What is a Robinair vacuum pump used for?
Robinair’s No. 15500 VacuMaster Economy Vacuum Pump is a high performance, heavy duty 2-Stage rotary vane design vacuum pump designed for air conditioning and refrigeration service.
Is robinair a good brand?
This pump is every bit as good as advertised. I have used Robinair vacuum pumps off and on for many years and this one is as good as any before it and better than some other brands I have tried. Great value for a superior product.
What is the difference between a Stage 1 and Stage 2 vacuum pump?
The first stage generates a medium vacuum and the second stage processes the exhaust of the first stage to create a better vacuum. As a result, two stage pumps can produce a deeper vacuum than single stage pumps.
What kind of oil goes in a Robinair vacuum pump?
Premium High Vacuum Pump Oil
Robinair recommends the use of our Premium High Vacuum Pump Oil. This oil has been specifically blended to maintain maximum viscosity at normal running temperatures and to improve cold weather starts.
What is 2 stage vacuum pump?
A two stage design has two rotors and vanes. This means that the first stage generates vacuum and the second stage cleans the system, leading to a deeper ultimate vacuum level. As a result, two stage pumps can produce a deeper vacuum than single stage pumps.
How many microns are good in a vacuum?
with a vacuum pump. Why a Vacuum Pump? ASHRAE recommends evacuation to below 1000 microns for moisture removal and below 500 microns after replacing a compressor. Some equipment manufacturers call for evacuation to 400 microns to ensure that harmful water vapor is removed from the system.
Where is robinair made?
Robinair A/C recovery machines are made in Owatonna, Minnesota, from globally sourced components.
Do I need a 2 stage vacuum pump?
In short, if vacuum level is not an issue, a single stage vane pump may do the trick. Conversely, if deeper pressure with good vacuum performance is necessary, the dual stage rotary vane pump would be the best solution.
How much oil does a Robinair vacuum pump take?
15 ounces.
The approximate oil capacity of the pump is 15 ounces. 3. Replace the OIL FILL cap, and remove the cap from one of the inlet ports. OPEN the Iso-Valve™.
How strong of a vacuum pump do I need?
Rule of Thumb for Selecting the appropriate Vacuum Pump for your Acrylic Vacuum Chamber
| Acrylic Chamber Volume (cubic feet) | Recommended Vacuum Pump CFM | Recommended Vacuum Pump Horsepower |
|---|---|---|
| 1 to 2 | 3.0 to 5.0 | 0.33 (1/3) HP or more |
| 2 to 4 | 5.0 to 7.0 | 0.50 (1/2) HP or more |
| 4 or more | 7.0 or more | 0.75 (3/4) HP or more |