement parts are listed on the following pages. To order parts or reach our service department, call 1-800-274-6848 Monday through Friday, 8:00 a.m. to 5:00 p.m. CST. Having the Model Number and Serial Number of your machine available when you call will allow us to ser...
Page 36 - Warranty and service
36 15.0 Warranty and service JET ® warrants every product it sells against manufacturers’ defects. If one of our tools needs service or repair, please contact Technical Service by calling 1-800-274-6846, 8AM to 5PM CST, Monday through Friday. Warranty Period The general warranty lasts for the time p...
