DISASSEMBLY AND ASSEMBLY
UPPER FRAME
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UPPER FRAME 4E0AX00
Removing the upper frame
1. Remove the hoe attachment.
“Removing the hoe attachment”
2. Take out the canopy.
“Removing the canopy”
3. Remove the covers.
“Removing the covers”
4. Disconnect the hydraulic hoses from the swivel joint.
“Removing the swivel joint”
5. Take out the bolts holding the swivel joint stopper in
place, and remove the stopper.
“Removing the swivel joint”
Bolt: 102 N·m (75.2 ft.-lb)
ThreeBond #1324
6. Disconnect the adapter (15) from the slew bearing.
7. Remove all of the fixing bolts for the outer race of the
slew bearing except for two at the front of the ma-
chine and two at the rear.
• When installing the slew bearing, be sure to align
it with the positions of the grease supply port and
the reamer bolt.
“Removing the slew bearing”
Bolt: ThreeBond #1324
Bolt: 102 N·m (75.2 ft.-lb)
8. Lift up the upper frame (1) temporarily, and remove
the remaining bolts while maintaining the upper
frame (1) in balance.
9. Lift up the upper frame, and remove it.
Installing the upper frame
To install, follow the same procedures as for removal but
in the reverse order.