MEGA-PURE ® One Liter Water Still
Contents
1. 6 e EE 7 Installation and Service Requirements 8 LOCATION OP UNI sis P 8 Service Hequirements iuc ir tete eser tae ERR Rn ed Ea due 8 ug e 9 Water Supply Requirement 2 2 ee ter aee i aa Co Lo dE REY eel deeded 9 BICI EE 10 ASSOMMDIY A 10 Feedwater 11 Tap Water Boiler Feed red tri E eddies RENE SERI 11 Pretreated Boller Feed e 12 Demineralizer Treated Boiler Feed iie cime center ett uo nora e eR en bns 13 In House Treated Boiler Feed 14 Still Qutput Connections Hc 16 Storage Bottle 16 Automatic Collection System Installation sirsiran 17 KD SAU OM ET 18 High Temp rature Cut off Switch i iicet antes de2. By Barnsteadlnternational Apogent MEGA PURE One Liter Water Still OPERATION MANUAL AND PARTS LIST SERIES 798 Model Number Voltage A440266 120V Without Bottle A440267 120V With Bottle A798 1 240V Without Bottle A7982 240V With Bottle LT798X1 7 31 02 Important Information This manual contains important operating and safety information You must carefully read and understand the contents of this manual prior to the use of this equipment Water purification technology employes one or more of the following chemicals electrical devices mercury vapor lamps steam and heated vessels Care should be taken when installing operating or servicing Barnstead products The specific safety notes pertinent to this Barnstead product are listed on page 4 Condenser Vent Tube B D ot Valve a Constant Level Chamber E ipf ma CHE Tap Water 23 1 8 In Put Vinyl Tubing Optional a Storage Bottle Vav qi Barbed l Plastic Tee TEA Vinyl Drain 4 Tubing Solenoid Valve Power Cord and Plug Power Cord amp Plug Figure 1 MEGA PURE One Liter Still 2 Table of Contents Me EN 2 Segen cH 3 Safety Information Mm 4 Alert BOX6S 4 MEI 4 e
3. plying water to operate your MEGA PURE One Liter Water Still OPTION 1 A single untreated cold water supply The supply must be capable of providing a minimum of 4 gallons 15 liters per hour at a pressure of 20 100 psi and be located within 4 feet 1 2 meters of the MEGA PURE One Liter Water Still You must provide a shut off valve and reducer as shown in Figure 4 Note The double solenoid valve kit is not needed if you are using a MEGA PURE D1 or D2 deionizer for pretreatment INSTALLATION AND SERVICE REQUIREMENTS With Option 1 approximately 4 gallons of untreated water will be used per hour in the cooling section of the still 1 gal lon of this water will be used as boiler feed Water connec tions are discussed on pages 13 14 OPTION 2 An untreated cold water supply plus a source of RO dem ineralized or previously distilled water The untreated supply must be capable of providing a minimum of 4 gallons 15 liters per hour at a pressure of 20 100 psi and be located aroung Line Line within 4 feet 1 2 meters of the water still The treated supply lo within 4 feet of the shut off valve and reducer a In addition you will requir noidwatve kit Catalog No RY798X2A 120V or 440236 Figure 2 240 Volt Receptacle the Line Grounc Line 515 S Load Br
4. 3 8 I D adapter to the free end of this length of 1 4 O D tubing Connect the 5 16 I D tubing from the condenser to this adapter Locate boiler fill tube L Connect 7 16 I D vinyl tubing from demineralizer output to end of boiler fill tube Route as shown and install clip S to sup port the tubing 13 FEEDWATER CONNECTIONS 6 Route 3 8 1 0 vinyl drain tubing to atmospherical ly vented drain 7 Plug solenoid valve power cord not shown into receptacle in control box H 8 Plug still adapter kit cable into right side of dem ineralizer and receptacle in control box H 9 Go to the Still Output Connections section on page 19 to complete the setup of your still In House Treated Boiler Feed See Figure 9 Must have optional double solenoid valves Catalog No 440236 240V RY798X2A 120V 1 Install customer supplied shutoff valves onto your tap water source and your in house treated water source Thread the solenoid valves onto your cus tomer supplied shutoffs with the sides marked in toward the shutoffs 2 Install the supplied 5 16 fitting to the out side of the solenoid valve on your tap water source Connect the 5 16 I D tubing from the condenser to this fitting Tap Water Previously Distilled Or D I Water Double G 3 8 1 0 Vinyl Tubing Solenoid Valves 3 8 1 0 Vinyl Tubing Drain 3 8 1 0 Vinyl Tubing Figure 9 In house Treated Feed 14 FEE
5. down 1 inch and turn unit on for a few min utes until residue disappears Do not boil Turn the still off 7 Carefully drain the unit remove clamp from over flow tube and refill with fresh water Drain boiler refill with fresh water and operate for 30 minutes Reconnect tubing from collection vessel to con denser B Troubleshooting General MAINTENANCE AND SERVICING Problem Causes Solution Rough Boiling Scale Build up Heater Failure Heater failure due to scale build up or alkali attack will not be replaced under warranty The most common leak is one occurring in the vinyl drain tubing Hot water causes softening and pulling loose at the Rough boiling is the result of alkali attack to the matte finish on the heaters The most common cause is using water pretreated with NaCI regenerated water softeners A brownish white scale in the boiler indicates that the boiler requires cleaning Short life on Vycor immersion heaters can usually be attributed to use of water pretreated with NaCl regenerated water softeners or excessive scale buildup Softened water used as a boiler feed causes a concentration of sodium ions and alkaline attack of the Vycor glass Rough boiling will be the first indication of alkaline attack At failure the heaters will usually pinhole and water entering will short out the element Scale build up will occur when boiler feed is not being deionized
6. of chemical containers and Material Safety Data Sheets M S D S Caution Hot Surface Avoid Contact Glass por tions of still become hot when still is operating To avoid burns do not touch hot glass Refer servicing to qualified personnel C To ensure safe mounting 1 Wall composition and construction as well as fas tener type must be considered when mounting this unit The mounting surface and fasteners selected must be capable of supporting a minimum of 60 Ibs inadequate support and or fasteners may result in damage to mounting surface and or equipment If you are unsure of mounting surface composition condition and construction or correct fasteners consult your building maintenance group or contractor Introduction N Warning Use a properly grounded electrical outlet of correct voltage and current handling capacity Ensure that the equipment is connected to electrical service according to local and national standards Failure to prop erly connect may create a fire or shock hazard Do not mount the MEGA PURE One Liter Water Still directly over equipment that requires electrical service Routine maintenance of this unit may involve water spillage and subsequent electrical shock hazard if improperly located Do not connect unit to electrical service until instructed to do so Note Operation of the still at a voltage less than the stated voltage will cause a drop in still output Y
7. ARRANTY EXPRESSED OR IMPLIED WITH RESPECT TO THE PRODUCTS AND EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES INCLUDING BUT NOT LIMITED TO WARRANTIES OF DESIGN MERCHANT ABILITY AND FITNESS FORA PARTICULAR PURPOSE An authorized representative of BARNSTEAD must perform all warranty inspections In the event of a defect covered by BARNSTEAD s warranty BARNSTEAD shall as its sole obligation and exclusive remedy provide free replacement parts to remedy the defective product In addition for products sold by BARNSTEAD within the con tinental United States or Canada BARNSTEAD shall provide provide free labor to repair the products with the replacement parts but only for a period of ninety 90 days from the Commencement Date BARNSTEAD s warranty provided hereunder shall be null and void and without further force or effect if there is any i repair made to the product by a party other than BARNSTEAD or its duly authorized service representa tive ii misuse including use inconsistent with written operating instructions for the product mishandling conta mination overheating modification or alteration of the product by any customer or third party or iii use of replacement parts that are obtained from a party who is not an authorized dealer of BARNSTEAD Heating elements because of their susceptibility to overheating and contamination must be returned to the BARNSTEAD factory and if upon inspection it is concluded that failure is due to
8. Control Box 120V Electrical Control Box 240V Distillate Outlet Tube Tubing Bottle Water Operate Off Switches Vycor Immersion Heater 120V 1000W Vycor Immersion Heater 240V 1000W Distillate Outlet Tube ACS Electrical Control Box PC Board Solenoid Valve 120V Solenoid Valve 240V Fuse Buss Type ABC 12A 250V Hi Temperature Cutoff Switch 6 Liter Polyethylene Bottle 9 Liter Pyrex Brand Bottle Flowmeter Kit Dual Solenoid Valve 120V Dual Solenoid Valve 240V Connector within electrical box RY798X1A Solenoid Valve supplied with still CE798X1A 19 is shown in Figure 5 Part Number TU674X6 416104 401203 401398 TU674X7 401397 401202 401215 401398 401216 401201 TU674X3 927917 TU674X2 927326 TU674X1 CN798X1A CN798X2A TU798X2 SW745X1A 740880 EL798X1B TU798X1 PC798X1A RY798X1A 440093 410148 SWX150 413964 410535 440092 RY798X2A 440236 CE798X1A 25 Exploded View 26 DIAGRAM COMPONENT LIST CONTROL PILOT LIGHT POWER GREEN PILOT LIGHT CYCLE AMBER FUSE FUSE SOLENOID RECEPTACLE HEATER RECEPTACLE ACCESSORY JACKS SWITCH WATER SWITCH OPERATE SWITCH OFF SWITCH L W C O THERMAL SOLENOID VALVE ASS Y HEATER ASSEMBLY RELAY AUTO COLLECTION SYS D1 SINGLE CART DEIONIZER D2 DUAL CART DEIONIZER DUAL SOLENOID VALVE ASS Y WATER S1 AC3 OPTIONAL F2 Wiring D WATER J4 J5 DEMN Jm lagram AC2
9. DWATER CONNECTIONS Connect the 3 8 fitting and 3 8 1 0 vinyl tubing from the double solenoid valve kit to the out side of the solenoid valve on your treated water supply Locate the boiler fill tube L Connect 3 8 I D from treated water supply solenoid to the end of the boiler fill tube Route as shown and install clip S to support the tubing Route the 3 8 1 0 vinyl drain tubing to an atmos pherically vented drain Plug the solenoid valve power cord not shown into the receptacle in control box H See Figure 5 Go to the Still Output Connections section on page 19 to complete the setup of your still 15 Still Output Connections The storage bottles do not automati cally control the still 1 2 1 0 Vinyl Tubing b Plastic Tee Figure 10 Storage Bottle Installation 16 If you are using one of the optional Storage Bottles go to the Storage Bottle Installation section If you are connecting your still to an Automatic Collection System go to the Automatic Collection System Installation section Storage Bottle Installation To install the optional 6 or 9 liter storage bottle inside the one liter still cabinet first locate the following parts in the storage bottle parts box Product delivery tube F Teflon Connector E 20 length of 1 2 vinyl tubing Plastic tee 1 2 X 1 2 X 1 2 1 Place storage bottle with product delivery tube F installed in
10. OPTIONAL AC1 OPTIONAL i Ordering Procedures Please refer to the Specification Plate for the complete model number serial number and series number when requesting service replacement parts or in any correspondence concerning this unit All parts listed herein may be ordered from the Barnstead International dealer from whom you purchased this unit or can be obtained promptly from the factory When service or replace ment parts are needed we ask that you check first with your dealer If the dealer cannot handle your request then contact our Customer Service Department at 563 556 2241 or 800 553 0039 Prior to returning any materials to Barnstead International please contact our Customer Service Department for a Return Goods Authorization number RGA Material returned without a RGA number will be refused Teflon is a registered trademark of the DuPont Company PYREX is a registered trademark of Corning Inc MEGA PURE is a registered trademark of Barnstead International 28 29 30 31 One Year Limited Warranty Barnstead International BARNSTEAD warrants that if a product manufactured by Barnstead shall be free of defects in materials and workmanship for one 1 year from the first to occur of i the date the product is sold by BARNSTEAD or ii the date the product is purchased by the original retail customer the Commencement Date Except as expressly stated above BARNSTEAD MAKES NO OTHER W
11. e rated voltage At lower voltages output will drop accordingly Also see Steam at Condenser Vent as excess steam at this point will reduce output 22 OPERATION Electrical Before troubleshooting can begin the problem component must be determined That is accomplished as follows 1 Disconnect the demineralizer and ACS jacks from the still control box and attempt to run the still If still fails see Still Troubleshooting If still runs go to step 2 2 Connect the demineralizer input jack back up to the still control box and attempt to run the still If still fails to run see Demineralizer Troubleshooting in the Demineralizer Manual If still runs see Automatic Collection System Troubleshooting Still Troubleshooting Heaters and water will not stay Hi temp cut off switch open Remove control box and replace switch n Heater not boiling heater light Heater element burnt out Check heater 13 90 for 120V on or 55 9Q for 240V and replace Heater not working Heater element burnt out Replace heater Water will not come on but Solenoid valve not working Check plug for connection light works Replace solenoid valve No lights in switches ACS full still off This is normal operation when the still is used to feed an ACS When water level in the ACS dropps still will reactivate and lights will come back on automatically Indicator lights burnt out Replace switches switches will operat
12. e without lights Fuse s blown Heater shorted Check heater 13 9Q for 120V or 55 9Q for 240V and replace High voltage Check input voltage against heater rating Correct Unit off but water still flowing Solenoid valve installed Solenoid labeled in on input backwards side Check Solenoid valve stuck open Replace solenoid valve 23 MAINTENANCE AND SERVICING N Warning Replace fuses with those of the same type and rating Automatic Collection System Troubleshooting Problem Will not turn still on or off as it Float stuck Remove level control cover should and free up Switch not working Replace switch Input jack not plugged in Check and reconnect Jack board defective Replace jack board 24 Parts List All replacement parts must be ordered through your laboratory dealer Parts arranged by Exploded View key number Exploded View Key Number Figure 1 Item Key L Not Shown Not Shown Not Shown Not Shown Not Shown Optional Accessories 18 18 19 Description Steam Vent Tubing Boiler Condenser Spring set of 4 Condenser Teflon Connector 3 8 1 0 Inlet Tubing Teflon Connector 1 5 32 1 0 Steam Trap Boiler Fill Tube Cond to Conn Teflon Connector 3 8 1 0 Boiler Fill Tube Conn to Boiler Boiler Constant Level Overflow Tubing Boiler Drain Tubing Clamp Boiler Drain Tubing Drain Drain Tubing Electrical
13. factors other than excessive high temperature or contamination BARNSTEAD will provide warranty replacement As a condition to the return of any product or any constituent part thereof to BARNSTEAD s factory it shall be sent prepaid and a prior writ ten authorization from BARNSTEAD assigning a Return Goods Number to the product or part shall be obtained IN NO EVENT SHALL BARNSTEAD BE LIABLE TO ANY PARTY FOR ANY DIRECT INDIRECT SPECIAL INCI DENTAL OR CONSEQUENTIAL DAMAGES OR FOR ANY DAMAGES RESULTING FROM LOSS OF USE OR PROFITS ANTICIPATED OR OTHERWISE ARISING OUT OF OR IN CONNECTION WITH THE SALE USE OR PERFORMANCE OF ANY PRODUCTS WHETHER SUCH CLAIM IS BASED ON CONTRACT TORT INCLUDING NEGLIGENCE ANY THEORY OF STRICT LIABILITY OR REGULATORY ACTION The name of the authorized Barnstead International dealer nearest you may be obtained by calling 1 800 446 6060 563 556 2241 or writing to Bx Barnsteadinternational 0 Your Lab Starts Here 2555 Kerper Boulevard P O Box 797 Dubuque lowa 52001 0797 Phone 563 556 2241 or 800 553 0039 Fax 563 589 0516 E mail mkt barnstead com www barnstead com REGISTERED
14. his water still check all operating and assembly steps to be sure the still was assembled and is being operated correctly If the difficul ty still exists consult the Troubleshooting section of this man ual Note If you are feeding an ACS with your still note that when the ACS is full it will signal the still to shut down During this shut down the heater and the water supply will both shut off and the front panel lights on the still will be extinguished This normal operation can mimic the effects of an overheating boiler but does not represent any problem with the still OPERATION High Temperature Cut off Switch Your MEGA PURE One Liter Water Still is protected against overheating by a thermal switch located in the control box at the right hand side of the boiler Should the boiler overheat the switch will open causing the heater and water supply to shut off When the boiler cools 5 15 minutes the switch will reset automatically but the still will have to be restarted by the operator When unit has cooled press the WATER switch and then the OPERATE switch to restore normal operation Check boiler occasionally for proper water level 19 Maintenance and Servicing N 20 Warning Disconnect from the power supply before servicing Wear eye and hand protection when using acid for cleaning as acid spat tering may occur Ensure all piping connections are tight to avoid leakage of chemical
15. ignite such materials Use this device with water feed only Failure to comply with the above could result in explosion and person al injury Caution Hot Surface Avoid Contact Glass portions of still become hot when still is operating To avoid burns do not touch hot glass Plug electrical power cord into appropriate receptacle Refer to Figure 1 page 2 for referenced locations 1 2 Close drain clamp G on bottom of boiler I Open valve at tap water source and treated water source if so installed Switch on the main power breaker on control at customer power source Push Water switch on control box Green indicator will light and solenoid will open Allow boiler to fill Push OPERATE switch Indicator will light and heaters will come on Allow the still to operate for 15 20 minutes For maximum volume of distillate increase the flow of cooling water to the point where only a slight wisp of steam is visible at the condenser vent A If you are using a separate source of pretreated water for your boiler feed adjust the boiler feed flow so that a constant overflow from the boiler is maintained Your MEGA PURE One Liter Water Still should now be operational Run the still for 4 5 hours to cleanse itself before collecting water for use To shut your water still off push the OFF switch This will shut the water supply and the heaters off If any difficulties are encountered in operating t
16. ion Cautions alert you to a possibility of damage to the equipment 3 Notes alert you to pertinent facts and conditions Ensure that the equipment is connected to electri cal service according to local and national stan dards Failure to properly connect may create a fire or shock hazard Do not mount the MEGA PURE One Liter Water Still directly over equipment that requires electrical service Routine maintenance of this unit may involve water spillage and subsequent electrical shock hazard if improperly located Replace fuses with those of the same type and rat ing Disconnect from power supply before servicing Do not connect unit to electrical service until instructed to do so To avoid personal injury 1 Do not use in the presence of flammable or com bustible materials fire or explosion may result This device contains components which may ignite such materials Wear eye and hand protection when using acid for cleaning as acid spattering may occur Use this device with water feed only Failure to comply with the above could result in explosion and personal injury Ensure all piping connections are tight to avoid leakage of chemicals 9 SAFETY INFORMATION Always depressurize chemical lines before disas sembly To avoid exposure to chemical fumes ensure ade quate ventilation when using chemicals for clean ing Follow carefully the manufacturers safety instruc tions on labels
17. isely Tap Water Boiler Feed See Figure 6 1 Install a customer supplied shutoff valve onto your tap water source Thread the solenoid valve onto your customer supplied shutoff with the side marked in toward the shutoff 2 Install the supplied fitting to the out side of the solenoid valve Connect the 5 16 1 0 tubing from the condenser to this fitting 3 Route 3 8 1 0 vinyl drain tubing to an atmospheri cally vented drain Tap Water Shut Off 3 8 I D Tubing V To Drain 3 8 1 0 Vinyl Tubing Figure 6 Tap Water Feed Only 11 FEEDWATER CONNECTIONS 4 Plug the solenoid valve power cord not shown into the receptacle on the bottom of the control box H See Figure 5 5 Go to the Still Output Connections section to com plete your still s setup Pretreated Boiler Feed When a supply of distilled deionized or reverse osmosis water is to be used as boiler feed first revise the still connec tions as follows 1 Remove boiler fill tube O from still and set aside 2 Locate the 3 8 1 0 x 44 long vinyl tubing and one barbed tee 3 8 I D x 3 8 I D x 3 8 1 0 in the parts box 3 Install one end of the vinyl tubing to the cooling water outlet located on the top right of the con denser B where boiler fill tube O was attached Route the other end through the cabinet and down the back as shown in Figure 7 4 Cut the 3 8 1 0 vinyl drain tubing and install the barbed tee Connect
18. o properly connect may cre ate a fire or shock hazard Do not connect unit to electrical ser vice until instructed to do so Location of Unit Choice of location for the MEGA PURE One Liter Water Still is primarily a matter of convenience as long as the service requirements listed on the next page are met A still may be bench or wall mounted Allow 4 6 clearance at the sides and top for circulation of ambient air to prevent buildup of heat in the cabi net B Unit Dimensions 18 wide x 10 deep x 34 high C Wall Mounting The still is supplied with slotted mounting holes located 16 on center in the rear of the cabinet and 22 Tig from the bottom The weight of the unit with a full storage bottle is 45 60 Ibs Service Requirements Power Your water still is supplied with a power cord 5 feet long and plug The plug on the 120V unit requires a standard North American 120V 15A 3 prong receptacle The plug on the 240V unit requires a standard European 240 volt receptacle See Figure 2 If you do not have the required receptacle available within 5 feet of your still a certified electrician should install one in accordance with local and national stan dards As an alternate method of power supply for a 240 volt unit your electrician may remove the supplied plug and wire the cord to a 15A 250V breaker box See Figure 3 Water Supply Requirements Barnstead recommends one of the following options for sup
19. or9 immersion heater M and check the voltage rating on the top cap It should agree with the voltage of your power supply If it does not contact your dealer and order the correct heater Solenoid Power Heater Power i Receptacle 6 Insert the immersion heater into the top opening of Receptacle uin boiler I as shown in Figure 1 7 Thread the heater plug and cord through the large hole above the boiler I then back through the hole below the control box H Plug heater plug into the receptacle on the bottom of the control box The plug is twist lock type and requires 1 4 clockwise turn to lock in place MEGA PURE Deionizer Control ACS Control Receptacle Receptacle Figure 5 Control Bottom Connections 10 Feedwater Connections This still always uses tap water for cooling the steam in the c condenser However you have the option of feeding your Note boiler with higher purity pretreated water thereby reducing the need to drain and clean your boiler If you will be using tap water as your boiler feedwater pro ceed to the Tap Water Boiler Feed section If you will be using a supply of distilled deionized or reverse osmosis water as your boiler feed proceed to the Pretreated Boiler Feed section Barnstead strongly recommends that you install the optional flowmeter Catalog Number 440092 into your feedwater line s This will allow you to control the flow of water to your still easily and prec
20. our Barnstead MEGA PURE One Liter Water Still is a com pact all glass unit with connectors designed to pro vide 1 4 liter per hour of high purity distilled water The prod uct water is non pyrogenic per USP XIX Resistivity will be greater than 1 0 megohm cm at the condenser outlet using most tap water as feed This water still can be used as a dis crete unit or with customer supplied pretreated water It can also be connected to the Barnstead Automatic Collection System for completely automatic operation Your MEGA PURE One Liter Water Still allows you to replace tap water boiler feed with demineralized distilled or R O water for low maintenance operation and high purity dis tillate Distilled water storage can be easily handled in the optional 6 liter polyethylene or 9 liter Pyrex brand storage bottle Either fits conveniently inside the water still cabinet and dispenses distilled water through a valve which is acces sible at the front of the still Choice of a location for your MEGA PURE One Liter Water Still is primarily a matter of convenience This unit may be located on a bench or wall mounted Your MEGA PURE One Liter Water Still is rated at either 120 volts 50 60 Hz 1000 watts single phase or 240 volts 50 60 Hz 1000 watts single phase This unit requires approximately 11 to 15 liters per hour of cooling water The cabinet and glassware are protected against damage from overheating by a thermal switch Un
21. own Wire Green Wire gt 2 approximately 4 for cooli ically vented allow fo water still Yo on 3 75 liters per hour u must pro t each water supply see ng r gravity flow Ba plies a 5 foot length of 1 2 1 0 L Additional tubing may be purchased from your laboratory Figure 3 15A 250V Breaker Box dealer Water moos Supply PAPE KIA Tm Reducer I 2 3 dE E DAD with 8N P Fige 4 ht fVahe gallons of untreated The second treate ll be used as boiler feed discussed on pages 14 18 drain located i supe vinyl tubing for th in the optional double sole I 5 SO ower tha Initial Assembly Tools required for assembly 7 16 open end wrench diagonal cutting pliers common screwdriver 1 Unwrap the condenser and thoroughly flush all of the salt out 2 Reattach the condenser to the still and then attach the two Teflon connectors D and P to the condenser B as shown in Figure 1 3 Check orientation of trap N If it is not level or tilt ed back toward the boiler as shown in Figure 1 move the condenser B up in its bracket This will tilt trap as shown in Figure 1 4 Remove the packing material and rotate tube L into the constant level chamber of boiler I as shown in Figure 1 5 Unpack the Vyc
22. packing Tools required Diagonal cutting pliers 1 Remove parts box and still from shipping carton and place on workbench Check glassware inside the main cabinet for damage Check parts in the accessory box for damage Identify any broken or damaged parts and report them to your dealer immediately Refer to Figure 1 page 2 for the following step 3 Using diagonal cutting pliers cut and remove the five 5 plastic shipping ties The shipping tie locations are Two 2 on the condenser two 2 on the boiler I and one 1 on the trap Installation and Service Requirements N Warning Do not mount the MEGA PURE One Liter Water Still directly over equip ment that requires electrical service Routine maintenance of this unit may involve water spillage and sub sequent electrical shock hazard if improperly located Wall composition and construction as well as fastener type must be considered when mounting this unit The mounting surface and fasteners selected must be capa ble of supporting a minimum of 60 Ibs inadequate support and or fasteners may result in damage to mounting surface and or equipment If you are unsure of mounting surface com position condition and construc tion or correct fasteners consult your building maintenance group or contractor N Warning Ensure that the equipment is con nected to electrical service accord ing to local and national standards Failure t
23. plastic barbed connectors Runs of vinyl tubing should be supported to reduce the pull on the plastic connectors Small clamps may be used to firmly hold the vinyl tubing Remove heater and lightly roughen surface with 150 grit sandpaper Clean boiler per cleaning instructions Scale should not be allowed to accumulate as heaters may be damaged If softened water must be used heater life can be prolonged somewhat by draining boiler every day When using the still without a deionizer scale build up must be removed after every 15 20 hours of operation see Cleaning Instructions Failure to do so will cause heaters to build up heat internally and fail or cause glass envelope failure 21 MAINTENANCE AND SERVICING General con t Steam at Condenser Vent A slight wisp of steam exiting If there is an excessive amount at the condenser vent is of steam leaving the normal Gases in the steam are condenser vent increase the also being removed cooling water flow rate No Steam at Condenser Vent If no steam is visible decrease cooling water flow rate Water Pressure Variations Pressure fluctuations in your Have a plumber install a tap water line will cause erratic pressure regulator in your tap flow in cooling water and may water line and regulate to 20 cause water level in boiler to 25 psi drop Output Less Than 1 Liter Hr Heaters will produce in excess of 1 L hr of distilled water when run at th
24. re deeded cise 19 Maintenance and 20 Cleaning M 20 TOUDISSHOOTIAG eec 21 General m H 21 aside EAD t 23 Still TrOUDIESHOOTING 23 Automatic Collection System Troubleshooting 24 Parts e 25 Parts arranged by Exploded View key 25 Exploded M 26 Wing e ER 27 Ordering ProCedures Hc edie 28 One Year Limited 32 Safety Information Your Barnstead MEGA PURE One Liter Water Still has been designed with function reliability and safety in mind It is your responsibility to install it in conformance with local electrical codes For safe operation please pay attention to the alert signals throughout the manual Alert Signals Warnings Use a properly grounded electrical outlet of correct To avoid electrical shock always 1 Warning Warnings alert you to a possibility of voltage and current handling capacity personal injury Caut
25. s Always depressurize chemical lines before disassembly To avoid lung injury or suffocation ensure adequate ventilation when using chemicals for cleaning Follow carefully the manufacturers safety instructions on labels of chemical containers and Material Safety Data Sheets M S D S Refer servicing to qualified person nel Cleaning For top performance and efficiency the MEGA PURE One Liter Water Still should be kept clean and free of scale It is recommended that the boiler be drained and refilled with fresh water daily to flush the boiler of the concentration of contaminants from the previous day s run When using untreated boiler feed cleaning is recommend ed after every 15 20 hours of operation The unit should be cleaned with a hydrochloric acid solution This is done as fol lows 1 Push unit OFF switch 2 Disconnect output tubing at condenser B from collection vessel and temporarily place a beaker under condenser outlet 3 Drain boiler by opening clamp Close clamp G after boiler has completely drained Refill boil er 4 Use spare pinch clamp from the parts box to shut off overflow tube from constant level chamber K as close as possible to overflow stem 5 Carefully pour approximately 260 ml of 1096 hydrochloric acid solution into top of constant level chamber K 6 Wait approximately 10 minutes or until residue dis appears If additional cleaning is required drain boiler
26. side still cabinet below condenser B Connect product delivery tube to condenser with Teflon connector E 2 Locate plastic tee 1 2 x 1 2 X 1 2 and 20 length of 1 2 vinyl tubing in parts box Connect to bottle overflow tubulation and drain as shown in Figure 10 below STILL OuTPUT CONNECTIONS Automatic Collection System Installation Before connecting your MEGA PURE One Liter Water Still to the Barnstead Automatic Collection System move the still to its final location 1 Locate ACS tube and Teflon connector in the ACS parts box Locate distillate outlet tube TU798X1 in the still parts box Assemble to tub ing from collection system as shown in Figure 11 2 Plug input jack from ACS into ACS receptacle bottom of still control box H See Figure 5 HxWxD 34 x 18 x 10 38 x 16 1 4 x 16 1 4 25 1 2 x 16 3 4 x 7 1 2 22 7 8 To Atmospheric Drain Inlet Feedwater Tubing 55 5 Figure 11 Complete System Layout Not to scale 17 Operation N 18 Warning Use a properly grounded electrical outlet of correct voltage and current handling capacity Ensure that the equipment is con nected to electrical service accord ing to local and national standards Failure to properly connect may cre ate a fire or shock hazard Do not use in the presence of flam mable or combustible materials fire or explosion may result This device contains components which may
27. the 3 8 1 0 vinyl tubing from condenser to the barbed tee Push the vinyl tubing all the way onto the tee to assure a leak free seal 5 Route the drain tubing to an atmospherically vent ed drain If you will be using a MEGA PURE D1 or D2 demineralizer to provide pretreated boiler feed go to the Demineralizer Treated Boiler Feed section If you will be using an in house source of pretreated water for boiler feed go to the In House Treated Boiler Feed section Figure 7 Tubing Connections 12 FEEDWATER CONNECTIONS Demineralizer Treated Boiler Feed See Figure 8 Must have optional still adapter kit Catalog No 440376 1 2 3 If using the optional flowmeter 4 install it at this point instead of the adapter 5 1 4 O D Tubing 1 4 O D TUN Optional Flowmeter 7 3 8 1 0 Tubing Figure 8 Deionizer reed Install a customer supplied shutoff valve onto your tap water source Thread the solenoid valve onto your customer supplied shutoff with the side marked in toward the shutoff Install the fitting supplied with the still adapter kit into the out side of the solenoid valve Connect the 1 4 O D tubing from the demineralizer to this fitting Cut the 1 4 O D tubing from last step at a con venient point and install the tee from the still adapter kit Catalog No 440376 Connect a length of 1 4 O D tubing to the third arm of the tee Connect the 1 4 O D to
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