"The most comprehensive source for Automotive Tools & Equipment" Model: 17680-2K Universal Recovery Station For Contaminated Or Mixed Refrigerant With the Cool-Tech 680, you don't have to turn away A/C jobs because the refrigerant is contaminated. A recovery-only unit designed for quickly capturing contaminated or unknown refrigerants, mixtures and blends. It protects your recovery/recycling equipment and your shop's refrigerant supply. Recover into one 50-lb tank for collection and off-site disposal (mixtures and blends cannot be recycled) Simple to hook-up and operate with instructions printed on the control panel for quick reference. Other features include air regulator for compressor air supply; air line lubricator which prolongs motor life by supplying continuous lubrication; and tank pressure gauge. Two hoses are included, one with a 1/4" MFL fitting and one with a 1/2" Acme field service coupler. IMPORTANT: Refrigerant collected should not be used in any A/C system. When the tank is full, send it to a disposal facility. Here's how the Cool-Tech 680 works: Connect service hose (included) to A/C system's low side access port. Turn switch to "Start." Recovery begins immediately. Watch the inlet pressure gauge - it shows when the system has been pulled into a vacuum - recovery is complete. Includes User Safety Features The unit runs on standard (compressed) shop air and the vehicle's battery, reducing risk when recovering flammable hydrocarbons (some substitute refrigerants contain propane or butane). Tank float switch prevents overfilling of the 50 lb tank Related "Robinair" Product Information Model 17680-2K Universal Recovery Station - Product Page AC Machines - Index Page Full Product Listing - Index Page