Help Identifying a pump and reservoir unit!

   / Help Identifying a pump and reservoir unit! #11  
Since there appears to be only one work port I suspect running the motor would supply oil to the lift & with motor off the handle would lower the load. If this is correct then you could plumb that port to a 4 way 3 position valve to control a double acting cylinder. You will need a way to connect the tank line to the reservoir below oil level though for this to work. You would not use the manual valve on the power unit.
 
   / Help Identifying a pump and reservoir unit!
  • Thread Starter
#12  
I am going to disassemble the unit so you can see hte pump. I see a few ports, one is closed off but appears to be a through port, maybe they just used it for one action??
 
   / Help Identifying a pump and reservoir unit! #13  
You disassemble, BE REAL CAREFUL. Most likely springs and balls dat fly real good in dem holes.

Still guessing game dis point, Open box where wires connect and got better chance.
Nameplate confusing. Maybe dey use single nameplate for different units wid different motors.

If 3Ø gonna have 3 wires connected to motor windings. Single Ø gonna be either 2 or 4.
Nameplate not reliable.

Like said, gotta prove motor first.
 
   / Help Identifying a pump and reservoir unit!
  • Thread Starter
#14  
Om this is the motor rear removed with all wiring exposed.
 

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   / Help Identifying a pump and reservoir unit! #15  
Starting switch all de evidence you need say it Single Phase motor.

Next gotta determine voltage set up for to run.

Make sure you get all shimming washers back in when reassembling.
 
   / Help Identifying a pump and reservoir unit! #16  
Sure looks to be a standard car lift hydraulic pump.*
Power up and gravity down. For down U opened the valve to let oil return to tank.

The valve/lever can be replaced by a solenoid type be it 12,24 but will be hard to find.

*we used 4 post lifts to make into freight elevators and added remote controls and all kinds of safety features hence need for solenoid valves.
(lifts also required air for safety features)

Many similar units were made for 12 VDC and used on, example, lifting tail gates.
And, yes they also made 2 way units. (power in, power out)

If you want return you could always use HD springs to accomplish that function but it will never be rapid nor would an actual double action hydraulic cylinder.
I am assuming you really are wanting some sort of hammer mill machine.
 
   / Help Identifying a pump and reservoir unit! #17  
Pretty much standard lift pump/snow plow pump wid internal valve. Just need to run return line back to fill port and rest of machine is external valves to perform function needed.
I'd set it up like portable Enerpac pump wid 2 hoses. Dat way 1 pump can run several machines instead of one pump per machine.

Problem is how much flow pump is going to develope wid single phase motor. Nameplate looks like it derates FAST on single phase.
Possibilitys are endless, as long as flow is sufficient.
 

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