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Removal and Installation of Operator's Seat
from Sumitomo SH250-5 SH250-5LR Hydraulic Excavator Service Repair Manual WLSM2105-00W - PDF DOWNLOAD
Items to prepare •Wrench (13 mm) 1.Removal of Operator's Seat [1] Pull the slide lever (1) to slide the seat (2) to the rear. [2] Use a wrench (13 mm) to remove the 2 bolts (3) from the front of the seat.
[3] Pull the slide lever (1) to slide the seat forward, and then pull the reclining lever (4) to fold the seatback forward.
[4] Use a wrench (13 mm) to remove the 2 bolts (5) from the rear of the seat.
1 Slide lever 2 Seat 3 Bolt 4 Reclining lever 5 Bolt
[5] Remove the operator's seat (6).
2.Installation of Operator's Seat
To install, perform the reverse of the removal procedure.
The tightening torque for the seat installation bolts is 19.6 N•m.
6 Operator's seat