JLG 1230ES Service Manual - Manual (Page 57)

SECTION 4 - BASE COMPONENTS
3121222 – JLG Lift – 4-21
Spindle Disassembly
Spindle Disassembly
1. Place unit on bench with Planet Gears (9) facing up.
2. Remove three Output Planet Shafts (10)
NOTE: These Planet Shafts are held in with a press fit. Use the tapped hole in the end of the pin in conjunction with a slide hammer or sim-
ilar tool to remove them.
3. Remove the Output Planet Gear (9), Thrust Washer (25), and Tanged Washer (32) out each of gear "window" of the
Spindle (1).
NOTE: The Output Planet Gears (9) are a very similar size to the Input Planet Gears (5), tag or label the Planet Gears to avoid confusion.
4. Press out Bushing (26) from the bore of each Planet Gear (9). Bushings cannot be reused when removed
5. Use appropriate tool to remove the shaft bearing Retaining Ring (28).
6. Remove the shaft Ball Bearing (15) from the center bore.
7. Press out the Motor Shaft Seal (17) from the center bore.
8. Remove the Main Bearing (14) from the outside diameter of the Spindle (1).
NOTE: This bearing is held in with a press fit. You will need to pry against the Spindle (1) to remove it. A new bearing should be used when
the unit is reassembled.
9. Press out the Main Bushings (12) at the top of the Spindle (1) neck.