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Full-auto shut off brushed electric screwdrivers

 

 

Instruction Manual 

 

Applicable Models: AT-2000, AT-3000, AT-4000, AT-4500,  

 

 

Thank you

 for purchasing the CHP electric screwdriver. In order to ensure maximum 

performance and product life, 

please read this manual before operating your screwdriver.

 

 
 
 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
 
 

 

Summary of Contents for AT-2000

Page 1: ...drivers Instruction Manual Applicable Models AT 2000 AT 3000 AT 4000 AT 4500 Thank youfor purchasing the CHP electric screwdriver In order to ensure maximum performance and product life please read this manual before operating your screwdriver ...

Page 2: ...2 Table of contents General Safety Warnings Care Maintenance Read Before use Declaration of Conformity CE Product information Operation Troubleshooting After use 03 03 03 04 04 05 07 08 ...

Page 3: ...t use the power tool if the switch is malfunctioning Disconnect the power source before making adjustments changing accessories or storing the tool Keep the tool away from children or untrained personnel Periodically check for any misalignment or binding of moving parts breakage of parts and any other condition that may affect the operation Keep the screw bits clean before and after use Only use c...

Page 4: ...rush 2 Instruction manual Specifications Model AT 2000 AT 3000 AT 4000 AT 4500 Power source 35VDC Torque range kgf cm lbf in 0 3 2 0 0 26 1 7 0 5 5 0 0 43 4 3 1 0 6 0 0 87 5 2 1 5 10 0 1 30 8 7 No load speed rpm 450 700 450 700 450 700 450 700 Torque setting Stepless Available Screw Machine Screw mm in 1 0 2 2 0 04 0 09 1 0 2 6 0 04 0 10 1 4 2 6 0 06 0 10 2 0 3 0 0 08 0 12 Tapping Screw mm in 1 0 ...

Page 5: ...ocated at the end of the front cover with included allen key and remove the entire cover by turning it counterclockwise Remove the Philips screw on the cover and push out the inner torque cover from the back end Reinstall the remaining cover and now you will have access to change the torque setting Model Volume mm Load Voltage AC Output Voltage DC Weight g Safety Approved Feature Length Width Heig...

Page 6: ...h the direction after the screwdriver has completely stopped Secure screwdriver during operation During operation hang the screwdriver securely from balancer in order to prevent damage to driver and power cord When the selected torque is reached The driver features internal clutch assembly When a screw is fastened and the selected torque has been reached the clutch assembly will automatically dise...

Page 7: ...d lift the carbon brush fastener spring Loosen and pull the carbon brush guide cord to remove the carbon brush Do not remove the insulation tape on the brush cover Insert a new carbon brush and then follow the above steps in reverse order 7 Troubleshooting If the screwdriver does not work properly check the list below If you cannot solve the problem do not open the unit Contact one of our authoriz...

Page 8: ...ur specifications If not change the bit to one that does Check that the bit is inserted tightly into two guide channels within the bit shaft If not remove the bit and re insert it tightly If the bit tends to wobble remove the bit rotate it 60 or 180 degrees and re insert it If the screwdriver doesn t stop when the selected torque is reached Excessive torque setting can cause the screw to strip thr...

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