Planetary Sun Gear

PLANETARY SUN GEAR

Components





Planetary Sun Gear And No.1 One-Way Clutch Disassembly



1. CHECK OPERATION OF NO.1 ONE-WAY CLUTCH
Hold the planetary sun gear and turn the second brake hub. Check that the second brake hub must be able to turn freely clockwise and locks counterclockwise.





2. REMOVE ASSEMBLED NO.1 ONE-WAY CLUTCH AND SECOND BRAKE HUB





3. REMOVE THRUST WASHER FROM SUN GEAR INPUT DRUM





4. REMOVE 2 OIL SEAL RINGS
5. REMOVE SUN GEAR INPUT DRUM FROM PLANETARY SUN GEAR





a) Use a wooden block or similar, as work stand.





b) Using snap ring pliers, remove the snap ring.
c) Remove the sun gear input drum from the planetary sun gear.





6. REMOVE SNAP RING FROM PLANETARY SUN GEAR


Planetary Sun Gear Inspection
CHECK PLANETARY SUN GEAR BUSHINGS



Using a dial indicator, measure the inside diameter of the planetary sun gear bushings.

Maximum inside diameter: 27.08 mm (1.0661 inch)

If the inside diameter is greater than the maximum, replace the planetary sun gear.


Planetary Sun Gear And No.1 One Way Clutch Assembly





1. INSTALL SNAP RING TO PLANETARY SUN GEAR
2. INSTALL SUN GEAR INPUT DRUM
a) Place a wooden block or similar, as a work stand and place the planetary sun gear onto it.





b) Install the sun gear input drum onto the planetary sun gear.





c) Install the snap ring with snap ring pliers.

3. INSTALL OIL SEAL RINGS
a) Coat the 2 oil seal rings with ATF.





b) Install the 2 oil seal rings onto the planetary sun gear.

NOTICE: Do not spread the ring ends too much.

HINT: After installing the oil seal rings, check that they rotate smoothly.





4. INSTALL THRUST WASHER

HINT: Make sure that the lug shapes match the holes on the sun gear input drum.





5. INSTALL ASSEMBLED NO.1 ONE-WAY CLUTCH AND SECOND BRAKE HUB ONTO PLANETARY SUN GEAR





6. CHECK OPERATION OF NO.1 ONE-WAY CLUTCH
Hold the planetary sun gear and turn the second brake hub. Check that the second brake hub must be able to turn freely clockwise and locks counterclockwise.