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Operating 

and Maintenance 

Instructions 

3/8-inch Air Ratchet Wrench 

Model JNS-5052 

 

 

 

 

 

 

 

 

 

 
 
 
 
 
 
 
 
 

 

WMH TOOL GROUP 

2420 Vantage Drive 
Elgin, Illinois 60124 

Part No. M-JNS5052

 

Ph.: 800-274-6848 

Revision B

  

1/07 

www.wmhtoolgroup.com 

Copyright © WMH Tool Group 

Summary of Contents for JNS-5052

Page 1: ...aintenance Instructions 3 8 inch Air Ratchet Wrench Model JNS 5052 WMH TOOL GROUP 2420 Vantage Drive Elgin Illinois 60124 Part No M JNS5052 Ph 800 274 6848 Revision B 1 07 www wmhtoolgroup com Copyright WMH Tool Group ...

Page 2: ...ate and an explanation of the complaint must accompany the merchandise If our inspection discloses a defect we will repair or replace the product or refund the purchase price at our option We will return the repaired product or replacement at our expense unless it is determined by us that there is no defect or that the defect resulted from causes not within the scope of our warranty in which case ...

Page 3: ... 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 10 Do not operate this tool while tired or under the influence of drugs al...

Page 4: ... safest performance Specifications Stock Number JNS 5052 Square Drive in 3 8 Free Speed no load RPM 160 Maximum Torque ft lb 50 Required Air Pressure PSI 90 Average Air Consumption CFM 4 Air Inlet Diameter in 1 4 NPT Air Hose Inside Diameter in 3 8 Vibration Value m s 2 according to EN12096 7 2 Overall Length in 11 62 Net Weight lbs 2 76 The above specifications were current at the time this manua...

Page 5: ...Figure 1 NOTE Air tool oil not provided It may be purchased from your JET dealer or is available at most major hardware and tool stores SAE 10 weight oil or sewing machine oil may be used as a substitute Do not use detergent oil 3 Re connect the air Run the ratchet wrench without load for a few seconds to distribute the oil throughout the tool 4 When you are finished operating the ratchet wrench b...

Page 6: ... inspected and repaired at an authorized service center Torque is diminished Air leakage Check connections at the air inlet o rings etc Make adjustments repairs as needed Starts immediately as soon as air is connected without trigger being pressed Throttle valve or trigger is malfunctioning Inspect and repair throttle valve and or trigger Abnormal vibration and or excessive heat develops in the to...

Page 7: ...7 ...

Page 8: ...8 WMH Tool Group 2420 Vantage Drive Elgin Illinois 60124 Phone 800 274 6848 www wmhtoolgroup com ...

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