Posted by Indiana Ken on December 19, 2012 at 05:51:47 from (66.249.234.243):
In Reply to: Torque wrench posted by Slowpoke on December 18, 2012 at 20:54:08:
The formula is:
Tw = (Ta x L) / (L + E)
Where:
Tw is the torque indicated on the wrench
Ta is the torque applied at the adaptor
L is the lever length of the torque wrench
E is the lever length of the adaptor
Note, all lenghts are center to center.
In your case to apply 10 ft-lbs; (10 x 12) / (12 + 1) = 120 / 13 = 9.23. Therefore setting the wrench to 9.23 ft-lbs would apply 10 ft-lbs at the bolt.
Also, positioning the adaptor at a right angle to the wrench requires no adjustment to the wrench setting as previously posted.
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