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Table of Contents
Summary of Contents for United Equipment EzFlow
- Page 1 AUTOMATIC MANIFOLD INSTALLATION & MAINTENANCE MANUAL...
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Page 2: Table Of Contents
Regulator Settings Display Functions Testing 12-15 Testing for N2O Emergency Cut-Off Testing for Automatic Change Over Switching In-Use Cylinder System Stand-By Testing the System Testing the Remote Alarm/Controller Cylinder Changing Procedures Optional Equipment UNITED EQUIPMENT SALES CONSULTING CORPORATION Page 2... -
Page 3: User Responsibility
This product will perform in conformity with the descriptions The information contained in this Installation and Maintenance Manual pertains only to the EzFlow Automatic contained in this manual when assembled, operated, maintained and serviced in accordance with the Manifold. -
Page 4: Introduction
INTRODUCTION The EzFlow Automatic Manifold is designed to provide a reliable, uninterrupted supply of gas to a dental facility. The manifold has the ability to control up to four high pressure cylinders divided into two equal banks per gas. The active bank is designated as the primary or In Use source of gas, while the other bank will serve as a secondary or Reserve source. -
Page 5: Description Of The Manifold
DESCRIPTION OF THE MANIFOLD SHIPMENT DETAILS The manifold system will contain the following items: Manifold control panel (with power supply assembly) Remote alarm/controller (RAC) 2x Oxygen high pressure regulators 2x Nitrous oxide high pressure regulators 2x DISS oxygen hoses 2x DISS nitrous oxide hoses 2x Double tank restraints M i c r o p r o c e s s o r D i g i t a l M a n i f o l d Installation, operation and service manual... -
Page 6: Manifold Display Board
One or both sets of contacts may be wired to an external alarm, remote buzzer and/or a building management system to indicate when an alarm condition occurs. Dry Contacts Alarm (red) Normal (green) Remote Alarm/Controller (RAC) UNITED EQUIPMENT SALES CONSULTING CORPORATION Page 6... -
Page 7: Description Of The Parts
DESCRIPTION OF THE PARTS For both gases, when replacement cylinders are attached to the depleted bank, the red LED goes out and the yellow LED illuminates indicating that the bank has been automatically designated as the Reserve supply. No other user interaction is required. NOTE: Always confirm total tank pressure by reading the High Pressure gauge on the regulator. -
Page 8: Control Buttons
The RAC will also allow the facility to place the unit in temporary stand-by mode, as well as mute any alarms. The RAC contains a speaker that provides an auditory signal when the system is in alarm mode. UNITED EQUIPMENT SALES CONSULTING CORPORATION Page 8... -
Page 9: Installation Instructions
INSTALLATION INSTRUCTIONS INSTALLATION OF THE MANIFOLD 1. Remove contents from box and confirm that all required equipment has been supplied. Do not discard packing material until the system is in full operation. Keep all manuals and warranty cards. 2. Remove manifold from box and inspect for damage. 3. -
Page 10: Installation Of The Remote Alarm/Controller
8. Test both function and display by proceeding with the same test procedures as the manifold (ex. Stand- By and Mute). Test to make sure all LED's are lighting in accordance with the manifold status. UNITED EQUIPMENT SALES CONSULTING CORPORATION... -
Page 11: Regulator Settings
REGULATOR SETTINGS 1. Look at the digital pressure reading on the manifold display and set pressure to 50 psi. 2. Confirm this pressure with the analog gauge. NOTE: Slight variation between gauge and digital display may occur. 3. Regulator setting procedure: a. -
Page 12: Testing
9. Pressures should return to normal and one tank will be represented by a green In Use LED and the other represented by a yellow Reserve LED. 10. Close manifold door and note pressures. UNITED EQUIPMENT SALES CONSULTING CORPORATION Page 12... -
Page 13: Testing For Automatic Change Over
TESTING TESTING FOR AUTOMATIC CHANGE OVER (CAN BE PERFORMED FOR EITHER GAS) 1. Make sure the pressure is stable and the line pressures reads 50 psi (pushing the Bleed Valves on all cylinders will make certain the lines are stable). Once this has been confirmed, close the cylinder valve that is represented by the green LED. -
Page 14: Switching In-Use Cylinder
NFPA requires the cylinder tanks to be closed while the system is not in use. To put the system back in operation, push the Stand-By button. 3. Check that all LED's are in their normal status. UNITED EQUIPMENT SALES CONSULTING CORPORATION Page 14... -
Page 15: Testing The System
TESTING TESTING THE SYSTEM To test the system, press and hold the Mute button for five seconds. At this time, the manifold display will begin a self-diagnostic test and then return to normal working condition. TESTING THE REMOTE ALARM/CONTROLLER M i c r o p r o c e s s o r D i g i t a l M a n i f o l d USER RESPONSIBILITY 1. -
Page 16: Cylinder Changing Procedures
P a g e : 4 DANGER: denotes steps which can prevent electrical shock to equipment or to prevent serious injury and/or death. UNITED EQUIPMENT SALES CONSULTING CORPORATION P a g e : 4 Page 16... -
Page 17: Optional Equipment
OPTIONAL EQUIPMENT A valve box with sensor provisions can be installed in the dental facility to monitor the line pressures downstream of the manifold. Each sensor valve combo is supplied with a street-elbow (1/8" MNPT x 1/4" FNPT) to connect a DISS fitting (one for each valve). - Page 18 NOTES UNITED EQUIPMENT SALES CONSULTING CORPORATION Page 18...
- Page 19 NOTES Page 19...
- Page 20 1505 FLAMBOROUGH CIR MISSISSAUGA, ONTARIO L5M 3N2, CANADA T: 647.294.2223 E: sales@united-equip.com...
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