Replace Needle Frame Drive Shear Bolts

1. Shear bolts are designed to fail under a predetermined load. Always replace shear bolts with identical grade:

   • Shear Bolts 1/4 x 3-1/4 in., Grade 8.8
   • Lock Nuts, Grade 9
   
   

   
   E72395-UN-03MAR14

   A - Nuts (2 used)

   B - Lower Bar Connecting Rod

   C - Shear Bolts (2 used)

   D - Upper Tubular Frame

   Remove sheared bolts from needle frame connecting rods.

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2. Install specified shear bolts (C) through upper tubular frame (D) and lower bar connecting rod (B).

3. Install specified nuts (A) to shear bolts (C) and tighten to specification.

   Needle Frame Drive Shear Bolts	Torque Turn	5.4 N·m + 1/2 turn (48 lb.-in. + 1/2 turn)