Kubota G21LD / G21HD Workshop Manual page 309

G21LD · G21HD, WSM
Mower Belt, Gear Case and Center Pulley Holder
1. Turn over the mower.
2. Remove the tension springs (7), (9).
3. Remove the mower belts (1), (6).
4. Remove the RH case stay (5).
5. Remove the reamer bolts (2), (3).
6. Remove the LH case stay (8).
7. Separate the gear case (4) with the center blade pulley from the
center pulley holder assembly.
(When reassembling)
• Apply grease to oil seals and bevel gear shaft.
• Apply liquid gasket (Three Bond 1208D or its equivalent) to the
face of LH case stay.
• Install the reamer screws at their original position.
IMPORTANT
• After setting the LH case stay mounting reamer bolts on the
desk without tightening, then mount the other screws on the
gear case. And finally tighten them.
Tightening torque Reamer bolt
(1) Mower Belt
(2) Reamer Bolts
(3) Reamer Bolts
(4) Gear Case
(5) RH Case Stay
Disassembling Center Pulley Holder Assembly
1. Remove the center pulley holder mounting screws (1).
2. Separate the center pulley holder assembly from the mower
deck.
3. Remove the lower oil seal (7).
4. Remove the internal snap ring (6), ball bearing (5) and center
collar (4).
5. Remove the upper oil seal (2).
(When reassembling)
• Apply grease to the bearing and oil seal lips.
• Apply grease to the inside of center collar (4).
• Replace the oil seals with new ones.
• Be sure to pay attention to how to assemble lower oil seal (7).
(Steel cover is outside.)
• Apply liquid gasket (Three Bond 1208D or its equivalent) to the
face of center pulley holder (3).
Center pulley holder
Tightening torque
mounting screw
(1) Center Pulley Holder Mounting
Screws
(2) Upper Oil Seal
(3) Center Pulley Holder
9-S10
MOWER
77.4 to 90.2 N·m
7.9 to 9.2 kgf·m
57.1 to 66.5 ft-lbs
(6) Mower Belt
(7) Tension Spring
(8) LH Case Stay
(9) Tension Spring
W1012217
77.4 to 90.2 N·m
7.9 to 9.2 kgf·m
57.1 to 66.5 ft-lbs
(4) Center Collar
(5) Ball Bearing
(6) Internal Snap Ring
(7) Lower Oil Seal
W1012645
KiSC issued 08, 2007 A