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Pneumatic Impact Wrench 

#505101, JAT-101 
#505104, JAT-104 
#505105, JAT-105 

 
 

 

 

 

 

 

 

 

 

 

 

 

 

 

Operation & Parts Manual 

M-505101 

Edition 2 

06/2015 

 
 

JET 

427 New Sanford Road 

LaVergne, TN 37086 

Ph.: 800-274-6848 

www.jettools.com 

 

 

Copyright © 2015 JET 

 JAT-104 shown 

Summary of Contents for JAT-101

Page 1: ...act Wrench 505101 JAT 101 505104 JAT 104 505105 JAT 105 Operation Parts Manual M 505101 Edition 2 06 2015 JET 427 New Sanford Road LaVergne TN 37086 Ph 800 274 6848 www jettools com Copyright 2015 JET JAT 104 shown ...

Page 2: ... with any additional 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 ...

Page 3: ...hromium 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 without a work loa...

Page 4: ...may be hazardous 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 ho...

Page 5: ...et forth in this document The instructions and warnings 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 ou...

Page 6: ...m s2 12 9 m s2 Noise level 1 101 dB A 101 dB A 101 dB A Power setting 3 position forward 1 position reverse 3 position forward 1 position reverse 3 position forward 1 position reverse Grip Pistol style Pistol style Pistol style Overall Length 6 1 4 in 158 8 mm 7 3 8 in 187 3 mm 8 3 4 in 222 3 mm Housing material Aluminum with TPE molded grip Aluminum with TPE molded grip Aluminum with TPE molded g...

Page 7: ... power settings Rotate right for forward direction 3 speeds Rotate left for reverse 1 speed Make sure nut or bolt can withstand rated torque of impact wrench To loosen nut or bolt 1 Select reverse rotation 2 Place socket over nut hold grip firmly and place other hand over top of housing Gently squeeze trigger Important If tool cannot loosen nut DO NOT raise air pressure above 90 psi If tool s air ...

Page 8: ...at correct CFM for the impact wrench 3 Set air pressure to 90 psi Excess air pressure and or unclean air will shorten the tool s life and may create a hazardous situation 4 Drain water from air compressor tank daily as well as any condensation from air lines Water in the air line may enter the tool and cause damage 5 Change filters on the air system on a regular basis 6 Air line pressure may be in...

Page 9: ... to be used for air tools See Figure 2 Place oiler as close to air tool as possible for best lubrication Lubrication Use a light oil containing rust inhibitors such as SAE 10 Many JET air tools have integral oil reservoirs which should be kept filled when in line oilers are not used If greasing is required use a grease that is highly water resistant for the front case components on air impact wren...

Page 10: ...ness of housing and external fasteners 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 remove any kinks or bends Improper s...

Page 11: ...ousing loose or damaged Tighten or replace as needed Replacement parts Service 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 Please have the stock number and serial number of your tool available when you call so that we may serve you quickly and accurately ...

Page 12: ...12 JAT 101 104 105 Impact Wrenches 505101 JAT 101 3 8 inch Impact Wrench exploded view ...

Page 13: ... 1 23 JAT101 23 Spring 1 24 SB 9 64 Steel ball 9 64in 1 25 JAT101 25 Anvil bushing 1 Index Part No Description Qty 27 JAT741 21 Spring pin 3x6Lmm 1 28 JAT101 28 Hammer case 1 30 JAT101 30 O Ring 40x1mm 1 31 JAT101 31 Gasket 1 32 JAT101 32 Washer 1 33 JAT101 33 Hammer cage 1 34 JAT101 34 Hammer 2 35 JAT101 35 Hammer pin 2 36 JAT101 36 Anvil R type 3 8in 1 37 JAT730 17 O Ring 3 68x1 78mm 1 38 JAT101...

Page 14: ...14 JAT 101 104 105 Impact Wrenches 505104 JAT 104 1 2 inch Impact Wrench exploded view ...

Page 15: ...1 23 JAT101 23 Spring 1 24 SB 9 64 Steel ball 9 64 in 1 25 JAT103 23 Anvil bushing 1 Index Part No Description Qty 27 JAT741 21 Spring pin 3x6 mm 1 28 JAT104 28 Hammer case 1 30 JAT104 30 O Ring 48x1 mm 1 31 JAT104 31 Gasket 1 32 JAT104 32 Washer 1 33 JAT104 33 Hammer cage 1 34 JAT104 34 Hammer 2 35 JAT104 35 Hammer pin 2 36 JAT104 36 Anvil R type 1 2in 1 37 40305 O Ring 6 5x2 mm 1 38 40303 Socket...

Page 16: ...16 JAT 101 104 105 Impact Wrenches 505105 JAT 105 3 4 inch Impact Wrench exploded view ...

Page 17: ...ball 9 64 in 1 25 JAT105 25 Anvil bushing 1 27 JAT741 21 Spring pin 3x6L mm 1 Index Part No Description Qty 28 JAT105 28 Hammer case 1 30 JAT105 30 O Ring 64 8x1 6 mm 2 31 JAT105 31 Gasket 1 32 JAT105 32 Washer 1 33 JAT105 33 Hammer cage 1 34 JAT105 34 Hammer 2 35 JAT105 35 Hammer pin 2 36 JAT105 36 Anvil R type 3 4 in 1 37 JAT105 37 O Ring 10x3 5 mm 1 38 JAT105 38 Socket retainer 1 39 TS 1504051 ...

Page 18: ...18 JAT 101 104 105 Impact Wrenches This page intentionally left blank ...

Page 19: ...JET 19 This page intentionally left blank ...

Page 20: ...20 JAT 101 104 105 Impact Wrenches 427 New Sanford Road LaVergne Tennessee 37086 Phone 800 274 6848 www jettools com ...

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