wsm RC72-27B Workshop Manual page 50

RCK54-75B· RCK54/60-24B· RCK60/RC72-27B WSM, 17031
SERVICING
166.7 to 186.3 N·m
Outer pulley mounting nut 17.0 to 19.0 kgf·m
123.0 to 137.4 ft-Ibs
Tightening torque
77.4 to 90.2 N·m
Pulley holder mounting
7.9 to 9.2 kgf·m
screw
57.1 to 66.5 ft-Ibs
Outer Pulley and Blade Shaft (RCK54-24B, RCK60-24B,
RCK60-27B, RC72-27B)
1. Unscrew the outer pulley mounting nut (22), and remove the
outer pulley (25) and feather key (20).
2. Unscrew the pulley holder mounting screws (18), and separate
the left pulley holder (30) and plate (26) from the mower deck.
3. Remove the external snap ring (36) on the left blade shaft (31).
4. Remove the spline boss (35) and oil seal (34).
5. Remove the internal snap ring (33) and tap out the left blade
shaft (31) with the ball bearings (29), (32), taking care not to
damage the grease nipple (21).
6. Remove the oil seal (27) and internal snap ring (28).
7. Remove the ball bearings (29), (32) from the blade shaft (31).
8. Remove the right pulley holder (10) and blade shaft (12) as
above.
(When reassembling)
• Replace the oil seals (34), (27), (15) and (7) with new ones.
17030F00520
(1) Outer Pulley Mounting Nut
(2) Spring Washer
(3) Plain Washer
(4) Outer Pulley (Right)
(5) Pulley Holder Mounting Screw
(6) Plate
(7) Oil Seal
(8) Internal Snap Ring
(9) Ball Bearing
(10) Pulley Holder (Right)
(11) Feather Key
(12) Blade Shaft (Right)
(13) Ball Bearing
(14) Internal Snap Ring
(15) Oil Seal
(16) Spline Boss
(17) External Snap Ring
(18) Pulley Holder Mounting Screw
S-11
(19) Grease Nipple
(20) Feather Key
(21) Grease Nipple
(22) Outer Pulley Mounting Nut
(23) Spring Washer
(24) Plain Washer
(25) Outer Pulley (Left)
(26) Plate
(27) Oil Seal
(28) Internal Snap Ring
(29) Ball Bearing
(30) Pulley Holder (Left)
(31) Blade Shaft (Left)
(32) Ball Bearing
(33) Internal Snap Ring
(34) Oil Seal
(35) Spline Boss
(36) External Snap Ring
17031500140