96-8100 1-15-96
78
MECHANICAL SERVICE
HAAS AUTOMATION, INC.
SERVICE
MANUAL
VF-SERIES
9. Reconnect the oil line that connects the lube system panel to the base.
10. If the front way cover was removed, slide it back into position, and replace the SHCS that holds it to the saddle.
11. Move the table to the fully forward position. Replace the rear way cover.
12. Replace the two roller brackets onto the base.
13. Slide the way cover back into place, and attach to the saddle with the SHCS.
14. Check for backlash in the Y-axis lead screw (Troubleshooting section) or noisy operation.
9.3 Z-AXIS MOTOR REMOVAL -
ALWAYS BLOCK THE HYDRAULIC CYLINDER WITH SHAFT STOP BLOCK BEFORE SERVICING ANY Z-AXIS COMPONENTS.
1. Turn the machine power ON. Zero return (ZERO RET) all axes and put the machine in HANDLE JOG mode.
2. Loosen the six SHCS that attach the rear cover to the side covers, and remove from the spindle head.
NOTE: If machine is equipped with a hydraulic counterbalance, remove entire spindle head cover for VF-0/OE/1/2, VCE
500/550/700/750, or right side spindle head cover for VF-3/4, VCE 1000/1250.
3. If the bearings are to be serviced, remove the three SHCS attaching the Z-axis way cover to the spindle head and
slide the cover to the bottom position.
4. Lower the spindle head to its lowest position.
5. If the machine is equipped with a hydraulic counterbalance, install cylinder shaft stop PN 99-7502 (See Fig. 9-6).
HANDLE JOG Z-axis up until shaft stop blocks axis.
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