Service Manual Manual

SECTION 3 - 1CHASSIS & TURNTABLE
3-68 – JLG Lift – 3121171
Main Disassembly
1. With the unit resting on the Output Shaft (Pinion)
(1A), remove the eight Bolts (17), four Shoulder
Bolts (18) and four Lock Washers (19) from the Input
Cover (6).
2. Thread either 1/2-13 UNC eye bolts or motor mount-
ing Bolts (29) into threaded holes in Input Cover (6)
and pull Input Cover (6) off on the main assembly.
3. Remove O-ring (5) from between Input Cover (6)
and Ring Gear (4).
4. Remove Thrust Washer (8) from end of Sun Gear
(13).
5. Remove Sun Gear (13).
6. Remove Thrust Washers (16) and Thrust Bearing
(15) from between Input Cover (6) and Carrier (3A)
Subassembly.
7. Remove Ring Gear (4) from Housing (1G).
8. Remove O-ring (5) from between Ring Gear (4) and
Housing (1G).
9. Remove Carrier (3A) Subassembly.
10. Remove Thrust Washers (16) and Thrust Bearing
(15) from between Carrier (3A) Subassembly and
Internal Gear (2).
11. Remove Internal Gear (2).
2. Interna l Gear
4. Rin g Gear
5. O-R ing
6. Input Co ver
8. He x Bolt
13. Sun Gear
15. Thrust Bearing
16. Thrust Washer
17. Hex Bolt
18. Shoulder Bolt
19. Lockwasher
20 . Pi pe Plug
Figure 3-39. Swing Drive - Main Disassembly