Barnstead Mega-Pure Series 798 Operation Manual And Parts List Download Page 1

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MEGA-PURE

One Liter Water Still

OPERATION MANUAL

AND PARTS LIST

SERIES 798

LT798X1 • 9/8/05

Model Number

Voltage

Description

A440266

120V

Without Bottle

A440267

120V

With Bottle

A7981

240V

Without Bottle

A7982

240V

With Bottle

Summary of Contents for Mega-Pure Series 798

Page 1: ...ne Liter Water Still OPERATION MANUAL AND PARTS LIST SERIES 798 LT798X1 9 8 05 Model Number Voltage Description A440266 120V Without Bottle A440267 120V With Bottle A7981 240V Without Bottle A7982 240V With Bottle ...

Page 2: ...the use of this equipment Water purification technology employees one or more of the following chemicals electrical devices mer cury 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 Figure 1 MEGA PURE One Liter Still ...

Page 3: ...ted Boiler Feed 12 Demineralizer Treated Boiler Feed 13 In House Treated Boiler Feed 14 Still Output Connections 16 Storage Bottle Installation 16 Automatic Collection System Installation 17 Operation 18 High Temperature Cut off Switch 19 Maintenance and Servicing 20 Cleaning 20 Troubleshooting 21 General 21 Electrical 23 Still Troubleshooting 23 Automatic Collection System Troubleshooting 24 Part...

Page 4: ...water spillage and subsequent electrical shock hazard if improperly located 4 Replace fuses with those of the same type and rat ing 5 Disconnect from power supply before servicing 6 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 compone...

Page 5: ...perating To avoid burns do not touch hot glass 9 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 lbs inadequate support and or fasteners may result in damage to mounting surface and or equ...

Page 6: ...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 approx imately 11 to 15 liters per hour of cooling water The cabinet and...

Page 7: ...ge 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 B two 2 on the boiler I and one 1 on the trap N Unpacking ...

Page 8: ...A 250V breaker box See Figure 3 Water Supply Requirements Barnstead recommends one of the following options for sup 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 ...

Page 9: ...valve and reducer at each water supply see Figure 4 In addition you will require the optional double sole noid valve kit Catalog No RY798X2A 120V or 440236 240V With Option 2 approximately 4 gallons of untreated water will be used each hour for cooling The second treated water supply of 1 gallon per hour will be used as boiler feed Water connections are discussed on pages 11 15 Drain An open or at...

Page 10: ...of boiler I as shown in Figure 1 5 Unpack the Vycor 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 6 Insert the immersion heater into the top opening of boiler I as shown in Figure 1 7 Thread the heater plug and cord through the large hole above the boiler I then ba...

Page 11: ...p 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 I D tubing from the condenser to this fitting 3 Route 3 8 I D vinyl drain tubing to an atmospheri cally v...

Page 12: ... 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 I D vinyl drain tubing and install the barbed tee Connect the 3 8 I D 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 ...

Page 13: ...g 3 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 4 Connect a length of 1 4 O D tubing to the third arm of the tee Connect the 1 4 O D to 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 5 Locate boiler fill tube L Connect 7 16 I D vinyl tub...

Page 14: ...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 v...

Page 15: ...m treated water supply solenoid to the end of the boiler fill tube Route as shown and install clip S to support the tubing 5 Route the 3 8 I D vinyl drain tubing to an atmos pherically vented drain 6 Plug the solenoid valve power cord not shown into the receptacle in control box H See Figure 5 7 Go to the Still Output Connections section on page 16 to complete the setup of your still FEEDWATER CON...

Page 16: ...the storage bottle parts box Product delivery tube F PTFE 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 inside still cabinet below condenser B Connect product delivery tube to condenser with PTFE 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 over...

Page 17: ...tem move the still to its final location 1 Locate ACS tube Q and PTFE connector E 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 on bottom of still control box H See Figure 5 Figure 11 Complete System Layout Not to scale ...

Page 18: ...till for 4 5 hours to cleanse itself before collecting water for use 8 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 this water still check all operating and assembly steps to be sure the still was assembled and is being operated correctly If the difficulty still exists consult the Troubleshooti...

Page 19: ... 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 OPERATION 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 f...

Page 20: ...proximately 260 ml of 10 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 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 boil...

Page 21: ...wed to accumulate as heaters may be damaged Heater Failure Heater failure due to scale build up or alkali attack will not be replaced under warranty Short life on Vycor immersion heaters can usually be attributed to use of water pretreated with NaCI regenerated water softeners or excessive scale buildup Softened water used as a boiler feed causes a concentration of sodium ions and alkaline attack ...

Page 22: ...ng water flow rate Water Pressure Variations Pressure fluctuations in your tap water line will cause erratic flow in cooling water and may cause water level in boiler to drop Have a plumber install a pressure regulator in your tap water line and regulate to 20 25 psi Output Less Than 1 Liter Hr Heaters will produce in excess of 1 L hr of distilled water when run at the rated voltage At lower volta...

Page 23: ...itch Heater not boiling heater light on Heater element burnt out Check heater 13 9 Ω for 120V or 55 9Ω for 240V and replace Heater not working Heater element burnt out Replace heater Water will not come on but light works Solenoid valve not working Check plug for connection Replace solenoid valve No lights in switches ACS full still off Indicator lights burnt out This is normal operation when the ...

Page 24: ...se Solution Will not turn still on or off as it should Float stuck Switch not working Input jack not plugged in Jack board defective Remove level control cover and free up Replace switch Check and reconnect Replace jack board Warning Replace fuses with those of the same type and rating ...

Page 25: ...Drain T 927326 16 Drain Tubing TU674X1 17 H Electrical Control Box 120V CN798X1A Electrical Control Box 240V CN798X2A F Distillate Outlet Tube Tubing Bottle TU798X2 J Water Operate Off Switches SW745X1A M Vycor Immersion Heater 120V 1000W 740880 M Vycor Immersion Heater 240V 1000W EL798X1B Q Distillate Outlet Tube ACS TU798X1 Not Shown Electrical Control Box PC Board PC798X1A Not Shown Solenoid Va...

Page 26: ...26 Exploded View ...

Page 27: ...27 Wiring Diagram ...

Page 28: ...y 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 Materials Authorization number RMA Material returned without an RMA n...

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Page 32: ...luding 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 th...

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