Owners manual

10”Z1RB CORE DRILL
12
o Make certain the spindle is facing the ground so as not to get oil/grease
everywhere. Locate the hex screws holding the gear housing together and
remove them.
o Gently pull the gear housing apart. You may use a couple flat screwdrivers to
gently apply pressure to separate the housings.
o Take the main clutch nut off of the clutch. Apply some Loctite type of thread
glue on the clutch threads.
o Reapply the nut to the thread.
o Hold the spindle in place using the box wrench. See diagram below.
o Use the torque wrench to tighten the clutch nut.
o Torque the tensioning nut to 40 NM (354 inch/lbs, 29.5 ft/lbs).
o With the clutch nut tightened, reassemble the housings. Make sure the
orientation of the internal gears is correct and the housings mate correctly.
o Reattach the bolts that hold the housing together.