Warner Electric Advanced Technology Tension Clutches - Manual (Page 6)

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Warner Electric • 800-234-3369 819-0339
10. Reset the gap by moving the clutch rotor away
from the field or brake armature toward the mag-
net. (See Figure 17)
11. Your ATT clutch is now ready for its static test.
Apply DC voltage to the clutch coil through the
clutch control. The armature should pull against
the friction material face.
12. Install the drive belt or chain.
13. Run the clutch under its operating load.
14. Your ATT clutch many not achieve its full torque
until after a short “break-in” period. To break in
the clutch, cycle it on and off under full load at
operating speed a minimum of ten times in quick
succession.
Your ATT clutch is now ready to run.
8. Insert the two new armature segments. (See
Figure 15)
9. Attach the new armature segments to the cast
iron carrier with hex head capscrews, lockwash-
ers and washers. Apply one drop of Loctite
(grade AA or equivalent) to each screw. (See
Figure 16) Tighten to the appropriate torque for
your size unit.
Size Torque
ATT 25 29-35 in.-lbs.
ATT 55 60-84 in.-lbs.
ATT 115 60-84 in.-lbs.
Figure 15
Figure 16
Figure 17