DR7000103 Lower bearing
DR7000031 Upper bearing
DR7000024 Gripper balls
DR7000087 Dynamic Balance Rotating Part
DR7041ATCSpd ATC Spindle Repair Labor And Assy
***THE ITEM WILL BE SCRAPPED IF AN ORDER IS NOT PLACED
WITHIN 60 DAYS OF QUOTATION AND WE HAVE NOT BEEN
NOTIFIED TO SHIP THE ITEM BACK.
***Repair proposal R20241104
***Hiteco,QD-1F4/12 ISO30 NC CB BT, 29L0147393C, 4kW, 24000rpm,
220/380v, 800Hz, ISO 30
We are pleased to provide our repair proposal for the subject unit. Below is a
detailed pricing summary for your reference.
Inspection Results
The spindle journal diameters show no appreciable wear and are acceptable
for proper bearing fits.
The upper bearing housing inner diameter meets design specifications and
shows no appreciable wear. No modification is required.
The lower bearing housing inner diameter meets design specifications and
shows no appreciable wear. No modification is required.
The taper runout is acceptable. Our proposal provides no repair to the
spindle taper.
The upper and lower bearings show some wear on the inner and outer
diameters.

The tool pressure is a little low. We recommend replacing the gripper balls.
The stator passed the phase and insulation tests.
The proximity switches work fine and will be set at time of assembly.
The unit will be assembled and tested.