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JAT-300,301,302 Ratchet Wrenches 

 

20.  Do not use power tools in damp or wet 

location, or expose them to rain. Keep work 
area well lighted. 

21.  Do not leave a connected tool unattended. 

When not in use, disconnect tool from air 
source. 

22.  Shut off air supply and discharge any residual 

pressure from tool before removing hose, 
making adjustments, changing accessories, 
or storing tool. 

23.  Make sure tool is switched off, and your finger 

off the trigger, before connecting to air supply. 

24.  Remove adjusting keys and wrenches before 

turning on tool. 

25.  Keep visitors a safe distance from the work 

area. 

Keep children away.

 

26.  Give your work undivided attention. Looking 

around, carrying on a conversation and 
“horse-play” are careless acts that can result 
in serious injury. 

27.  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. 

28. Repetitive motions and/or exposure to 

constant vibration can be harmful to hands 
and arms. Take frequent breaks and relax 
hands during extended operation. Change 
posture to avoid discomfort or fatigue. 

29.  Compressed air can be harmful if directed 

toward sensitive areas of the body, and may 
propel small particles caught in the air stream. 
Exercise proper caution. 

30. 

Use only recommended accessories; 
improper accessories 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 

household waste. Never dispose of the air tool 
into fire. 

Specific warnings for Ratchet Wrench 

35.  This ratchet wrench is designed for removing 

and installing threaded fasteners, particularly 
in areas difficult to access with other tools. If 
you are not familiar with the proper and safe 
operation of a pneumatic ratchet wrench, do 
not use until proper training and knowledge 
have been obtained. 

36.  Use only sockets in good condition.  

37.  Never hold socket, drive or drive extension 

with your hand during operation. 

38.  Make sure workpiece is secure and will not 

shift while operating impact wrench. Do not 
hold workpieces with your hand. 

39. Make sure fastener can withstand rated 

torque of ratchet wrench. 

 

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.

 

 

 

Summary of Contents for JAT-300

Page 1: ...het Wrench 505300 JAT 300 505301 JAT 301 505302 JAT 302 Operation Parts Manual M 505300 Edition 2 06 2015 JET 427 New Sanford Road LaVergne TN 37086 Ph 800 274 6848 www jettools com Copyright 2015 JET...

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 Serv...

Page 3: ...romium 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 wi...

Page 4: ...roper caution 30 Use only recommended accessories improper accessories may be hazardous 31 Maintain tools with care Keep air tool clean and oiled for best and safest performance 32 Do not use combusti...

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 commo...

Page 6: ...21 kPa 90 psi 621 kPa Vibration value 4 4 m s2 4 5 m s2 2 6 m s2 Noise level 1 99 dB A 108 dB A 87 dB A Rotation direction forward and reverse forward and reverse forward and reverse Grip Inline Inlin...

Page 7: ...everse rotation 2 Place socket over nut and grip tool firmly with both hands 3 Gently squeeze throttle lever Pressure against throttle lever determines speed of ratchet wrench Important If tool cannot...

Page 8: ...reased accordingly to compensate for extra long air hoses usually over 25 feet Inside diameter of hose should be minimum 3 8 inch General Air Tool Information If the air tool is not performing accordi...

Page 9: ...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 fron...

Page 10: ...rratic action Low air pressure Verify compressor has proper CFM rating for tool Check compressor regulator setting set air pressure to 90 psi Check for loose connections Moisture or obstruction in air...

Page 11: ...llowing 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 wh...

Page 12: ...12 JAT 300 301 302 Ratchet Wrenches 505300 JAT 300 1 4 inch Ratchet Wrench exploded view...

Page 13: ...ng 608ZZ 1 21 JAT300 21 Planet gear carrier 1 22 JAT300 22 Ring gear 1 23 JAT300 23 Planet gear 3 Index Part No Description Qty 24 JAT300 24 Clamp nut 1 25 JAT300 25 Ratchet housing assembly includes...

Page 14: ...14 JAT 300 301 302 Ratchet Wrenches 505301 JAT 301 3 8 inch Ratchet Wrench exploded view...

Page 15: ...30121 Washer 1 22 SM 30122 Ring gear 1 23 SM 30123 Planet gear 3 Index Part No Description Qty 24 30124 Pin 4x13 8 3 25 SM 30125 Planet gear carrier 1 26 SM 30126 Clamp nut 1 27 SM 30127 Bushing 1 28...

Page 16: ...16 JAT 300 301 302 Ratchet Wrenches 505302 JAT 302 1 2 inch Ratchet Wrench exploded view...

Page 17: ...30121 Washer 1 22 SM 30122 Ring gear 1 23 SM 30123 Planet gear 3 Index Part No Description Qty 24 30124 Pin 4x13 8 3 25 SM 30125 Planet gear carrier 1 26 SM 30126 Clamp nut 1 27 SM 30127 Bushing 1 28...

Page 18: ...18 JAT 300 301 302 Ratchet Wrenches This page intentionally left blank...

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

Page 20: ...20 JAT 300 301 302 Ratchet Wrenches 427 New Sanford Road LaVergne Tennessee 37086 Phone 800 274 6848 www jettools com...

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