Re: Automatic lubricator question

Hi Jeff, here's a compilation of info that may be useful:

> http://www.tricodistributor.com/
> go to the online catqalog-->table of contents-->
> central lubrication...
> There's an over all description on metering
> and pumps too. On my seriesII the meters are
> number "0" types (bearings,ballscrew,vertical
> non-Zaxis ways( ie sides of ways)..) except on
> ways that are load bearing, then they are
> number "1"'s.
> ===
> Enco has the best prices I've seem on the
> one-shot manual pumps at $39 or $70 for
> Enco generic or namebrand(bijor) These pumps
> seem to be able to apply oil at about 50-100psi max.
> ====
> After receiving an order of Trico brand replacements
> assortment for a BP seriesII, I planned to dig
> in this weekend and get dirty.
> I ordered an assortment of 1 each of the
> 5/16(-24tpi)to1/8(#0flow) meters and 5/15to5/16(#0flow)
> and both types of tube collars, and tube nuts, and
> some 1/8 nylon tube. The 5/15to5/16 ended up being
> the one I needed and by luck, the other meter fit my
> grease gun so I drilled out to make a power flush unit
> using the grease gun( another group members idea ).
> I unconnected the tubes after the meters and
> used the greasegun to pump lube into the lines and
> checked for way lube seeping onto the respective way surfaces.
> Only one surface seemed to be somewhat clogged and it opened up
> after a few more pumps of the greasegun. I found that I had

multiple

> pressure leaks in the connection of hoses to each of the axis and
> the Z azis jack. I used the original clogged meter as a plug to
> isolate the flows to the different paths into the knee,table,etc.
> The mill has a pressure gauge on the side, so I was able to see any
> leakage of pressure after working on a section. After working on

the

> knee jack, lower table lube points, and upper table, I could get

the

> pressure up to above 100psi if I pressed the lube knob manually,
> then the pressure would slowly decrease over time, and I observed a
> nice flow of oil on the each of the ways(over time). I also

observed

> the metering units open ended to make sure a drop of lube came out
> under pressure and over time.
>
> The lube pump is an automatic Bijor that had a 1-2 hour cycle time.
> I replaced the timing motor in it with a DC gear motor that I can
> control to give a cycle time down to ~20seconds, or as long as I
> like. This way I can cycle it on demand. Without manual assistance,
> the pressure averaged about 60psi. If I press on the
> pump knob I can bring it up higher for startup too.
>
> I'd like to knkow if these numbers sound right to others who have
> similar systems?

I would consider using copper tubing instead of nylon. A hot chip
could sever a nylon line. Otherwise everything sounds good. Terry

>
> Thanks and regards,
> Jeff