Bennett X-Ray Service Manuals
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Bennett HFQ Hi-Frequency 100 Series Service Manual 
Includes generator models:
HFQ 300 SE, HFQ 600 SE, HFQ 300P, HFQ 450P & HFQ 600P
All schematics, calibration, theory of operation, etc.
204 pages in pdf file format for download

Bennett Table Floating and Hi-Lo Elevating Tables Service Manual

Model B180M4F, B-190M4F, B-180M6F, B-190M6F
With schematics. pdf file format for download