Model 605 Bench Adjustments

Fig. 29 Thrust bearing preload adjustment:

THRUST BEARING PRELOAD
1. Tighten adjuster plug until bottomed and torque to 30 ft. lbs.
2. Draw a line on gear housing and plug, and a second line 1/2 inch counter clockwise on housing only.
3. Turn adjuster back until mark on adjuster aligns with second mark on housing, then tighten lock nut.

Fig. 30 Over-center preload adjustment:

OVER-CENTER PRELOAD
1. Back off preload adjuster until it stops, then turn in one turn.Preload adjuster has left hand thread.
2. Rotate stub shaft from stop to stop, counting number of turns, then back exactly 1/2 number of turns to locate center of travel.
3. Using an inch pound torque wrench, measure torque required to rotate stub shaft. Then turn adjuster until rotating torque is increased 6 to 10 inch lbs. Torque adjuster lock nut to 20 ft. lbs.