7-20
764333-268
5. Remove side cover.
6. Raise back section to 75°. Properly support back
section as it is free to move once cylinder is
disconnected.
7. Remove tabletop back section per
8. Turn Main Power Switch to OFF and remove
battery fuse (refer to supplied Operator Manual for
more information).
9. Shift right-side wire and hose protection cap (only
right side). See Figure 7-55.
10. Remove cursor from cylinder rod end (only right
side).
Figure 7-55. Hose And Wire Protection Cap
11. Loosen shaft locking screw and remove shaft (see
Figure 7-56. Disconnect Back Section
Hydraulic Cylinder Shaft
12. Loosen bottom shaft locking screw and remove
bottom shaft (see Figure 7-57).
Figure 7-57. Disconnect Back Section
Hydraulic Cylinder Lower Shaft
13. Disconnect back hydraulic cylinder connection.
Discard hydraulic screw and sealing washers (see
Figure 7-58).
Figure 7-58. Disconnect Back Section
Hydraulic Cylinder
14. Slide cylinder toward seat side and then remove
from table.
15. Reassemble in reverse order.
NOTE: When reassembling the back hydraulic cylinder,
note the following:
1) Replace (do not reuse) hydraulic screws and sealing
washers (see Figure 7-58). Ensure bolt threads,
manifold threads and hose connectors are free of
rubber seal particles.
2) Torque new screws to 12 N•m (106 lbf•in).
3) After reassembly, move back section up and down
several times to ensure proper operation and no
hydraulic oil leakage.
4) Level tabletop.
7.34 BACK SECTION SENSOR
REPLACEMENT
Replace back section sensor as follows:
1. Position tabletop to level, slide to maximum head
end.
2. Turn Main Power Switch to OFF and remove
battery fuse (refer to supplied Operator Manual for
more information).
3. Remove tabletop seat section per
4. Remove tabletop kidney section per
.
5. Remove seat section accessory rail assembly by
removing and saving three screws and spacers.
6. Remove side cover.
7. Remove seat plastic cover as follows:
a.
Remove four top and four side screws from
both head-side and foot-side seat cover
(see Figure 7-37).
b.
Slide plastic covers to remove from table.
Hose
And Wire
Protection
Cap
Back
Sensor
Wiper
Shaft
Locking
Screw
Shaft
Shaft Locking Screw
Bottom Shaft
Hydraulic
Screw
and
Sealing
Washers
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