6
26. Place the new bonnet assembly on top of the
upper stem, slide it down to top of upper barrel,
and hand tighten bolts (8). Remove brass sleeve.
27. Check condition of wiper ring and o-ring seals (on the
outer diameter and inner diameter of the hold down nut)
and bonnet o-ring.
28. Take red plastic spacer and slide over bottom of hold down
nut past the o-ring and up against the hold down
nut shoulder.
29. Reassemble operating nut, anti-friction washer (on top
thrust collar of operating nut), bonnet o-ring, hold down
washer, and hold down nut (hand-tighten to secure in place).
30. Torque bonnet bolts (8) to 40-80 ft-lbs.
31. Torque hold-down nut to 200-300 ft-lbs with A-311
hydrant wrench.
