IAI America ZR-M - Manual (Page 47)

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13.5 Greasing
Greasing procedure for the R-axis (How to remove the cover)
 Procedure
[1] Remove the hexagonal socket head bolts on the top and bottom faces.
[2] Loosen the cross-recessed countersunk head machine screws on the rear face.
[3] Shift the cover upward to remove.
[4] Apply grease on the R-axis gears.
[5] Install the cover.
* Install the cover carefully by preventing it from catching the cables on the side face.
* Install the cover so that it fits between the inner frame and rear panel.
[6] Tighten all screws.
Store the cables within the available space by paying attention not to overlap each other. Do not forcibly
secure them while the panel is still moving.
Tightening torque (M3 screw: 0.74 N
m, M4 screw: 1.76 Nm)
* The Z-axis motor may be hot. Perform this task after confirming that the Z-axis has cooled sufficiently.
Never use fluorine grease. If fluorine grease mixes with lithium grease, grease performance may be lost
and in some cases the actuator may be damaged.
Warning
Shift the cover upward.
Remove the hexagonal
socket head bolts.
M3 x 6, 4 pcs
Loosen the
cross-recessed
countersunk head
machine screws.
M3 x 10, 6 pcs
Apply grease on
the R-axis gears.
Install the cover so that
it fits between the inner
frame and rear panel.
Inner frame
Cover
Rear panel
Loosen the cross-recessed
countersunk head machine screws.
M3 x 10, 6 pcs
Remove the hexagonal
socket head bolts.
M3 x 6, 2 pcs