Pneumatic Extended Cut-Off Tool #505483, JAT-483 Operation & Parts Manual M-505483 Edition 2 11/2018 JET 427 New Sanford Road LaVergne, TN 37086 Ph.: 800-274-6848 www.jettools.
Safety warnings General air tool warnings 1. Read and understand this entire manual before attempting assembly or operation. 2. Read and understand all warnings posted on the tool and in this manual. Failure to comply with all of these warnings may cause serious injury. 3. Replace warning labels if they become obscured or removed. 4. Do not use this tool for other than its intended use.
25. Give your work undivided attention. Looking around, carrying on a conversation and “horse-play” are careless acts that can result in serious injury. 26. Do not force a tool or attachment to do a job for which it was not designed. The right tool will do the job better and more safely. 38. Make sure workpiece is secure and will not shift while operating cut-off tool. Do not hold workpieces with your hand. 39. Keep hands away from disc and guard during operation. 40.
Familiarize yourself with the following safety notices used in this manual: This means that if precautions are not heeded, it may result in serious, or even fatal, injury. This means that if precautions are not heeded, it may result in minor injury and/or possible tool damage. About this manual This manual is provided by JET, covering the safe operation and maintenance procedures for a JET Model JAT-483 Pneumatic Cut-off Tool.
Tool specifications Model number JAT-483 Stock number 505483 Cutting disc size (Dia. x thickness) 100 x 0.8 mm (4 x 1/32 in.) Cutting disc hole diameter 9.6 mm (3/8 in.) Cutting capacity metal 19~25.4 mm (3/4 – 1 in.) Horsepower 1.0 Free speed (@90psi) 14,000 RPM Average air consumption (@90psi) 4 CFM Air inlet 1/4 in. NPT, swiveling Air hose inside diameter 3/8 in. Required air pressure 90 psi (621 kPa) Vibration value 3/8 m/s2 Noise level 1 85.
3. Any missing parts or damage should be reported immediately to your JET® distributor. Do not use a damaged tool. Read this instruction manual thoroughly for operation, maintenance and safety instructions. To adjust disc guard, push and hold guard lock bar, then rotate guard to desired position. Allow lock bar to re-engage with an audible “click.” 4. Grip tool with both hands and push safety lever forward to release throttle lever. Gently press throttle lever. Box contents: 5.
Periodically apply 1 or 2 drops of air tool oil to throttle lever and safety lever pivots, and work lever to distribute the oil. Storage Avoid storing the cut-off tool in very humid locations which promotes rusting of internal mechanisms. Always oil the tool and disconnect air hose before storage. Air system requirements 1. Use proper air hose size (refer to tool specifications). The hose should be just long enough to serve the working area. Excessive hose length will cause pressure drop. 2.
Figure 2 Recommended arrangement of air piping and air line system 8 JAT-483 Extended Cutoff Tool
Troubleshooting JAT-483 Extended Cut-off Tool Any disassembly of the tool should be done by qualified service personnel. For problems not addressed below, contact JET technical service at 800-274-6846. Problem Possible cause Tool will not start. Air valve closed or obstructed. Open valve; clear any obstructions. Dirt or gum deposits on components. Flush tool with gum solvent. If problem persists, disassemble, clean and lubricate internal parts. Rotor vanes or other components are worn.
#505483, JAT-483 Extended Cut-Off Tool – exploded view 10 JAT-483 Extended Cutoff Tool
#505483, JAT-483 Extended Cut-Off Tool – parts list Index 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 Part No.
Replacement parts 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. Please have the stock number and serial number of your tool available when you call, so that we may serve you quickly and accurately. Non-proprietary parts, such as fasteners, can be found at local hardware stores, or may be ordered from JET. Some parts are shown for reference only, and may not be available individually.
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 period specified in the literature included with your product or on the official JET branded website. JET products carry a limited warranty which varies in duration based upon the product.
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427 New Sanford Road LaVergne, Tennessee 37086 Phone: 800-274-6848 www.jettools.
