GE E4LE Water System User Manual
Contents
1. Feed Rate 11 5 3 0 23 2 6 1 34 7 9 2 46 2 12 2 57 8 15 3 69 4 18 3 50 Feed Rate 7 7 2 0 15 4 4 1 23 1 6 1 30 8 8 2 38 5 10 2 46 2 12 2 75 10 2 15 Autoflush Timer 2 15 1 Programming the Autoflush Timer 2 15 2 The Autoflush timer clock operates 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 the loose foulants from the surface of the membrane elements When the machine is operating in the Autoflush Mode a slight drop in permeate production as well as a decrease in the primary and final pressures may be observed An ideal way to set the timer up is to program ten Autoflush sequences with a 10 to 15 minute duration per 24 hours To do this follow the procedure below Setting Up the Autoflush Timer Clock IMPORTANT Before proceeding with setting the timer and programming the unit press the RESET KEY to clear all data After press ing the RESET KEY the display may show a m this is in mili tary time mode If the machine is in Military Time do the following SELECTING AM PM OR MILITARY TIME After pressing reset the display may show A M right The numbered day symbols will be flash ing ON and OFF If the display does not show A M it is in military time mode 24 00 hr To change to A M P M mode pr2. CIP or booster pump to provide water pressure and flow to the RO machine pump from the CIP container 2 19 2 Procedure to Clean with a CIP Pump STEPS il With the machine running open the CIP permeate valve close the permeate service valve and fill the CIP tank with permeate water When the container is filled to desired level turn machine OFF 2 Add and mix up the cleaners in the CIP container Please use onlu PA membrane element compatible cleaners b Close the inlet feed water supplu valve to the machine and open the CIP inlet feed water to the CIP container 4 Close the permeate valve to point of use and also the concentrate valve drain 5 Open the CIP valves allowing permeate and concentrate to return to the CIP container 17 When set properlu the RO machine the CIP pump and the CIP con tainer should be assembled in a loop configuration to recirculate 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 rate CAUTION GE recommends the use of a CIP or booster pump to provide the proper feed water pressure and quantitu to the RO machine during cleaning PERMEATE TO POINT OF USE CONCENTRATE PERMEATE CIP FEED Figure 2 5 Clean In Place Pump and Tank Hook Up With the machine set up in the CIP configuration and the cleaning solution mixed in the container you are now ready to
3. Machine Control Economu Model To remotelu control the Economu 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 field wiring is complete and complies with local and national electrical codes move onto Section 2 10 Pretreatment for Water Purification NOTE External control contacts are normally closed dry contacts Deluxe Model To remotely control the Deluxe Model DLX with float switches and or pre treatment lockout remove the jumper between terminals 2 and 3 and wire in the float switches and pretreatment in series After all field wiring is complete 2 10 2 11 2 12 and complies with local and national electrical codes move onto Section 2 10 Pretreatment for Water Purification NOTE External control contacts are normallu closed dru contacts Pretreatment for Water Purification A water analysis of your feed water should have been performed as part of the plan ning and engineering that went into developing your RO system The water analysis will provide information on what type of pretreatment may be required and what recovery the machine can be run at on the feed water provided If the machine is moved to a different water source a new water analysis should be taken before operating the machine Your RO is designed to operate on tap feed water with an SDI of 5 or less The pH
4. allow the machine s primary pressure to drop more than 10 below normal operating pressure 2 17 2 Daily Flushing for the Deluxe Model The DLX Model machine includes an Autoflush Timer Option The Autoflush Timer Option automatically flushes the machine at preset intervals 16 2 18 2 19 Pre filter Cartridge A 5 micron pre filter cartridge is factory 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 filter of 8 psi 0 55 bar or more during operation indicates that the pre filters cartridgels need changing Use only GE approved filters rated for 5 microns or less Do not attempt to clean used filters IMPORTANT NOTE Failure to change the pre filter cartridge according to these requirements will void machine warranty Membrane Element Cleaning GE recommends that you clean your RO every quarter depending on the quality of your feed water Cleaning of the membrane elements is vital because contaminants can build up on the membrane element surfaces reducing the permeate flow rate and affecting the quality of the permeate 2 19 1 Step Wise Cleaning This RO machine and many others have a centrifugal pump on them Centrifugal pumps are not designed to draw water They are designed to operate with flooded suction only The manufacturer recommends using a Clean In Place
5. and pressures observe the primary or pump pressure The pump pressure while adjusting the orifices should never operate outside of these ranges E4 Series Range 190 275 psi 13 1 19 0 bar EZ4 E4LE Series Range 100 140 psi 6 9 9 6 bar 2 13 The concentrate valve is drilled and when completelu closed the machine is running at the correct concentrate flow for a 7596 recoveru Table 2 4 Flow Specifications 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 recycle and concentrate valves are critical to the correct operation of the machine CAUTION Optimum recovery will vary according to water quality Temperature Correction Factor If the temperature of the inlet feed water is not 77 F 25 C refer to Technote 113 for Temperature Correction Factors NOTE Optimum recovery will vary according to water quality 2 14 Recovery The machine flow specifications listed below are based on 25 C 77 F Table 2 4 Flow Specifications for E4 Series Machines 2200 4400 6600 8800 11000 13200 50 75 50 75 50 75 50 75 50 75 50 75 LPM GPM LPM GPM LPM GPM LPM GPM LPM GPM LPM GPM Permeate Rate 5 8 11 6 11 6 3 06 17 3 4 6 23 1 6 1 28 9 7 6 34 7 9 2 Concentrate 5 8 11 6 11 6 3 06 17 3 4 6 23 1 6 1 28 9 7 6 34 7 9 2 Rate 50 Concentrate 1 9 0 5 3 9 1 0 5 8 1 5 7 7 2 0 11 6 3 06 Rate 75
6. should be in a range of 5 5 8 5 Exposure to any levels of chlorine may cause irre versible damage to the Thin layer composite TLC polyamide PA membrane ele ments in your machine Daily water checks are recommended to ensure the integri ty of your pretreatment and RO system Machine Start Up Preparation Check the function and integrity of your pretreatment equipment Ensure that your water softener and activated carbon filters have been leaked checked and properly flushed before starting up your RO machine CAUTION Improperly flushed pretreatment may cause serious RO machine problems at start up Machine Start Up STEPS 1 Turn the feed water supplu ON while checking for leaks in the pretreatment and inlet feed water lines 2 Check to ensure power to the motor is de energized and the ON OFF button on the machine is in the OFF position 3 Plug in the factory supplied power for the control voltage 4 For initial start up redirect the permeate and concentrate lines to the drain 5y Open the concentrate and recycle flow control valves two complete turns These valves are positioned on the flow control plumbing in the top right rear section of the machine 10 Turn the ON OFF button on the machine ON Sustem will open allowing water to flow through the machine to the drain through the permeate and concen trate CIP valves Let the machine run to drain for 5 10 minutes This provides a wet start up of the pump and re
7. start the CIP process Follow the Steps below STEPS J Check to ensure that the feed permeate and concentrate valves and line are open and unrestricted in the tank loop Start the CIP and RO machine pumps together As they start up observe all RO machine pressures and flows Recycle the cleaning solution for about 15 minutes Damage may result to membrane elements if the temperature of the CIP solution exceeds 105 F 40 C If the water temperature exceeds 100 F 38 C place bags of ice into the CIP container to absorb the extra heot After recirculating the cleaner for 15 minutes shut down the RO and the CIP pump 18 2 20 5 Let the CIP solution dwell in the machine for 20 minutes 6 After the 20 minute dwell time start the CIP recirculation process again for 10 minutes 7 After the 10 minute recirculation time is complete de energize the machine Then open the inlet water line and route the concentrate and permeate lines to the drain 8 Start the RO machine and flush to drain for 20 minutes Verifu the per meate quality is good before returning to normal operation 9 After permeate quality is verified as good route the permeate to point of use and concentrate to drain You are now ready for normal oper ation Suction Cleaning GE does not recommend the suction cleaning method to clean the E4 Series RO machine If using suction cleaning reference cleaning with a CIP pump above Section 2 19 2 Proc
8. AY OCCUR IF PERMEATE BACK PRESSURE EXCEEDS 60 PSIG 4 1 BARG DURING OPERATION 2 7 Pressure Correction Factors It is often necessary to operate RO machines with permeate back pressure Permeate back pressure will decrease permeate production See Table 2 3 Pressure Correction Factors to calculate loss of permeate Table 2 3 Pressure Correction Factors PRESSURE LOSS OF CORRECTION BACK PRESSURE PERMEATE FLOW FACTOR PCF 10 psig 0 7 barg 10 oss emis am aw om om mm je ee e ema jara e je WARNING IF PERMEATE BACK PRESSURE EXCEEDS 60 PSIG 4 1 BARG MACHINE DAMAGE MAY OCCUR WARNING INSTALLING A CHECK VALVE WILL PREVENT REVERSE FLOW THROUGH THE MEMBRANE ELEMENT WHEN THE MACHINE IS NOT IN OPERATION REVERSE FLOW WHEN THE MACHINE IS NOT IN OPERATION CAN SEVERELY DAMAGE THE MEMBRANE ELEMENTS 2 8 Electrical This RO machine requires two supplu voltages the control voltage and the pump motor voltage 2 8 1 2 8 2 Single Phase Electrical The control voltage can be connected to either a 115 VAC 60 Hertz or 220 VAC 50 Hertz single phase power supplu The RO control circuit should alwaus be installed on at least a 15 Amp single phase dedi cated circuit Reverse osmosis machines with 115 VAC single phase control voltage include an eight foot 2 4 m cord which plugs into a three prong grounded receptacle All machines shipped with a 220 VAC single phase control circuit are shipped wit
9. OSMONICS E4 E4LE EZ4 SERIES WATER PURIFICATION MACHINES INSTALLATION OPERATION AND MAINTENANCE MANUAL GE Infrastructure Water amp Process Technologies INSTALLATION OPERATION AND MAINTENANCE MANUAL E4 E4LE AND E24 SERIES WATER PURIFICATION MACHINES TABLE OF CONTENTS TSS NEL ET LE A aes oa RETO DREGE A OSORIO ROSIN 2 1 Mounting the Unit A NUON aca ta ce eee re 2 3 Installing Clean In Place Valves i suntnnniuinnnnnne 24 Concentrate Outlet CONMECHIONS oo nn 2 5 Feed Water REQUI FEE SA l B rea 2 6 Transporting Pure Water Permeate to Point of Use 2 1 Pressure Correction FOCLONS kin ik Pt ee ee eee eee ee ee eee 2 8 1 Single Phase Electrical 20 2 aree PITS EIS CU TCA seora asee a a EE 20 Machine COMICON 55 g eta kr 2 9 1 Economy Model ee BRUKE MO Et a a 2 10 Pretreatment for Water Purification mnn 2 11 Machine Start Up Preparation elea MOCHTE OREU e ia naiaiaee a a 2 13 Temperature Correction Factors Del AOU ete pr E 2 15 Autoflush Timer 2 15 6 Deleting POO sc cata ates 2 15 7 Troubleshooting the Autoflush Timer 2 16 Calibrating the Conductivity Probe NNN DDD HWPMO DM NM FP ererrrrrrrr OMPWOWNkbkbtbbrboouw 2 17 2 18 2 19 2 20 2 21 2 22 Figure 2 1 2 2 2 3 2 4 2 5 Operation and Maintenance 2 17 1 Daily Flushing for the Economy Model 2 17 2 Daily Flushing for the Deluxe Model Pre Filter Cartridge Membrane Element Cleaning 2 19 1 Step Wise Cleaning 2 19 2 Procedure
10. d in front of the pretreatment to provide the proper water quantity and pressure for the operation of the machine Table 2 1 Connections E4 EZ4 E4LE INLET PERMEATE CONCENTRATE MACHINE inches cm inches cm inches cm 2200 0 75 1 90 0 50 1 27 0 50 1 27 4400 0 75 1 90 0 50 1 27 0 50 1 27 6600 0 75 1 90 0 50 1 27 0 50 1 27 8800 0 75 1 90 0 75 1 90 0 75 1 90 11000 0 75 1 90 0 75 1 90 0 75 1 90 0 75 1 90 0 75 1 90 0 75 1 90 Low Energy Membrane Elements 2 3 2 4 2 5 Installing Clean In Place Valves NOTE Clean In Place CIP valves are not included with the machine The CIP valves must be purchased and installed bu the customer When installing the CIP valves a three wau valve should be installed in the inlet feed stream of the machine The tees on the permeate and concentrate lines should be installed with two way valves All valves should be installed in a manner that will allow circulation of the cleaning chemicals through the machine and back to the CIP container during cleaning CAUTION If CIP valves are not installed when machine is installed provisions must be made to bupass permeate and concentrate to drain for flush ing at start up WARNING NEVER OPERATE THE MACHINE WITH THE CONCENTRATE OR PER MEATE LINES BLOCKED SEVERE DAMAGE TO THE UNIT MAY RESULT Concentrate Outlet Connections Connect proper size drain line to the concentrate outlet Table 2 1 and ru
11. edure to Clean with a CIP Pump STEPS 1 Arrange the RO and the CIP container in a closed loop situation with the cleaning solution reference Section 2 19 Membrane Element Cleaning 2 Move the L1 and L2 wires on the pressure switch across to the motor termi nals Figure 2 1 Three Phase Allan Bradley Motor Starter The wires can also be temporally jumped 3 Open the inlet feed valve 4 Start the RO machine 5 As the machine starts up on inlet feed water slowlu close the inlet feed water valve while slowing opening the feed water valve to the CIP tank You will begin to hear the RO pump draw the CIP solution into the machine and circulate it back into the CIP tank After achieving prime observe the RO closely to ensure that you do not loose pump prime which may result in pump damage 6 Refer to the CIP cleaning procedure Section 2 19 2 for cleaning steps WARNING LOSS OF PRIME DURING SUCTION CLEANING MAY RESULT IN SERIOUS DAMAGE TO THE PUMP 19 2 21 NOTE As previouslu mentioned the manufacturer recommends use of a CIP or booster pump to circulate the cleaning solution during membrane element cleaning After suction cleaning cucle is complete reopen inlet water and flush machine to drain for twentu minutes After permeate qualitu is verified as good return machine to normal opera tion mode Changing Out Membrane Elements CAUTION Replacement membrane elements are shipped from the factoru in a STEPS
12. eet Technote 106 during each operat ing shift A Start Up Data Sheet Technote 105 should have been completed at start up containing pertinent facts on the operation of your machine These two records are invaluable in diagnosing the performance of the equipment and must be kept for reference If you have questions concerning the operation of your machine or the method of data recording contact the manufacturer Three preventative maintenance procedures which must be done on a regular basis are as follows I Change the pre filter cartridges as needed Pressure drop across the pre fil ters should not exceed 8 psi 0 6 bar 2 Clean the RO membrane elements with approved cleaners at least quarterly depending on feed water quality 3 Flush the RO machine daily 2 17 1 Daily Flushing for the Economy Model If your E4 Series machine is an ECN Model it needs to be manually flushed daily The DLX E4 Series machine is equipped with an Autoflush Timer Section 2 15 Autoflush Timer A daily manual flush must be performed To flush the machine 1 With the machine running open the concentrate valve 1 2 3 4 turn NOTE During flushing procedure the machine must be running 2 Allow the machine to operate with the concentrate valve open Step 1 for 10 15 minutes After 10 15 minutes return the concentrate valve to its previous set ting and return to normal operation CAUTION When opening the concentrate valve never
13. elpful to write out the program schedules before programming the time Example Press Prog key only once Display shows Program 1 ON at 7 00AM Monday thru Saturday Program 2 OFF at 5 00PM Monday thru Friday Press 2 key twice OFF symbol C appears h key to 0SPM key once to 00 Day key two times 1 2 3 4 5 is displayed Prog key to enter Program 3 OFF at 7 00PM Saturday OFF symbol C appears to 07PM to 00 9 times until only 6 is displayed Press Press m Press Press 4 i TLL ni i O 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 Hour and minute can be changed with the h and m Keys 2 15 6 Deleting a Program To delete one or a few programs Press the Prog Key until the desired pro gram is displayed I Press the m Key to 59 and press once again to blank out 2 Press h Key to 11 P M and press once again to blank out 3 Press the Clock Key 60 display will flash for several seconds and then enter the Run Mode 4 Using the Reset Key will delete ALL programs the time of day and day of the week 13 2 15 7 Troubleshooting the Autoflush Timer PROBLEM SOLUTION PROBLEM SOLUTION PROBLEM SOLUTION Days are flashing pressing any Key does nothing except Hand Key turns output ON and OFF Time of Day and Da
14. erloaded heater Turn the switch OFF Rest the tripped heater s Check the motor amp draw and the line voltage Timing relay defective burned Replace the relay out 26 For more information call 952 933 2277 or 800 848 1750 in the U S or visit www gewater com GE Infrastructure Water amp Process Technologies North American Sales 5951 Clearwater Drive Minnetonka MN 55343 8995 USA 952 933 2277 Phone 952 933 0141 Fax Euro Africa Sales 230 rue Robert Schurman ZA des Uselles 77350 Le M e sur Seine FRANCE 33 164 10 2000 Phone 33 1 64 10 3747 Fax 2005 General Electric Company All rights reserved P N 1161875 Rev D Asia Pacific Sales 1044 8 SOI 44 2 Sukhumvit Road Parkanog Bangkok 10110 THAILAND 66 2 38 14213 Phone 66 2 39 18183 Fax
15. ess and hold the h Key and press the 1h Key once A M will appear in the display If display is in A M mode and military mode is desired press and hold the h Key press the 1h Key once Figure 2 2 Setting Up the Correct Time on the Autoflush Timer 11 STEPS T 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 While holding down the Clock Key press the h key to advance to the current minute NOTE Ifthe hand m keys are held down for longer than 2 seconds the numbers will advance rapidly If the days are flashing it indicates the day of the week was not set when setting the time The timer cannot be programmed unless the day of the week is entered Each year in the spring press the Button to advance the time one hour Daylight Savings Time In the fall press the button to set the timer back one hour Daylight Savings Time 2 15 3 Programming the Autoflush Timer Clock This timer will accept up to 20 programs Each program consists of the fol lowing 1 ON OFF Command 2 Time of Day hours and minutes 3 Single day or multiple days IMPORTANT The current time of day and day of the week must be set prior to programming the timer See Section 2 15 3 Setting Up the Autoflush Timer 12 2 15 4 Programming Twenty Four Hour or Seven Day Schedules NOTE Itis h
16. fouled membrane Flush and clean the membrane elements elements O ring seal broken or damaged Replace the O ring check the seal ing surfaces on the O ring groove interconnectors and end caps Replace the damaged parts Change in incoming water Open the concentrate valve and quality flush Test the water for pH hard ness TDS and iron content A water analysis should be sent to GE Infrastructure for review Inaccurate conductivity monitor Calibrate the monitor with a DS or fouled probe standard solution or check the readings with another conductivity meter Replace or clean the probe Check the connections between the probe and monitor 25 TROUBLESHOOTING GUIDE Switch ON unit not Pressurized storage switch or Check the permeate back pressure operating float switch has cut power to or position of float in the storage machine tank Fluid temperature higher than Allow the machine to cool check 100F 38C or thermal overload the feed water supply and or amp in motor draw to the motor No power to machine Check the fuses or circuit breakers measure the voltage Deluxe DLX electrical Motor and or pump not See the pump instructions Contact machine shutdown operating properlu GE Infrastructure for possible repair or replacement Alarm condition has turned Restart the machine by pushing the machine OFF alarm bypass Check all possible alarm conditions inlet pressure or motor starter overload Motor starter ov
17. h an eight foot electrical cord but customers must provide electrical plug Three Phase Electrical The three phase pump motor requires a 15 AMP dedicated circuit Always verify correct voltage and Amp rating by checking voltage tag on the starter box or by checking electrical specifications on the pump The motor is wired for 460 Volts 60 Hertz three phase voltage from the factory Figure 2 1 Three Phase Allen Bradley Motor Starter The pump motor can be rewired to 208 or 230 Volts If this is done a wiring change must be made internally in the pump motor and a higher amperage relay and starter may need to be installed All field wiring must comply with applicable local and national electrical codes After checking the voltage tag on the motor starter to ensure the available voltage and amperage are correct connect the provided three phase power to the motor starter Figure 2 1 This can be done by connecting the three phase power to the top of the starter relay terminals L1 L2 and L3 A separate fused disconnect for the motor wiring with proper protection for the Horsepower and Amp draw of the motor is recommended All field wiring must comply with applic able local and national electrical codes See Figure 2 1 for three phase Allen Bradley Starter Hook Up TO STARTER CONTROL 2 9 2 9 1 2 9 2 FROM POWER SOURCE THREE PHASE MOTOR THREE PHASE POWER Figure 2 1 Three Phase Allen Bradley Motor Starter
18. membrane elements elements Solenoid valve not opening Clean or replace the solenoid valve 22 TROUBLESHOOTING GUIDE Low Operating Pump rotating backwards Switch anu two of the three phase continued three phase power only leads to the motor starter Insufficient electrical power Check the fuses or circuit breaker measure the voltage Pump not operating correctly See pump instructions Low Permeate Flow Low operating pressure See possible causes for low Rate pressure Dirty or fouled membrane Flush and clean membrane elements elements Operating on cold water less Install a hot cold feed water tem than 55 F 13 C pering valve if more permeate flow is needed Operate with a feedwa ter temperature of 72 75 F 22 2520 Membrane elements installed Install membrane elements in the backwards or damaged direction of fluid flow Flush and concentrate seal clean the machine immediately Membrane elements with damaged concentrate seals should be cleaned and may be returned for repair Flow meter inaccurate Check the flow rate manually with a stop watch and calibrated container 23 TROUBLESHOOTING GUIDE PROBLEM POSSIBLE CAUSE SOLUTION Low concentrate flow Concentrate valve plugged rate normal or higher than normal pressure Remove the concentrate valve step and or disassemble the plumbing Clean the valve Concentrate outlet line Examine the concentrate line for restricted obstructions
19. moves anu air in the sustem Turn the ON OFF button on the machine to the OFF position Re energize the pump power and trigger the ON OFF button on the machine to check rotation of the pump motor Observing from the back of the pump motor pump rotation should be clockwise If rotation is wrong de energize the pump voltage from the source and switch any two of the three phase wires coming in on top of the three phase starter Re energize the pump volt age and re check to ensure correct rotation for the start up and operation of your machine WARNING IF THE RO PUMP IS STARTED WITH INCORRECT ROTATION i e BACKWARDS A NOTICEABLE DROP IN FLOWS AND PRESSURES WILL RESULT IF PUMP MOTOR OPERATES BACK WARDS FOR ANY LENGTH OF TIME PUMP DAMAGE MAY RESULT After correct rotation has been verified you are now ready to start the machine and set the flows and pressures With the recycle and concentrate orifices still two 2 turns open and ade quate feed water available start the machine by turning the ON OFF button to the ON position As the pump starts to build pressure begin to adjust the orifices in the follow ing manner start by slowly closing the concentrate orifice while slowly open ing the recycle valve Primary Pressure for Normal Operation at 77 F 25 C E4 Series 220 psi 15 2 bar at 77 F 25 C EZ4 E4LE Series 115 psi 7 9 bar at 77 F 25 C While you are doing these valve adjustments to obtain correct flows
20. n to an open drain The drain capacity needs to be large enough to properly drain the feed water flow of the RO The maximum concentrate back pressure is 60 psig 4 1 barg for the RO machine CAUTION Operation above 60 psig 4 1 barg concentrate back pressure may damage the machine Feed Water Requirements The following feed water requirements must be met before installing your new E4 machine to ensure quality permeate and extended membrane element life Refer to Table 2 2 E Series Feed Water Requirements for feed water information Table 2 2 E Series Feed Water Requirements Temperature Tupical 50 85 F 10 29 C Limits 33 104 F 0 16 40 C Inlet Pressure Minimum 30 psig 2 1 barg Maximum 60 psig 4 1 barg Chlorine 0 parts per million ppm continuous feed Operating pH Silt Density Less than or equal to 5 to minimize Index SDI membrane element fouling and extend cleaning intervals Refer to ASTM standard D4189 American Standard for Testing Materials Transporting Pure Water Permeate to Point of Use The pure water or permeate 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 poluvinul chloride PVC material for the inlet permeate and concen trate piping sizes Refer to Connections Table 2 1 for inlet permeate and concen trate piping sizes WARNING MACHINE DAMAGE M
21. nd cap Reinstall the end caps by using non petroleum based lubricant to lubricate the O ring inside the end cap Reinstall the end cap on the membrane ele ment by first aligning the stinger into the hole in the end cap and then turn the end cap slowly clockwise as you push it down into the membrane ele ment housing 20 5 Reattach the housing clamp and tighten 6 Next reconnect the permeate and concentrate lines The machine is ready for start up 21 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 Center Have the following information available when calling the Customer Support Center Machine installation date Model number Serial number Weekly log sheets Cal Ee EN INS ES Detailed description of problem TROUBLESHOOTING GUIDE PROBLEM POSSIBLE CAUSE SOLUTION Low Operating Insufficient feed water pressure Open the feed pressure open the Pressure or flow feed water valve check for restrictions Clogged pre filter Replace the cartridge High flow rates Close the concentrate valve check the permeate and concentrate flow rates and adjust if necessary Excessive permeate flow may indi cate a damaged O ring Dirty or fouled membrane Flush and clean the
22. or kinks repair or replace the tubing Flow meter inaccurate Check the flow rate manuallu with a stop watch and calibrated container High operating pressure Dirtu concentrate valve Disassemble and clean the plumbing to the valve Recucle or concentrate valve Disassemble the plumbing to the plugged recucle valve and remove foreign particles Check the concentrate valve stem Inaccurate pressure gauge Replace or calibrate the gauge as required Restricted or reduced See possible causes for low permeate flow rate permeate rate Excessive pressure drop Restricted flow after over 50 psig 3 0 barg pump outlet high primary pressure low final pressure Check for blockage of the concen trate flow at the inlets and outlets of the membrane element housings 24 TROUBLESHOOTING GUIDE Excessive pressure drop over 50 psig 3 0 barg high primary pressure low final pressure continued Water flowing when machine is turned OFF Declining rejection high permeate conductivity Telescoped membrane element Flush and clean the membrane covering membrane element elements housing outlet port Severely fouled or dirty Flush the machine then clean it with membrane elements detergent Inlet solenoid valve not closing Clean or replace the valve Clean or seating properly the membrane elements with deter gent immediately Water must not pass through the inlet when the machine is OFF Dirty or
23. plastic bag with a small amount of bactericide solution to prevent bio logical growth When installing the membrane elements alwaus pro vide adequate ventilation and wear gloves while handling the mem brane elements as recommended The membrane elements must be kept moist at all times in to prevent possible damage to the mem brane element material Remove the top end caps and clamps from the membrane element housings Lubricate all O rings and brine seals and the PVC membrane element stems stingers with a non petroleum based lubricate i e glucerin or polu water Load the down flow membrane elements first bu inserting the membrane element into the membrane element housing with the brine seal end of the membrane element up Slowly turn the membrane element as you lower it into the membrane element housing As you reach the bottom of the hous ing slowly guide the PVC stem or stinger on the end of the membrane element into the head of the end cap As the membrane element slides into the hous ing the brine seal will be on the top Next load the up flow membrane elements by lubricating all brine seals O rings and the membrane element stingers With the up flow membrane ele ment and the brine seal will be on the bottom of the membrane element Turn the membrane element slowly as you lower it down into the housing As with the down flow membrane element one must slowly guide the PVC stinger on the end of the membrane element into the e
24. to Clean with a CIP Pump Suction Cleaning LIST OF FIGURES Description Three Phase Allen Bradley Motor Starter a Setting Up the Correct Time on the Autoflush Timer Programming the Timer Conductivity Probe Display Clean In Place Pump and Tank Hook Up LIST OF TABLES Description Connections E Series Feed Water Requirements Pressure Correction Factors 16 16 16 17 17 17 17 19 20 22 11 13 15 18 2 0 2 2 INSTALLATION 2 1 Mounting the Unit When installing your new GE Infrastructure Water amp 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 change outs If the mem brane element housings are to be removed to change out the membrane elements at least 6 inches 15 2 cm is required at the end of each membrane element housing and 24 inches 61 cm behind the machine Plumbing The feed water source must be able to provide water quantity and pressures to main tain an operating feed water pressure of 30 60 psig 2 1 4 1 barg If the feed water pressure with the machine is in excess of 60 psig 4 1 barg or fluctuates by more than 5 psig 0 34 barg a pressure regulator should be installed up stream of the machine Inlet If proper water pressure cannot be maintained to the RO a booster pump may need to be installe
25. y of Week have not been set See Section 2 15 3 Setting Up the Autoflush Timer Clock Time of day was set while holding the Clock Key down but days are still flashing Current day of week was not set while holding down the Clock Key See Setting Up the Autoflush Timer Clock Section 2 15 2 It is 10 A M and a ON program for 8 A M was entered but the output is not ON The ON or OFF was not entered as part of the program ON or OFF must be selected 14 2 16 Calibrating the Conductivitu Probe STEPS I NOTE Make sure the calibration meter is in Measure Mode with the MEAS LED light ON Immerse the Conductivity Probe in a 13 00 microSiemens mS prepared solu tion Immerse and agitate Conductivity Probe and wait for the reading to stabilize Calibrate the meter by adjusting the CAL adjustment screw until the Liquid Crystal Display LCD display reads 13 mS of the solution The meter is now calibrated The alarm function on the conductivity meter is not used on E4 EZ4 E4LE Series machines L FUNCTIONAL DESCRIPTION HI 983322 EC CONTROLLER uS displays the set value ON when LCD displays the measured value Figure 2 4 Conductivity Probe Display 15 2 17 Operation and Maintenance The operation and maintenance of an E Series RO machine requires regular data recording and routine preventative maintenance It cannot be emphasized enough the importance of filling out the Dailu Log Sh
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