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1/2-inch Pneumatic Drill 

#550670, JCT-5670 

 
 
 
 
 
 

 

 

 

 

 

 

 

 

 

 

Operation & Parts Manual 

M-550670 

Edition 2 

05/2017 

 
 

JET 

427 New Sanford Road 

LaVergne, TN 37086 

Ph.: 800-274-6848 

www.jettools.com 

 

 

Copyright © 2017 JET 

Summary of Contents for 550670

Page 1: ...1 2 inch Pneumatic Drill 550670 JCT 5670 Operation Parts Manual M 550670 Edition 2 05 2017 JET 427 New Sanford Road LaVergne TN 37086 Ph 800 274 6848 www jettools com Copyright 2017 JET ...

Page 2: ...ts Arsenic and chromium from chemically treated lumber Your risk of exposure varies depending on how often you do this type of work To reduce your exposure to these chemicals work in a well ventilated area and work with approved safety equipment such as face or dust masks that are specifically designed to filter out microscopic particles 9 Do not operate an air tool continually at full throttle wi...

Page 3: ...ous 31 Maintain tools with care Keep air tool clean and oiled for best and safest performance 32 Do not use combustible gases carbon dioxide oxygen or any bottled gas as an air source for the tool These can present risk of explosion and serious injury 33 Do not lubricate the tool with combustible liquids such as kerosene diesel or jet fuel 34 Do not dispose of this tool with normal household waste...

Page 4: ...ings in this manual may not encompass all possible workplace environments The operator is expected to take appropriate precautions and exercise common sense As with any tool operation safety of operator and bystanders should be first priority If there are questions or comments please contact your local supplier or JET JET can also be reached at our web site www jettools com Record the serial numbe...

Page 5: ...le speed trigger Grip D handle and side mounted handle Overall Length 14 1 in 358 mm Housing material Aluminum Net weight 7 1 lb 3 2 kg Shipping weight 9 lb 4 kg 1 The specified values are emission levels and are not necessarily to be seen as safe operating levels As workplace conditions vary this information is intended to allow the user to make a better estimation of the hazards and risks involv...

Page 6: ...ded into chuck and center it between the jaws Tighten chuck by hand while aligning bit Note Insert only the shank of a twist drill bit its flutes should remain free of the chuck jaws 5 Insert chuck key into one of the holes on the chuck so it meshes with teeth on drill chuck Rotate key clockwise to fully tighten chuck 6 Place bit against work item and gently press trigger Speed is variable determi...

Page 7: ...ir Tool Information If the air tool is not performing according to specifications the following are among the most common causes See also Troubleshooting section Contaminated air such as a dirty air system or water in the system Using wrong size tool for the job Poor maintenance practices such as using excessive air pressure or air volume Improper or no lubrication Rule of Thumb If it takes more t...

Page 8: ... are not used If greasing is required use a grease that is highly water resistant for front case components on air impact wrenches grinders and sanders Recycling Protect the environment Your tool contains materials which can be recovered or recycled When its useful life has expired please leave tool at a specialized facility Figure 2 Recommended arrangement of air piping and air line system ...

Page 9: ...rings worn Disassemble and inspect bearing Grease or replace as needed Loss of power erratic action Low air pressure Verify compressor has proper CFM rating for tool Check compressor regulator setting set air pressure to 90 psi Set regulator dial on tool to maximum setting Check for loose connections Moisture or obstruction in air hose Air supply must be clean and dry Clean out air hose s and remo...

Page 10: ... 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 ...

Page 11: ...JET 11 550670 JCT 5670 1 2 inch Pneumatic Drill ...

Page 12: ...on 14T 1 25 7H 753525 Gear 32T 1 26 7H 753526 Bearing Cover 1 Index Part No Description Qty 27 7H 753527 Spindle Screw 1 28 TS 1503051 Soc Hd Cap Screw M6x20 4 29 7H 753529 Collar 1 30 7H 753530 Spindle 1 31 7H 753531 Spindle Bearing Cover 1 32 BB 6200Z Ball Bearing 6200Z 1 33 7H 753533 Handle 1 34 7H 753534 Gasket 1 35 7H 753535 Gasket 1 36 AH 2X Spring Pin 3x14 mm 1 37 7H 753537 Screw 1 38 7H 75...

Page 13: ...itional action needed JET has Authorized Service Centers located throughout the United States For the name of an Authorized Service Center in your area call 1 800 274 6846 or use the Service Center Locator on the JET website More Information JET is constantly adding new products For complete up to date product information check with your local distributor or visit the JET website How State Law App...

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Page 15: ...JET 15 This page intentionally left blank ...

Page 16: ...16 JCT 5670 Pneumatic Drill 427 New Sanford Road LaVergne Tennessee 37086 Phone 800 274 6848 www jettools com ...

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