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GE EZ4 manuel d'utilisation

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Table des matières du manuel d’utilisation

  • Page 1

    OSMONICS E4, E4LE, EZ4 SERIES TM W A TER PURIFICA TION MACHINES INST ALL A TION, OPERA TION, AND MAINTENANCE MANU AL GE Infrastructure Water & P rocess T ec hnologies[...]

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    INST ALLA TION, OPERA TION AND MAINTENANCE MANUAL E4, E4LE, AND EZ4 SERIES W A TER PURIFICA TION MACHINES T ABLE OF CONTENTS Page 2.0 INST ALLA TION 1 2.1 Mounting the Unit 1 2.2 Plumbing 1 2.3 Installing Clean-In-Place Valves 2 2.4 Concentrate Outlet Connections 2 2.5 Feed Water Requirements 2 2.6 Transporting Pure Water (Permeat e) to Point-of -U[...]

  • Page 4

    Page 2.17 Operation and Maintenance 16 2.17.1 Daily Flushing for the Economy Model 16 2.17.2 Daily Flushing for the Deluxe Model 16 2.18 Pre-Filter Cartridge 17 2.19 Membrane Element Cleaning 17 2.19.1 Step Wise Cleaning 17 2.19.2 Procedure to Clean with a CIP Pump 17 2.20 Suction Cleaning 19 2.21 Changing Out Membrane Elements 20 2.22 Troubleshoot[...]

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    1 2.0 INST ALL A TION 2.1 Mounting the Unit When installing your new GE Infrastructure Wat er & Process Technologies reverse osmosis (RO) machine, allow at least 45-inches (114 cm) above the machine for mem- brane element removal and loading. If space is not available, the entire membrane element housing can be removed for membrane element chan[...]

  • Page 7

    2.3 Install ing Clean-In-Place V alves NO TE: Clean-In-Place (CIP) valves are not included with the machine. The CIP valves must be purchased and installed by the customer. When installing the CIP valves, a three-way valve should be installed in the inlet feed stream of the machine. The tees on the permeat e and concentrate l ines should be install[...]

  • Page 8

    Table 2.2 E-Series Feed Water Requirements * American Standard for Testing Materials 2.6 Transporting Pure W at er (P ermeat e) to P oint-of -Use The pure water , or permeat e, is in an aggressive state and should only be transport- ed from the machine to the point-of-use in food grade flexible nylon, stainless steel (SS) tubing, or polyvinyl chlor[...]

  • Page 9

    2.7 Pressure Correction F actors It is often necessary t o operate RO machines with permeat e back pressure. Permeate back pressure will decrease permeate production. See Table 2.3 (Pressure Correction Factors) to calculat e loss of permeate. Table 2.3 Pressure Correction Factors W ARNING : IF PERME A TE BACK PRESSURE EXCEEDS 60 PSIG (4.1 BARG) MAC[...]

  • Page 10

    2.8 Electrical This RO machine requires two supply voltages; the control voltage and the pump motor voltage. 2.8.1 Single-Phase Electrical The control voltage can be connected t o either a 115 V AC, 60 Hertz or 220 V A C, 50 Hertz single-phase power supply. The RO control circuit should always be installed on at least a 15 Amp, single-phase dedi- c[...]

  • Page 11

    Figure 2.1 Three-Phase Allen Bradley Motor Start er 2.9 Machine Control 2.9.1 Economy Model To remotely control the Economy Model (ECN) with float switches and/or pre- treatment lockout , remove the jumper between terminals 4 and 5 and wire in the float switches or pretreatment components in series. After all f ield wiring is complete and compl ies[...]

  • Page 12

    7 and complies with local and national electrical codes, move ont o Section 2.10 (Pretreatment for Water Purif ication). NO TE: External control contacts are normally closed, dry contacts. 2.10 Pretreatment for W at er Purif ication A water analysis of your feed water should have been performed, as part of the plan- ning and engineering that went i[...]

  • Page 13

    6. Turn the ON/OFF button on the machine ON. Syst em will open allowing water to flow through the machine to the drain through the permeat e and concen- trate CIP valves. Let the machine run to drain for 5 - 10 minut es. This provides a wet start-up of the pump and removes any air in the system. 7. Turn the ON/OFF button on the machine to the OFF p[...]

  • Page 14

    The concentrate valve is drilled, and when completely closed the machine is running at the correct concentrate flow for a 75% recovery (Table 2.4, Flow Specif ications for E4-Series Machines). If the temperature of the inlet feed water is not 77°F (25°C) use the Temperature Correction Factor Table (Technote 113). The proper adjustment of the recy[...]

  • Page 15

    2.14 Recovery The machine flow specif ications list ed below are based on 25 ° C (77 ° F). Table 2.4 Flow Specif ications for E4-Series Machines 10 2200 50-75% LPM/GPM 5.8/11.6 5.8/11.6 1.9/0.5 11.5/3.0 7.7/2.0 4400 50-75% LPM/GPM 11.6/3.06 11.6/3.06 3.9/1.0 23.2/6.1 15.4/4.1 E4-Series Recovery Units Permeate Rate Concentrate Rate (50%) Concentra[...]

  • Page 16

    11 2.15 Aut oflush Timer 2.15.1 Programming the Autoflush Timer The Autoflush timer clock operat es and displays in real time, but the Autoflush feature will only work when the RO machine is operating. When the machine is operating in the Autoflush Mode, the total flow through the machine is increased. This provides extra cross flow which flushes t[...]

  • Page 17

    STEPS 1. While holding down the Clock Key ( ⊗ ), press the h key to advance to the current minute. 2. While holding down the Clock Key ( ⊗ ), press the h key to advance to the current minute. 3. While holding down the Clock Key ( ⊗ ), press the h key to advance to the current minute. NO TE: If the h and m keys are held down for longer than 2 [...]

  • Page 18

    2.15.4 Programming Twenty-Four Hour or Seven Day Schedules NO TE: It is helpful to write out the program schedules before programming the time. Example: Figure 2.3 Programming the Timer 2.15.5 Changing a Program Select the program to be changed with the Prog. Key. A new set of days may be selected with the Day Key just as in the initial programming[...]

  • Page 19

    2.15.7 Troubleshooting the Autoflush Timer 14 PROBLEM: Days are flashing, pressing any Key does nothing except “Hand” Key turns output ON and OFF . SOLUTION: Time of Day and Day of Week have not been set . See Section 2.15.3 (Setting-Up the Autoflush Timer Clock). PROBLEM: Time of day was set while holding the Clock Key down, but days are still[...]

  • Page 20

    2.16 Cal ibrating the Conductivity Probe STEPS 1. Make sure the calibration met er is in Measure Mode (with the ME AS LED light ON). 2. Immerse the Conductivity Probe in a 13.00 microSiemens (mS) prepared solu- tion. 3. Immerse and agitate Conductivity Probe, and wait for the reading t o stabilize. 4. Calibrat e the meter by ad justing the CAL adju[...]

  • Page 21

    2.17 Operation and Maintenance The operation and maintenance of an E-Series RO machine requires regular data recording and routine preventative maint enance. It cannot be emphasized enough the importance of f illing out the Daily Log Sheet (Technot e 106) during each operat- ing shift . A Start-Up Data Sheet (Technote 105) should have been complet [...]

  • Page 22

    2.18 Pre-f ilt er Cartridge A 5 micron pre-f ilter cartridge is fact ory installed to protect the membrane elements and valves from particles, which may be in the feed water. To order replacements, see the Spare Parts List (Technote 118, P/N 1233377). A pressure drop across the f ilter of 8 psi (0.55 bar) or more during operation ind icates that th[...]

  • Page 23

    When set properly, the RO machine, the CIP pump, and the CIP con- tainer should be assembled in a loop conf iguration to recirculat e the water through the machine and back to the container during clean- ing. The size of the CIP container should be a minimum of three times the permeate rat e. CAUTION GE recommends the use of a CIP or booster pump t[...]

  • Page 24

    5. Let the CIP solution dwell in the machine for 20 minutes. 6. After the 20 minut e dwell time, start the CIP recirculation process again for 10 minutes. 7. After the 10 minut e recirculation time is complete, de-energize the machine. Then, open the inlet water l ine and route the concentrat e and permeate l ines to the drain. 8. Start the RO mach[...]

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    20 NO TE: As previously mentioned, the manufacturer recommends use of a CIP or booster pump t o circulate the cleaning solution during membrane element cleaning. 7. After suction cleaning cycle is complet e, reopen inlet water and flush machine to drain for twenty minut es. 8. After permeat e quality is verif ied as good, return machine to normal o[...]

  • Page 26

    21 5. Reattach the housing clamp and tighten. 6. Next reconnect the permeate and concentrat e lines. The machine is ready for start-up.[...]

  • Page 27

    2.22 Troubleshooting This troubleshooting guide can assist you in identifying common operating problems you may experience with your machine. Many of these problems can be easily corrected by the operator , however , for those that persist or are not understood, you should contact the GE Customer Support Cent er. Have the following information avai[...]

  • Page 28

    23 P OSSIBLE CA USE Pump rotating backwards (three-phase power only) Insuff icient electrical power Pump not operating correctly Low operating pressure Dirty or fouled membrane elements Operating on cold water less than 55°F (13°C) Membrane elements installed backwards or damaged concentrate seal Flow meter inaccurat e PROBLEM Low Operating (cont[...]

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    24 P OSSIBLE CA USE Concentrate valve plugged Concentrate outlet l ine restricted Flow meter inaccurat e Dirty concentrate valve Recycle or concentrate valve plugged Inaccurate pressure gauge Restricted or reduced permeate flow rat e Restricted flow aft er pump outlet PROBLEM Low concentrate flow rate, normal or higher than normal pressure High ope[...]

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    25 P OSSIBLE CA USE Telescoped membrane element covering membrane element housing outlet port Severely fouled or dirty membrane elements Inlet solenoid valve not closing or seating properly Dirty or fouled membrane elements O-ring seal broken or damaged Change in incoming water quality Inaccurate conductivity monit or or fouled probe PROBLEM Excess[...]

  • Page 31

    26 P OSSIBLE CA USE Pressurized storage switch or float switch has cut power to machine Fluid temperature higher than 100F (38C) or thermal overload in motor No power to machine Motor and/or pump not operating properly Alarm condition has turned machine OFF Motor start er overloaded, heater tripped Timing relay defective/burned out PROBLEM Switch O[...]

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    For more information call 952-933-2277 or 800-848-1750 in the U.S ., or visit www .gewat er.com . © 2005, General Electric Company. All rights reserved. P/N 1161875 Rev . D North American Sales Euro/Africa Sales Asia/Pacif ic Sales 5951 Clearwater Drive 230 rue Robert Schurman 1044/8 SOI 44/2 Minnetonka, MN ZA des Uselles Sukhumvit Road Parkanog 5[...]