Loose seals can compromise your vacuum. TO PREVENT SERIOUS INJURY AND DEATH FROM EXPLOSION: Service of air conditioning systems must be done only by trained and experienced technicians to avoid overfilling.Technicians opening refrigeration circuits in automotive air conditioning systems MUST be certified in refrigerant recovery and recycling procedures in compliance with section 609 of the Clean Air Act Amendments of 1990. All rights reserved.No portion of this manual or any artwork contained herein may be reproduced in any shape or form without the express written consent of Harbor Freight Tools.Diagrams within this manual may not be drawn proportionally. Specify UPC 792363612456 when ordering parts. never use the cord for carrying, pulling or unplugging the power tool. Absolute 501 and Absolute 1201, Two Stage Rotary Vane Vacuum Pump Manual References. This device takes the contaminated oil from the reservoir, passes it through the filter unit and then returns it to the oil piping before the oil reaches the bearings. In your car, your high-pressure port will generally be physically higher than the low-pressure port. The owner of this website, hvachowto.com, is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking hvachowto.com to Amazon properties. The typical oil used in a large rotary piston vacuum pump is a mineral oil that has been through a distillation process to reduce its vapor pressure. For example, the Edwards Stokes Microvac rotary piston pump manual recommends an oil change every 300 running hours. Replace the Oil Fill Plug and tighten securely to prevent oil from escaping under pressure during use. 
Harbor Freight Tools Co. makes every effort to assure that its products meet high quality and durability standards, and warrants to the original purchaser that this product is free from defects in materials and workmanship for the period of 90 days from the date of purchase. By using our site, you agree to our. Observe the Oil Sight Glass. If you are unsure which way you need to turn your valves to open them, check the manual that came with your gauges or vacuum. Some states do not allow the exclusion or limitation of incidental or consequential damages, so the above limitation of exclusion may not apply to you. Remember that filters will reduce the effective pumping speed and they also do need to be maintained regularly. Model 800-28, Model 600-21, (adsbygoogle = window.adsbygoogle || []).push({}); Good review, any ideas on whether this pump can be used for continuous duty projects. power tool plugs must match the outlet. Then the pump has little of no volume left to pump gas from the process and the process chamber pressure will rise. By the end of the 1980s these inert fluids were being used in all wet pumps (fluid lubricated) in the semiconductor industry. The Harbor Freight Pittsburgh is a 3 CFM Two Stage HVAC Vacuum Pump. Cylinders containing different gases may be processed on the same filling system so there is a chance that oxygen gas may enter the vacuum pump on the system. For example, a 14 gauge cord can carry a higher current than a 16 gauge cord. Mineral oils and other vacuum pump fluids, Oil seems such a simple product until you do some research and find out how many different types of oil there are. The drain plug for the oil is underneath. Regular oil from oil wells around the world has similar peaks but they are not as stable as for the semi-synthetic product. Shipping costs to and from the factory are the customers responsibility. Attach an AC refrigerant recovery system and drain the refrigerant. 
Copyright 1995-2022 eBay Inc. All Rights Reserved. Do not modify the power cord plug provided with the tool. 2 By 6 Duplex & Series, 1 By 6, and 1 By 12 Parallel, Oil Free Dry Vacuum Pumps Once the valve is open, let your vacuum run at full speed for 15 to 30 minutes to pull out as much air as it can. This fluid was not completely inflammable. Certification is required by law for technicians opening refrigeration circuits. Consequently, the standard vacuum pump fluid used by most gas cylinder companies was a fire retardant phosphate ester fluid. Manual Vacuum Pump Automotive Fluid Transfer Pumps, 94 product ratings - Fluid Extraction Filling Syringe Transfer Liquid Pump Oil Extractor Automotive, 2 product ratings - Oil Fluid Extractor Vacuum 6.5L Litre CJ-169-s Manual Syphon Pump Suction, 94 product ratings - Horusdy 200cc Fluid Extraction & Filling Syringe Kit Vacuum Pump Oil Changer, 4 product ratings - OEMTOOLS 24389 Manual Fluid Extractor,Coolant Evacuator,Transmission Vacuum Pump, 1 product ratings - Sealey TP6906 Vacuum Oil Fluid Extractor Discharge 18 Litre Syphon Probes, 94 product ratings - Horusdy 200cc Fluid Extraction & Filling Syringe Kit Vacuum Pump Oil Changer NIB, 10 product ratings - Oil Suction Gun Vacuum 500cc Liquid Sump Gear Box Fluid Removal AU021. HVAC How-To, Tutorials, Reviews, Information and More. Later, when the semiconductor industry was in its infancy (1980s) most gas cylinder filling companies changed to using completely inert (inflammable) vacuum pump fluids called perfluoropolyethers (PFPE). Grounded tools require a three-wire extension cord. THE MANUFACTURER AND/OR DISTRIBUTOR HAS PROVIDED THE PARTS LIST AND ASSEMBLY DIAGRAM IN THIS MANUAL AS A REFERENCE TOOL ONLY. THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS. I am still testing the unit out and will update if anything changes. Vacuum pump manufacturers will recommend when to change the oil in a pump, but it is usually meant only as a guide and for pumps running on a clean process. Allow the Pump to operate for approximately 10 minutes to thoroughly remove all moisture and gas from the system. 
If abnormal noise or vibration occurs, have the problem corrected before further use. Model 140-5, Two Stage Rotary Vane Vacuum Pumps Parts List there are better units although more costly. Write the products serial number in the back of the manual near the assembly diagram (or month and year of purchase if the product has no number).Keep this manual and the receipt in a safe and dry place for future reference. Often this is water, which has a vapor pressure of about 18 Torr at ambient temperature. Generally, this is best done by an HVAC professional. Generally, you want to let your vacuum run for at least long enough to get the measurement below 1,000 microns. It can be used on processes that have chemical contamination, such as LCMS instruments (liquid chromatography mass spectrometer), and has a longer life than less processed oils.It appears that oil called 45 oil may be similar, but is a semi-synthetic oil. 
26541 agoura road calabasas, ca 91302 1-888-866-5797, FoodSaver Vacuum Sealing System Owner's Manual - Download [optimized] FoodSaver Vacuum Sealing System Owner's Manual - Download, FoodSaver The 1 Vacuum Sealing System Owner's Manual - Download [optimized] FoodSaver The 1 Vacuum Sealing System Owner's, Memmert Vacuum Oven Vo User Manual - Optimized PDF Memmert Vacuum Oven Vo User Manual - Original PDF, HeatPro Pool Heat Pump User Manual - Download [optimized] HeatPro Pool Heat Pump User Manual - Download, Your email address will not be published. NOTE: The process is the same for both vehicle and other refrigeration systems. 
on PITTSBURGH 2.5 CFM Vacuum Pump Owners Manual, PITTSBURGH Aluminum Racing Jack Owners Manual. The requirements for rotary pump oils are: Paraffinic base mineral oils are suitable for the majority of vacuum pump applications in industry and science. Our products feature straightforward designs and most may be serviced by qualified technicians in the field. The vacuum pump or pump set should be capable of producing a vacuum at least one decade or more below the required process vacuum. If the amount of condensed vapor contamination is relatively low, opening the gas ballast valve will allow water vapor to be passed through the pump without condensing. 
Home PITTSBURGH PITTSBURGH 2.5 CFM Vacuum Pump Owners Manual, 2.5 CFMVacuum PumpOwners Manual & Safety Instructions. 
I am a new technician just learning. manualslib Click on the links at the right to display technical information for the product types listed. Most vacuum pump oils, with low vapor pressure, are refined by specialized oil companies that can process relatively low volumes of product. I was slightly involved in the project to develop hydro-treated oils for vacuum pump use that had a higher temperature rating and improved chemical resistance. However, if the process is dirty and sends dust or vapors to the pump, the oil can become contaminated quickly and should be changed more frequently. The work area must not allow access by children or pets to prevent distraction and injury. 
For applications that may contain high percentages of oxygen, acids and hazardous gases there are alternative synthetic fluids available. In the world of mechanical oil sealed rotary vacuum pumps there is a need for a variety of oils and fluids to suit the specific type of pump, its duty and the process it is used on.This discussion covers high vacuum pumps only, such as are used in the heat treating and vacuum furnace industry. Most lubricating oils are paraffinic based oils that are processed to create the best product for the application. Specialists in Vacuum Furnace Technology - High Quality Vacuum Furnace Manufacturer, Copyright 2016 VAC AERO - The exact amount of time you need to let the pump run will depend on the manufacturer, so check the operational manual for a specific time. Then, shut off the pump and disconnect the hose leading into it. NEITHER THE MANUFACTURER OR DISTRIBUTOR MAKES ANY REPRESENTATION OR WARRANTY OF ANY KIND TO THE BUYER THAT HE OR SHE IS QUALIFIED TO MAKE ANY REPAIRS TO THE PRODUCT, OR THAT HE OR SHE IS QUALIFIED TO REPLACE ANY PARTS OF THE PRODUCT. 
Last Updated: June 20, 2019 As always be sure to read the reviews on forums or elsewhere to be sure a unit is a good fit for you. 2 By 8 Duplex & Series, 1 By 8 Simplex, and 1 By 16 Parallel, Oil Free Dry Vacuum Pumps Set the vehicles parking brake, block the tires, and set the vehicles transmission to neutral or park. Indicates a hazardous situation that, if not avoided, could result in minor or moderate injury. If the pump oil becomes contaminated with condensed vapor the vacuum generated will soon deteriorate due to that liquid mixed with the oil. vacuum pump freight harbor pittsburgh cfm stage summary There is a sight window to see the oil level. Pulling a vacuum is a common part of air conditioning repairs. This 45 oil has fixed peaks on a mass spectrometer analysis that allows the mass spec user to eliminate these peaks when analyzing samples. Procedures not specifically explained in this manual must be performed only by a qualified technician. Thanks to all authors for creating a page that has been read 194,158 times. The vapor pressure will rise as the fluid gets hotter and the pump will not reach quite as low a pressure. Wear ANSI-approved safety goggles with side shields. All rights reserved. Read the manual before set-up and/or use. This means that it is up to you, the pump user, to establish guidelines for oil changes based on your process. 
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