Summary of Contents for AccuStream AccuValve On/Off Valve
- Page 1 Models: AccuValve On/Off Valve A2 Cutting Head DiaLine Cutting head 13084 ON/OFF VALVE & CUTTING HEAD MANUAL...
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Page 2: Table Of Contents
Safety ............................2 Operation and Maintenance Safety ..................... 2 Inlet Cutting Water Requirements ..................4 Water Treatment Guidelines: ........................4 AccuValve On/Off Valve......................5 Specifications..........................5 Mounting Collar ..........................6 Mounting Collar Installation ........................6 Valve Body Maintenance ......................7 Valve Body Components .......................... -
Page 3: Introduction
Customer Service Representatives are available to take your calls Monday through Friday 7:00 AM to 5:00 PM CST. If you need service after-hours AccuStream is also on-call 24 hours a day, 7 days a week to ensure your system is up and running around-the-clock. -
Page 4: Safety
AccuStream Cutting Systems Safety 2.1 Operation and Maintenance Safety Failure to wear proper safety gear can result in personal injury or death. Safety shoes, hardhat, hearing protection and other personal protective equipment are strongly recommended. High-pressure waterjet can cause eye injury. Wear eye protection when operating or working near the machine. - Page 5 AccuStream Cutting Systems High Pressure Water System Safety Never work on any high-pressure component or loosen any high pressure fittings without first bleeding the system to ensure that there is no high pressure water present. Follow all instructions and safety recommendations in this manual.
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Page 6: Inlet Cutting Water Requirements
AccuStream Cutting Systems Inlet Cutting Water Requirements The inlet water should have a pH of 6 to 8 and be clear, odorless, and free of biological materials. The water quality should be analyzed to insure the incoming water will not have and adverse affect on the waterjet system. -
Page 7: Accuvalve On/Off Valve
AccuStream Cutting Systems AccuValve On/Off Valve The Accustream On/Off Valve (AccuValve) is an ultra high-pressure valve used to control the flow of water for waterjet cutting applications. The On/Off valve is a normally closed (air to open, spring closed) valve that can be direct mounted to the cutting head for water or abrasivejet cutting see Mounting Collar (below), or it can be remote mounted with separate plumbing from the valve to the cutting head. -
Page 8: Mounting Collar
AccuStream Cutting Systems 4.2 Mounting Collar Mounting Collar Installation The AccuValve is normally mounted with the mounting collar assembly 11198 (shown below) using the ¼” HP inlet connection. The Thimble Filter comes standard with the Dialine assembly. This filter can be purchased separately. -
Page 9: Valve Body Maintenance
11. Flush the lines by actuating the on/off valve with brief pulses. After five to ten pulses, the lines should be flushed and free of contamination. The cutting head can now be installed onto the adapter. See the Accustream cutting head manual. 4.3 Valve Body Maintenance The valve consists of two parts;... - Page 10 AccuStream Cutting Systems Removing the valve body components. 1. Isolate the water pressure from the ON/OFF valve by dumping the pump pressure or closing the manual isolation valve. 2. Turn the actuator ON and verify that there is NO water pressure.
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Page 11: Actuator Maintenance
AccuStream Cutting Systems 4.4 Actuator Maintenance The actuator is not a regularly serviced item. It is recommended, that the actuator be disassembled annually. The actuator should be thoroughly cleaned and all the internal parts inspected for wear. If the actuator does not appear to be functioning properly, first check the actuator for air leaks. -
Page 12: Actuator Reassembly
AccuStream Cutting Systems Actuator Housing Reassembly Use the AccuValve Actuator rebuild kit. 1. Inspect and apply o-ring grease to the outside of all o-rings 2. Install the new O-rings on both ends of the shaft. Make note of the O-ring sizes and their location. -
Page 13: Cutting Heads
AccuStream Cutting Systems Cutting Heads The AccuValve may be used with either the DiaLine or A2 cutting head. The other options available include the carbide and rubber splashguards, water nuts, alternative adapters, ruby and diamond orifices, and many different nozzle sizes. Consult the Valve/Head option drawing for specific part numbers. -
Page 14: A2 Cutting Head
AccuStream Cutting Systems Replacing the Mixing Chamber The Mixing Chamber may require replacement after extended use. When the hole through the mixing chamber exceeds .090 it should be replaced. Removing the worn mixing chamber. 1. Remove the DiaLine Head from the Adapter. -
Page 15: Replaceable Parts
These rubber shields can be purchased from Accustream or they can be cut out with the waterjet. There are two optional wear shields available. Part number 11361 is a rubber only guard and 11362 has a carbide faceplate applied to the rubber shield for extreme wear situations. -
Page 16: Optimal Cutting Parameters
AccuStream Cutting Systems Waterjet/Abrasivejet Stream The appearance of the waterjet stream will help show the condition of the nozzle and orifice. This will have an effect on the quality of the cuts. A good water only stream looks like a “stretched fishing line”... -
Page 17: Troubleshooting (Cutting Head)
AccuStream Cutting Systems 4.8 Troubleshooting Cutting Head Problem Solution Orifices do not last at least 20 hours Not flushing thoroughly when changing orifice Bad water quality Blown in-line filter upstream Nozzle Life too short or not wearing In the A2 head rotate nozzle 120° every shift or 8 hours round Using too much abrasive. -
Page 18: Drawings And Parts Lists
AccuStream Cutting Systems Drawings and Parts Lists Actuator Assembly12828 13084 ON/OFF VALVE & CUTTING HEAD MANUAL... - Page 19 AccuStream Cutting Systems TABLE 1 .300 Roctec 100 Long Life Nozzles 11040-030-30 .300 x.030 x 3.000 11040-035-30 .300 x.035 x 3.000 11040-040-30 .300 x.040 x 3.000 11040-030-40 .300 x.030 x 4.000 11040-040-40 .300 x.040 x 4.000 11040-045-30 .300 x.045 x 3.000 .300 Roctec 500 Long Life Nozzles...
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