North American Clutch & Driveline
Rockford, Illinois
Phone: (800) 383-9204
(815) 282-7960
Fax (815) 282-9160
www.naclutch.com
12
filling The Main Bearing Cavity During Initial Assembly
grease lubrication:
Hand-pack the bearings before assembly. Hand-packing requires that the roller elements and
bearing races be coated with grease. After assembly, add grease through the grease fitting until
grease escapes from the outboard labyrinth seal all around the shaft. Do Not Overfill. Always
rotate the shaft while adding grease to the bearing cavity.
filling the Main Bearing Cavity during periodic maintenance.
Refer to the information contained in the Maintenance section of this manual.
engagement force on the operating shaft
Table 6. Torque at operating shaft to engage clutch
PTO Deflection
PTO deflection due to loads imposed by the application should not exceed 0.254 mm (0.010 in.).
Deflection should be measured at the support plate pilot with the dial indicator base mounted
on a rigid part of the engine. See the illustration in Installation Tips in the Installation section of
this manual.
Model Number
Required Torque on Operating Shaft
Nm.
Lb.-Ft.
SP114AM Series
SP214AM Series
SP314AM Series
295 - 391
295 - 391
295 - 391
218 - 289
218 - 289
218 - 289