Haas VF Series Service Manual

96-8100 1-15-96
96
MECHANICAL SERVICE
HAAS AUTOMATION, INC.
SERVICE MANUAL
VF-SERIES
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. Remove the hard stop from the bearing housing on the lead screw.
5. Loosen the 10-32 x ½" SHCS and remove the clamp nut from the bearing support end of the lead screw.
6. Raise the spindle head until the bottom edge is approximately sixteen inches (16") above the mill table.
7. Install cylinder shaft stop PN 99-7562. HANDLE JOG Z-axis up until shaft stop block axis.
8. Place the wood block beneath the spindle head and lower the spindle head until it is resting on the block.
Fig. 11-3 Z-axis bearing sleeve.
9. Perform Steps 6-10 of "Z-Axis Motor Removal".
NOTE: The motor's electrical connections do not need to be removed for this operation. After removing from motor
housing, set it to one side.
10. Loosen the 10-32 x ½" SHCS and remove the clamp nut from the motor housing end of the lead screw.

Haas VF Series Specifications

General

Machine Type	Vertical Machining Center
Control	Haas CNC Control
Z-Axis Travel	20-30 inches (varies by model)
Y-Axis Travel	16 - 30 inches (varies by model)
Spindle Motor	20-30 hp (depending on model)
Tool Capacity	20-40 tools (varies by model)