Concoa 621 3 Series Installation And Operation Instructions For Download Page 1

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621 Series

Autoswitch

System

For use with

Laser Purity Gases

INSTALLATION AND OPERATION INSTRUCTIONS

Before Installing or Operating, Read and Comply with These Instructions

Controls Corporation of America

1501 Harpers Road Virginia Beach, VA 23454

To Order Call 1-800-225-0473 or 757-422-8330 • Fax 757-422-3125

www.concoa.com

September 2003

Supersedes May 2003

Certified ISO 9001

ADI 3199D

Summary of Contents for 621 3 Series

Page 1: ...UCTIONS Before Installing or Operating Read and Comply with These Instructions Controls Corporation of America 1501 Harpers Road Virginia Beach VA 23454 To Order Call 1 800 225 0473 or 757 422 8330 Fa...

Page 2: ...THIS PAGE INTENTIONALLY LEFT BLANK...

Page 3: ...witch is equipped with LED status lights to indicate the condition of the gas cylinders A green indicator light signifies a Normal condition while a red light indicates an Alarm Gas cylinder empty con...

Page 4: ...bar working pressure Always observe the following safety practices Store cylinders with valve caps screwed on and cylinders chained to a supporting wall or column Handle cylinders carefully and only...

Page 5: ...appropriate industrial standards for the intended service and must be thoroughly cleaned before using Comply with all safety rules and precautions of the following 1 American National Standards Insti...

Page 6: ...pose of the relief valve is to protect the autoswitch system and its components only Figure 2 If there is pressure sensitive equipment downstream of the autoswitch system it is recommended that an app...

Page 7: ...pproximately 10 inches to the left and right of center 3 Remove the mounting bracket from the rear of the AutoSwitch Console by removing the retaining nuts at the bottom of the mounting bracket Figure...

Page 8: ...around the threads twice Cut off the excess tape and press the end firmly into the threads Installing the inlet connection For Maniflex Manifold system installation System 621 X12X CGA typical manifo...

Page 9: ...ection of the tube fitting just removed into the diaphragm valve as shown in Figure 8 Wrench tighten 5 Thread the 1 4 NPT connection of the diaphragm valve assembly into the starter block as shown in...

Page 10: ...4 NPT connection of the tube fitting just removed into the diaphragm valve as shown in Figure 9 Wrench tighten 5 Thread the 1 4 NPT connection of the diaphragm valve assembly into the tee purge as sh...

Page 11: ...o the street elbow assembly a second wrench must be in place holding the hex on the street elbow assembly Failure to do so may cause the street elbow assembly to loosen System 621 X31X CGA one pigtail...

Page 12: ...12 Figure 10 1 4 FPT Port with one cylinder per side Figure 11 Diaphragm Valve with 1 4 FPT Port shown with one cylinder per side...

Page 13: ...tee purge assembly into the diaphragm valve assembly a second wrench must be in place holding the diaphragm valve Failure to do so may cause the diaphragm valve assembly to loosen 4 Thread the 1 4 NPT...

Page 14: ...ulator knob counterclockwise until the knob stops turning 3 When first pressurizing do not stand in front of or contact the switchover system Slowly open the cylinder valve Observe the high pressure g...

Page 15: ...e to close the cylinder valve and any other valves that connect the cylinder to the system The full replacement cylinder is now the reserve cylinder Note while changing cylinders on one side there wil...

Page 16: ...o adjust the alarm set point The lowering of the alarm set point pressure may cause the alarm not to work properly When adjustments are made check the function of the system With the knob arrow turned...

Page 17: ...is decreasing on both inlet gauges at the same time 1 Make sure the priority valve knob is turned fully to the right or left 2 Observe the inlet pressure It may be necessary to do this during times of...

Page 18: ...product returned to CONCOA for service Please contact a Customer Service Representative at 1 800 225 0473 to receive this number You will be asked to provide 1 Model Number 2 Gas Service 3 Inlet press...

Page 19: ...e other than CONTROLS CORPORATION OF AMERICA or if the equipment has been subject to abuse misuse negligence or accident CONTROLS CORPORATION OF AMERICA s sole and exclusive obligation and Buyer s sol...

Page 20: ...ADI 3199D Certified ISO 9001 Controls Corporation of America 1501 Harpers Road Virginia Beach VA 23454 To Order Call 1 800 225 0473 or 757 422 8330 Fax 757 422 3125 www concoa com...