Wagan IMPACT DRIVER - IMPACT WRENCH 2257 User Manual
Page 4
 
Impact Wrench Kit by Wagan Tech
USER’S MANUAL — Please read before using this equipment.
________________________________________________________________________________________________________________________________________________________________ 
 
www.wagan.com
© 2004 Wagan Corporation.
All Rights Reserved.
Wagan and Wagan.com are trademarks used by Wagan Corporation.
 
 
 
 
4
5. Remove the vehicle’s spare tire and set it aside. 
6. Use the vehicle’s jack to raise the vehicle. CAUTION! Refer to 
the vehicle manufacturer’s owner’s manual for instructions on using 
the jack and to determine the proper lifting points on the vehicle. 
Always chock the opposite wheel. 
7. If necessary, remove the wheel’s hubcap to expose the wheel lug 
nuts. 
8. Make sure the Impact Wrench is off. Then, depress the Forward/ 
Reverse Switch to its Reverse position (counterclockwise rotation). 
9. Insert the Socket onto the first wheel lug nut and, while 
maintaining a firm grip on the Impact Wrench with both hands, 
squeeze the Trigger until the wheel lug nut is removed from the 
wheel lug bolt. Release pressure on the Trigger to turn the Impact 
Wrench off. Remove the wheel lug nut from the Socket and set the 
lug nut aside. Then, repeat this Step to remove the remaining wheel 
lug nuts. 
10. Once all of the wheel lug nuts are removed, carefully remove the 
vehicle’s flat tire and install the spare tire onto the wheel lug bolts. 
11. Finger tighten each of the wheel lug nuts onto the wheel lug 
bolts. 
12. Make sure the Impact Wrench is off. Then, depress the 
Forward/ Reverse Switch to its Forward position (clockwise rotation). 
13. Note: Check vehicle owner’s manual for tightening sequence. 
Insert the Socket onto the first wheel lug nut and, while maintaining a 
firm grip on the Impact Wrench with both hands, squeeze the Trigger 
until the wheel lug nut is firmly tightened onto the wheel lug bolt. 
Release pressure on the Trigger to turn the Impact Wrench off. 
Then, repeat this Step to tighten the remaining wheel lug nuts onto 
the lug bolts. 
14. Using the vehicle’s jack, slowly and carefully lower the vehicle. 
15. If necessary, re-attach the vehicle’s hubcap to the wheel. Then, 
store the vehicle’s jack and spare tire securely in the trunk of the 
vehicle. 
16. If the vehicle’s battery was used to supply electricity to the 
Impact Wrench, disconnect the Red and Black Battery Clamps from 
the battery. Disconnect the Lead Wire Plug from the Battery 
Clamps. Remove the Socket from the Impact Wrench. Place the 
Impact Wrench and its accessories in the Carrying Case. Then, store the 
Carrying Case securely in the vehicle’s trunk. 
17. If the vehicle’s cigarette lighter receptacle was used to supply 
electricity to the Impact Wrench, disconnect the Lead Wire Plug from the 
cigarette lighter receptacle. Insert the cigarette lighter back into its 
receptacle. Remove the Socket from the Impact Wrench. Place the Impact 
Wrench and its accessories in the Carrying Case. Then, store the Carrying 
Case securely in the vehicle’s trunk. 
 
 
INSPECTION, MAINTENANCE, AND CLEANING : 
 
1. Before each use, inspect the general condition of the Impact Wrench. 
Check for loose connections, cracked, or broken parts, excessively worn or 
damaged wiring, and any other condition that may affect the safe and 
proper operation of the Impact Wrench. If a problem occurs, have the 
problem corrected before further use. Do not use damaged equipment. 
2. When cleaning, use only water and a mild detergent. Do not immerse 
the Impact Wrench in liquid. Do not use cleaners that are combustible or 
corrosive. 
 
PRODUCT SPECIFICATIONS : 
 
Name
Description
Electrical Requirements
12 Volt DC / 4.5 Amps
Fuse
13 Amp
Torque Capacity
155 lbf-ft (~ 210 N.m) Clockwise 
250 lbf-ft (~ 340 N.m) Counterclockwise 
Drive Socket Sizes
0.67in, 0.75in, 0.83in, 0.91in 
(17mm 19mm 21mm 23mm) 
Cords
DC Cord/Plug for Cigarette Lighter Receptacle 
Alligator Cord/Clamps for Battery Terminal 
Light
Built-In LED Light For Night Use