One-Way Clutches and Planetary Assemblies

SMALL SUN GEAR ONE-WAY CLUTCH NO. 1





Pre-Inspection

One-Way Clutch No. 1 Operation
1. While holding one-way clutch outer race, verify that one-way clutch inner race rotates smoothly when turned counterclockwise and locks when turned clockwise.
If not as specified, replace one-way clutch No. 1.

Disassembly



1. Remove thrust bearing from small sun gear.
2. Remove snap ring with snap ring pliers.
3. Remove one-way clutch inner race from sun gear drum.
4. Remove thrust bearing.
5. Remove snap ring with snap ring pliers.
6. Remove small sun gear.
7. Remove one-way clutch No. 1, one-way clutch outer race and thrust bearing from sun gear drum.


Small Sun Gear, Sun Gear Drum Inspection



1. Measure small sun gear and sun gear drum inner diameters.

Inner diameter:
Small sun gear: 0.828 inch (21.021 mm) MAXIMUM
Sun gear drum: 1.198 inch (30.425 mm) MAXIMUM

Re-Assembly
1. Install small sun gear into sun gear drum.





2. Install new snap ring.





3. Apply petroleum jelly to thrust bearing, and secure it to one-way clutch inner race.
Thrust bearing outer diameter: 3.39 inch (86.0 mm)

NOTICE: Install one-way clutch into outer race with spring cage facing as shown.





4. Install one-way clutch No. 1 into one-way clutch outer race.

NOTICE: Align splines of one-way clutch inner race and small sun gear clutch hub,

5. Install one-way clutch inner race into one-way clutch outer race by turning inner race counterclockwise.





6. Hold one-way clutch outer race. Verify that the inner race turns only counterclockwise.





7. Install new snap ring.





8. Verify that when small sun gear is held, one-way clutch outer race turns smoothly and only clockwise.





9. Apply petroleum jelly to thrust bearing, and secure it to sun gear drum.
Thrust bearing outer diameter: 3.39 inch (86.0 mm)


ONE-WAY CLUTCH NO. 2 AND PLANETARY CARRIER ASSEMBLY





Disassembly
1. Disassembly in order shown in figure.





One-Way Clutch No. 2 Inspection
1. Check for the following and repair or replace as necessary:

NOTICE: Assemble one-way clutch and inner race, then verify that one-way clutch rotates only clockwise and smoothly.

a. Damaged or worn one-way clutch and operation.
b. Detached roller.

Planetary Carrier Inspection





1. Check for the following and repair or replace as necessary:
a. Damaged or worn gear and operation.
b. Clearance between pinion washers and planetary carrier.

Clearance: 0.008 - 0.028 inch (0.2 - 0.7 mm)

Re-Assembly





1. Assemble planetary carrier to inner race.





2. Install snap ring.

NOTICE: install tangs of bearing race into alignment holes.





3. Apply petroleum jelly to bearing race and secure them to each side of one-way clutch No. 2 and planetary carrier assembly.

Bearing race outer diameter:
Sun gear drum side: 3.307 inch (84.0 mm)