s/n 1001381, 7.5 HP, 18000rpm, 380v, 300 Hz
DR7000047 Upper bearing
DR7000870 Lower bearing
DR7000009M Dust Grind Taper – Manual spindle motor or live tool
DR7000089 Motor Rewind
DR7000087 Dynamic Balance Rotating Part
DR7000041 Spindle Repair Labor And Assy
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 larger than design specifications on both tapers. We will dust grind one end only per customer.
•The upper and lower bearings show some wear on the inner and outer diameters.
•The stator failed the phase and insulation tests. The stator and rotor saw extreme heat. The stator needs to be rewound.
•The unit will be assembled and tested.