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Bridgeport series i mill mach. manual 2HP. variable 1


This is a reproduction, not a photocopy, of an original Bridgeport 2hp. Variable Speed Motor Series I Installation, Operation, and Maintenance Manual. This manual covers the full milling machine. It includes good information on installing and adjusting all of the major parts. It also covers proper lubrication instructions. It includes the parts for the 2hp Variable Speed Motor as well as operating instructions, installation instructions, and how to change the variable speed belt. The manual covers four other heads and attachments, which are listed in the contents below.
Machine Specifications.......................................2
Milling Head Specifications..................................3
Lifting Machine..............................................5
Placing on Solid Foundation..................................6
Leveling Machine.............................................6
Handles......................................................6
Connecting Power Supply......................................6
Alignment of Head............................................8
Lubrication..................................................8
Adjustment of Table Gib.....................................10
Adjustment of Saddle and Knee Gibs..........................10
Clamping Table, Saddle and Knee.............................11
Removing Table..............................................12
Removing Saddle.............................................12
Mounting Vari-Drive Attachment to Ram Adapter...............14
Lubrication.................................................14
Operating Instructions......................................14
Spindle Brake...............................................16
High-Low Range Switch.......................................16
Hi-Neutral-Lo Lever.........................................16
Power Feed Transmission Engagement Crank....................17
Quill Feed Selector.........................................17
Feed Reversing Knob.........................................17
Manual Feed.................................................17
Feed Control Lever..........................................18
Quill Feed Handle...........................................18
Quill Stop..................................................18
Micrometer Adjusting Nut....................................18
Position of Ram.............................................19
Operating Instructions......................................19
Removing Motor..............................................20
Changing Vari-Drive Belt....................................22
Changing Timing Belt........................................23
General Speed Recommendations...............................24
Parts Identification........................................25
Basic Machine...............................................26
Leadscrew Assembly..........................................28
J Head Top Housing..........................................30
J Head......................................................32
2J Head Top Housing.........................................36
2J Head Back Gear...........................................38
M Head......................................................40
Shaping Attachment..........................................42
6F Longitudinal Power Feed Assembly.........................44
Metric Conversion Kits......................................48
Longitudinal and Cross Feed Assembly



Bridgeport series i mill mach. manual 2HP. variable 1