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  1. Replies
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    Check your "X" axis for lost motion on direction...

    Check your "X" axis for lost motion on direction reversal....
    Take the cover off the "X" axis servo motor to expose the tacho commutator.
    Setup a good indicator (.01mm or better) that is fixed to...
  2. Inject oil into the ball check on the...

    Inject oil into the ball check on the ring.....run it some and repeat....it will free up and flush any dirt....Not much grime gets there to start.

    Cheers Ross
  3. Replies
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    Yep....grind the shaft true, buy a pulley with a...

    Yep....grind the shaft true, buy a pulley with a smaller bore, finish to the required size, assemble as with original parts with a proper torqued end bolt that applies constant dynamic tension on the...
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    Have to change a previous statement i made...

    Have to change a previous statement i made regarding the fitting of "Polly-Vee" pulleys to my FP3....The drawings of the input shaft has (sort of) refreshed my memory on the work done.
    In fact i did...
  5. Don't think so...The original MT4 heads have an...

    Don't think so...The original MT4 heads have an integral shank...not removable so save your efforts at removing the sleeve, it won't make the disassembly any easier.....

    Later versions all have...
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    Bruce: Sadly i don't think there are any photos....

    Bruce:
    Sadly i don't think there are any photos. Detail;s of the belt and pulley sets will take some digging to unearth....its been maybe 10 years back soooooo.
    Cheers ross
  7. Replies
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    When i rebuilt my FP3 (first gen) i wanted to...

    When i rebuilt my FP3 (first gen) i wanted to have the higher spindle speed that came with the later machines (2500 rpm)
    Machine came to me with a 440v motor , believe it had been rewound as a...
  8. Replies
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    Taper lock drives are good enough to be effective...

    Taper lock drives are good enough to be effective even without a keyway....its a good solution to a damaged shaft....
    Can even purchase for a shaft that is for a smaller standard size and bore the...
  9. Thanks all appreciate the input. Cheers Ross

    Thanks all appreciate the input.
    Cheers Ross
  10. OT. User opinions on Rinnai tankless water heater

    As the title says. Looking to change out a conventional water heater with a tankless gas fired unit. Looking to free up space in the laundry room more than cost savings.
    Looks like Rinnai get the...
  11. Don't know Thiel, but first off be sure that you...

    Don't know Thiel, but first off be sure that you have the spindle motor running in the correct direction.....

    Cheers Ross
  12. Great observation Thanos! Think on a machine...

    Great observation Thanos!
    Think on a machine there is no such thing as having all the safety's covered....Guess you could guard against all collisions and the like, and you would end up with a piece...
  13. Replies
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    ................................ 1 Heidenhain 2...

    ................................
    1 Heidenhain
    2 Yes
    3.yes,and have done on additional machines.
    Cheers Ross
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    Piece of piano wire formed into a "U" shaped bale...

    Piece of piano wire formed into a "U" shaped bale that snaps over the center of the cover...(file in a small retaining notch for the contact of the wire to seat into at the center of the cover)
    Wire...
  15. I am pretty conservative when it comes to ...

    I am pretty conservative when it comes to vises.....Run 6" Kurt's on most everything. good quality, lots of accessories large enough for most of my work and dead simple.
    Can honestly say that i...
  16. Replies
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    Doubt that the duplex bearings really do much if...

    Doubt that the duplex bearings really do much if their axle is indeed 1/4" looks like a lot of flex possible there.
    Had a pro rigger move a series 2 Bridgeport for me some years back...he had some...
  17. This is a case where i really don't think it...

    This is a case where i really don't think it matters very much. Low speed, relative low pressure action between the worm and the wheel, not to mention that for most the actual use of the table...
  18. Replies
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    Alan's point is well taken about height when...

    Alan's point is well taken about height when moving a machine....
    I have done my share of moving of machines. Once lifted and moved an 80 ton steam locomotive out of a pit...
    Best thing i ever...
  19. Thread: Sanding Belts

    by AlfaGTA
    Replies
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    1,169

    Taped joints are butted, not over lapped with...

    Taped joints are butted, not over lapped with very thin tape behind. Not directional as there is no lap joint.
    Taped joints make for smoother sanding by eliminating the bump at the lap...
    Tape...
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    Joe: Street cars are still alive and well in...

    Joe:
    Street cars are still alive and well in SF............

    San Francisco Street Cars | The Railway Museum



    http://www.railwaypreservation.com/vintagetrolley/sanfrancisco.htm
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    Bosch "Dual Spark" magnetos date from before the...

    Bosch "Dual Spark" magnetos date from before the war. Was to aide in starting.
    Not uncommon on cars in this era....Industrial (farm) engines used the simpler impulse system to wind up and trigger...
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    Magneto systems in that era were not deemed...

    Magneto systems in that era were not deemed reliable enough for starting due to slow cranking speeds of the engine....
    Perhaps the system was fitted with a battery over magneto setup, where a...
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    Texasgunsmith has it...That is not a "wedge"...

    Texasgunsmith has it...That is not a "wedge" style post.....Real wedge post uses the angle of the wedge to tighten the dovetail...the wedge being moved via a thread as part of the handle center post....
  24. Oil type and viscosity are dependent on what it...

    Oil type and viscosity are dependent on what it lubricates. If your gear box also lubes the spindle bearings , then IMO you need something lighter and not a gear oil.
    Suggest AW 46 (anti wear...
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    Be aware that the servos have internal brakes and...

    Be aware that the servos have internal brakes and all the hand wheels move the slides through the servos, so you will need to power the brakes in order to move anything by hand....
    Also should be...
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