Case CX490D Operator's Manual page 363

Crawler excavator
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24. Turn the MAIN SWITCH (3) to OFF position.
25. Turn the stop valve (2) clockwise to close the hy-
draulic circuit of the counterweight removal system.
26. Get onto the cab, and turn the engine speed throttle
to low idle position. Wait for the green cooling down
icon to appear.
27. Stop the engine and remove the starter key.
28. Install the six mounting bolts (1) of the counterweight,
and tighten them to the torque of 1862 – 2058 N·m
(1373 – 1518 lb ft).
29. Reach the upper side of the counterweight, and posi-
tion the securing brackets of the removal system by
loosening their mounting bolts. Then, tighten firmly
the bolts to lock the brackets to the frame of the re-
moval system.
30. Connect the electric cables to the cameras.
31. Close the rear right-hand door.
9 - ACCESSORIES
9-57
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SMIL20CEX1361AA
20
SMIL20CEX1345AA
21
SMIL20CEX1346AA
22
SMIL20CEX1356AA

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