TM   10-3930-638-24&P 3-24. STEERING SYSTEM MAINTENANCE (cont) b. Steering Gear (cont). 32 m.  Needle  roller  (26) Install STEP LOCATION ITEM ACTION REMARKS REASSEMBLY  (cont) j. Torsion bar (28) Remove (cont) NOTE If new torsion bar (28) is used, check color code on pin end of torsion bar. Do not install unless torsion bar is color coded orange. k. Torsion bar (28) Install Slide spacer (29) over cross-hole end of and spacer (29) torsion bar (28); then insert torsion bar cross-hole end into end of spool (30) 1. Torsion bar (28) Position To align cross-hole with cross-hole in the input shaft. Insert a 0.120 inch diameter pin  punch  into  cross-holes  to  maintain alignment Insert needle roller into cross-hole in input shaft while withdrawing pin punch. Re- move pin punch when needle roller en- gages cross-hole in torsion bar. Place cross-hole of input shaft over drive hole of a 1/2 inch drive socket. Using a ham- mer and 0.120 inch diameter pin punch, lightly tap needle roller to approximate- ly 1/32 inch below outside diameter of input  shaft. 33 Upper  cover CAUTION (14)  and housing (43) To prevent distortion of steering gear, do not clamp vise jaws directly on steering gear housing (43). a. Housing (43) Position  and Install O-ring tube fitting, with tube nut or clamp fitting cap attached, into one of the four threaded ports in housing (43). Clamp the O-ring fitting in vise so that upper cover end of housing faces upward b. Spacer (16) Position Over spool (30) CAUTION In the following step, avoid applying side forces to the spool (30) which  would  cause  binding  and  damage. c. Spool (30) with Install Slide spool end into bore of housing (43) input shaft (27) 3-173