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Hendey 12x30 inspection, disassembly and cleaning
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When I first discovered the pneumatic needle scaler
I was amazed at the labor savings when cleaning up
old machines. In my mind, sand blasting is never an
option, because grit is death to machine tools.
I wear leather welding gloves and this allows me to
grip the needles and squeeze them together and do
things like direct their force into corner areas or
gather them and lay them down at an angle, more
like scraping like a putty knife. If you are careful,
you can use the needles to scale off a flanking top
layer of paint, and still preserve the bottom, well
adhered layer. Putting some oil into your needle
scaler air inlet every time you use it, both before
and after goes a long way to making them last a
long time. I know the trend is to go away from
pneumatic tools in favor of battery powered drills
and grinders and the like. But I don't know if
anyone can make a battery powered replacement
for a needle scaler. I will keep my beloved air
compressor, thank you very much.
--DoozerDZER
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Originally posted by Doozer View PostI know the trend is to go away from
pneumatic tools in favor of battery powered drills
and grinders and the like. But I don't know if
anyone can make a battery powered replacement
for a needle scaler. I will keep my beloved air
compressor, thank you very much.
--Doozer
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Originally posted by Bented View PostCompletely disassemble it, painstakingly strip all paint, clean and paint the parts then reassemble.
Before you know it 5 years will have passed and you will have a working lathe that looks new.
At this stage do not use it as a machine tool, it will become dirty, discolored and the paint so lovingly applied will be scratched.
Leave it sit unused so that it may be admired in its glorious perfection.
Buy another lathe for actual use.
JL..............
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Finally got the headstock back on the lathe. It went pretty well all in all. It was a little tricky to get the trip fork aligned with the dog clutch but now everything is connected and ready to go.
Next project is to remove and clean up the motor and the motor housing under the headstock. There's lots of swarf and grunge down there.
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I spent some time cleaning out the motor compartment and under the motor plate. The motor plate is on a hinge and it's a full 1 inch thick steel. They certainly don't make stuff like that anymore. I slid a large plastic tray under it to catch the swarf and grease mess. I used a margin trowel and lots of Naphtha sprayed to loosen the 84 years of oil and grease on the motor plate and base of the main casting.
Next was cleaning and inspecting the motor and bearings. I have a friend who owns a motor rebuilding business and he recommended not pulling out the armature because of its age and the motor insulation used back in 1938 would be very fragile. I pulled off the outside bearing caps and cleaned out as much grease as I could and then repacked the bearings.
Prior to this I tested and ran this motor for about an hour while testing the headstock and gear box and it ran extremely quiet and very smooth so I'm not too worried that this motor won't last. If it doesn't I have a new General Electric 3hp 3 phase TEFC I can run it with.
So for now I'll reinstall the pulley and set it aside until I'm ready to start putting the lathe together.
Next project is to attempt to clean out the chip pan sump on the tail stock base casting. Who knows what's inside that!!!
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