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6712 Sampler

This pocket guide is not intended to replace 
the instruction manual. Read the instruction 
manual thoroughly before operating the 
sampler.

COPYRIGHT © 2001-2003 by
Teledyne Isco, Inc., 4700 Superior St., 
Lincoln, Nebraska, U.S.A. 68504

Phone: (402) 464-0231
Toll Free: (800) 228-4373
FAX: (402) 465-3022

Part #69-9003-589

Issued: January, 2001

Revision C, December 2003

Summary of Contents for 6712

Page 1: ...ual Read the instruction manual thoroughly before operating the sampler COPYRIGHT 2001 2003 by Teledyne Isco Inc 4700 Superior St Lincoln Nebraska U S A 68504 Phone 402 464 0231 Toll Free 800 228 4373 FAX 402 465 3022 Part 69 9003 589 Issued January 2001 Revision C December 2003 ...

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Page 3: ...een 1 12 1 4 Help Notes 1 13 1 5 Warning Messages 1 13 1 6 Changing to and from Extended and Standard Screens 1 14 1 7 Storage For Extended Programs 1 14 1 8 Programming the Modules 1 16 1 9 Programming SDI 12 Sondes 1 17 1 9 1 Stored Programs 1 17 1 10 Programming Examples 1 19 2 Operation 2 1 Installation and Operation Checklist 2 1 2 2 Installing Distributor Arm 2 2 2 3 Installing Bottle Kits 2...

Page 4: ...rab Samples 2 15 2 14 Calibrating 2 17 2 14 1 Calibration Tips 2 18 3 Reference 3 1 Replacing the Pump Tube 3 1 3 1 1 Pump Tube Warning 3 1 3 1 2 Checklist For Replacing Pump Tube 3 2 3 2 Rinses and Retries 3 5 3 3 Pacing 3 5 3 4 Distribution 3 6 3 4 1 Sequential 3 6 3 4 2 Bottles Per Sample 3 8 3 4 3 Samples Per Bottle 3 10 3 4 4 Composite 3 12 3 4 5 Multiple Bottle Compositing 3 12 3 5 Sampler E...

Page 5: ...cription of the keys appears in Table 1 1 Table 1 1 Keypad and Connector Icons Icon Function On Off Turns sampler on or off Stop Stops the pump distributor or a running program In programming screens returns to a previous screen Enter Accepts a menu choice or number entry and goes to next screen Help In programming screens displays a brief help message ...

Page 6: ...t Selects the menu option left or above the current choice Numbers Types a number Decimal Point Types a decimal point Pump Reverse Press when at main menu to run pump Pump Forward Press when at main menu to run pump Power 12 volt power source Table 1 1 Keypad and Connector Icons Icon Function ...

Page 7: ...ears next Rain Gauge 674 Rain Gauge SDI 12 Sondes Programmable Pins Pins C H and I Interrogator 581 RTD IBM PC or compatible computer running FLOWLINK or SAMPLINK Flow Meter 4200 Series Flow Meters 4100 Series Flow Logger 1640 Liquid Level Actuator 2100 Series Flow Modules Non Isco flow meters 6712 SAMPLER STANDARD PROGRAMMING For HELP at any SCREEN PRESS KEY RUN PROGRAM VIEW REPORT OTHER FUNCTION...

Page 8: ...e next screen The Enter key always accepts the blinking option Select a different option by pressing an arrow key until the option you want blinks Then press Enter 1 2 2 Entering Numbers Press the number keys to type the number Then press Enter As soon as you press Enter the sampler saves your number and moves to the next screen In some screens you can use the Decimal Point key in a number Some sc...

Page 9: ...ach Bottle Using Normal Programming Style no module attached 1 6712 SAMPLER STANDARD PROGRAMMING For HELP at any SCREEN PRESS KEY This screen disappears on its own after 8 seconds 2 RUN PROGRAM VIEW REPORT OTHER FUNCTIONS The option PROGRAM will be blinking Press Enter 3 SITE DESCRIPTION FACTORY CHANGE YES NO The option NO will be blinking Press Enter ...

Page 10: ...ume for the bottles in your kit For this example 1000 is correct so simply press Enter 6 SUCTION LINE LENGTH IS 10 ft 3 99 Type the length of the suction line then press Enter 7 TIME PACED FLOW PACED Select TIME PACED by pressing an arrow until the option TIME PACED blinks Then press Enter Example 1 1 Programming Continued ...

Page 11: ...UENTIAL BOTTLES SAMPLE SAMPLES BOTTLE Select SEQUENTIAL by pressing an arrow until the option SEQUENTIAL blinks Then press Enter 10 RUN CONTINUOUSLY YES NO Select NO Press Enter after making your choice 11 SAMPLE VOLUME 200 ml 10 1000 Type the volume of the sample you want deposited in each bottle Then press Enter Example 1 1 Programming Continued ...

Page 12: ...UTE DELAY 1 999 Type the delay period you want between the time you run the program and the time the sampler takes the first sample Then press Enter 14 PROGRAMMING COMPLETE RUN THIS PROGRAM NOW YES NO Select NO Press Enter after making your choice 15 RUN PROGRAM VIEW REPORT OTHER FUNCTIONS Run the program by selecting RUN and pressing Enter Example 1 1 Programming Continued ...

Page 13: ...th year format for dates To move without changing the setting press the arrow keys Change the setting by typing a new number Press Enter to accept the new setting For example to enter 2 00 p m 2 00 p m is 14 00 on a 24 hour clock type 14 Press Enter Type 0 zero for the minutes and press Enter To enter a date such as January 22 2001 type 22 01 01 ...

Page 14: ...R FUNCTIONS 2 MAINTENANCE MANUAL FUNCTIONS MODULE Select MAINTENANCE 3 SET CLOCK PUMP TUBE ALARM INTERNAL BATTERY DIAGNOSTICS Select SET CLOCK 4 ENTER TIME AND DATE HH MM DD MON YY 14 00 22 JAN 01 Enter the time and date 5 SET CLOCK PUMP TUBE A LARM INTERNAL BATTERY DIAGNOSTICS Press Stop to return to the main menu ...

Page 15: ...kly through the program You must change the programming style to QUICK VIEW CHANGE to see the quick view screens Example 1 3 Changing the Programming Style 1 RUN PROGRAM VIEW REPORT OTHER FUNCTIONS Select OTHER FUNCTIONS 2 MAINTENANCE MANUAL FUNCTIONS PROGRAMMING STYLE Select PROGRAMMING STYLE 3 PROGRAMMING STYLE NORMAL QUICK VIEW CHANGE Select QUICK VIEW CHANGE ...

Page 16: ...en Although the quick view screens offer you a quick way to see the program settings they also provide you with a way to change settings Using quick view screens to change settings is sometimes a faster way to change a program because you can go quickly to the setting or settings that needs updating To change the program settings in a quick view screen press an arrow until the setting blinks Press...

Page 17: ...t are self explanatory or that require extensive explanation have notes that contain only references to the manual 1 5 Warning Messages Warning messages appear when the sampler determines something is out of the ordinary For example screen b appears when you type a number in screen a that is larger than the standard bottle volume The 6712 does accept nonstandard volumes For a list of recommended v...

Page 18: ... the sampler to overfill the bottle 1 6 Changing to and from Extended and Standard Screens At the main menu type 6712 2 to show the Extended Programming screens At the main menu type 6712 1 to show the Standard Programming screens 1 7 Storage For Extended Programs The sampler stores five sampling programs one standard and four extended Program storage eliminates the need to reprogram the sampler w...

Page 19: ...ING appears on the second line of the start up message type 6712 2 at the main menu 2 RUN EXTENDED 1 PROGRAM VIEW REPORT OTHER FUNCTIONS Select PROGRAM from the main menu 3 PROGRAM NAME EXTENDED 1 SITE DESCRIPTION ______ Select PROGRAM NAME EXTENDED 1 from the quick view menu 4 SELECT NEW PROGRAM CHANGE PROGRAM NAME Select SELECT NEW PROGRAM to change the program ...

Page 20: ...no module or rain gauge is attached to the sampler When you attach a 700 Series Module to the sampler the sampler adds an additional set of screens needed to program the 5 EXTENDED 1 EXTENDED 2 EXTENDED 3 EXTENDED 4 Select the name of the extended program you want to use 6 PROGRAMMING COMPLETE RUN THIS PROGRAM NOW YES NO Select NO RUN EXTENDED 2 PROGRAM VIEW REPORT OTHER FUNCTIONS Example 1 4 Sele...

Page 21: ...ler will also automatically record the selected sonde parameter data at the programmed data storage interval 1 9 1 Stored Programs You can store any sampling program even those that include settings for modules The module s screens appear only when the module is attached to the sampler When using a module make sure that it is attached before turning the sampler on Stored programs also save the sam...

Page 22: ...sk PROGRAM CHANGE STORED DATA WILL BE LOST ARE YOU SURE YES NO Select YES to select the program The sampler will erase all stored data relating to rain and module partitions Select NO when you do not want to lose the data The sampler will not load in the new program ...

Page 23: ...iption SITE 29 Bottle kit 24 1000 milliliter bottles Suction line length 7 feet Pacing Flow pacing two pulses Distribution 2 bottles per sample Sample volume 250 milliliters Start time Clock time 6 00 a m on Monday Wednesday Friday Module No module installed 1 6712 SAMPLER STANDARD PROGRAMMING For HELP at any SCREEN PRESS KEY 2 RUN PROGRAM VIEW REPORT OTHER FUNCTIONS Select PROGRAM ...

Page 24: ... 29 CHANGE YES NO Select NO 4 NUMBER OF BOTTLES 1 2 4 8 12 24 Select 24 5 BOTTLE VOLUME IS 1000 ml 300 30000 Enter 1000 6 SUCTION LINE LENGTH IS 7 ft 3 99 Enter 7 7 TIME PACED FLOW PACED Select FLOW PACED Example 1 5 Standard Program Continued ...

Page 25: ...Enter the number of pulses between sample events 9 SEQUENTIAL BOTTLES SAMPLE SAMPLES BOTTLE Select BOTTLES SAMPLE 10 2 BOTTLES PER SAMPLE EVENT 1 24 Enter 2 11 RUN CONTINUOUSLY YES NO Select NO 12 SAMPLE VOLUME 250 ml 10 1000 Enter 250 Example 1 5 Standard Program Continued ...

Page 26: ...ter 6 This is the time at which the sampler will start the pacing countdown 15 SELECT DAYS SU MO TU WE TH FR SA DONE Use arrow keys and Enter to elect MO WE and FR When the correct days are blinking select done and press Enter 16 PROGRAMMING COMPLETE RUN THIS PROGRAM NOW YES NO Select NO Example 1 5 Standard Program Continued ...

Page 27: ...ated single bottle sampling remove the distributor arm b Install the bottle kit c Install the power source If using a power pack use only the newer model High Capacity Power Packs See details in the 6712 manual d Check the pump tube Replace it if necessary and reset the Pump Tube Warning Use only 6712 pump tubing identified by the blue alignment collars e Attach the suction line to the pump tube f...

Page 28: ...mming guidelines are in Section 1 of the pocket guide and in more detail in the 6712 manual Guidelines for programming the module are in each module manual 4 Run the sampling program 5 Service the sampler a Recover the sampler b Collect the sample bottles c Replace the battery if required d Collect the sampling data e Replace the sample bottles f Run the sampling program 2 2 Installing Distributor...

Page 29: ... sure the correct distributor shaft extension is installed The extension must be installed on the controller before the controller is mounted on the refrigerator Table 2 1 Distributor Arm Positions and Discharge Tube Lengths Configuration Bottle Distributor Arm Position Discharge Tube Length Compact 24 Bottle Kit 500 ml Plastic B 141 4 36 2 cm Compact 12 Bottle Kit 375 ml Glass 375 ml Plastic B 14...

Page 30: ...8 Bottle Kit 1 8 L Glass 2 0 L Plastic B 153 4 40 0 cm Standard 4 Bottle Kit 3 7 L Glass 3 7 L Plastic A 15 38 1 cm Standard 1 Bottle 9 4 L Glass 9 4 L Plastic Tube Guide 12 30 5 cm 5 gal Bottle Base 18 9 L Glass Tube Guide 12 30 5 cm Table 2 1 Distributor Arm Positions and Discharge Tube Lengths Configuration Bottle Distributor Arm Position Discharge Tube Length ...

Page 31: ... L Plastic B 20 5 8 cm Refrigerator 2 Bottle Kit 9 4 L Glass 7 5 L Plastic A 16 40 6 cm Refrigerator 1 Bottle Kit 9 4 L Glass 9 4 L Glass 15 0 L Plastic 18 5 L Glass 20 0 L Plastic Lid With Hole 171 4 43 8 cm 171 4 43 8 cm 161 2 41 9 cm 153 4 40 cm 153 4 40 cm Table 2 1 Distributor Arm Positions and Discharge Tube Lengths Configuration Bottle Distributor Arm Position Discharge Tube Length ...

Page 32: ...e you change bottle sizes you must adjust the distributor arm and install a discharge tube of the correct length Each time you install a bottle kit check the program settings for the number of bottles and bottle volume Also rotate the distributor arm to each bottle position to ensure the arm is properly positioned over each bottle When rotating the distributor arm use the controller software Do no...

Page 33: ... Route the line so that it runs continuously downhill from the sampler to the liquid source This helps drain the line during presample and postsample purges Avoid loops of coiled suction line For representative samples place the intake in the main current of the flow stream not in an eddy or at the edge of flow Table 2 2 Safe Depths of Submersion for Suction Line Strainer 3 8 Vinyl 3 8 Teflon 3 8 ...

Page 34: ...0 Liquid Level Actuators by attaching their connect cables to the flow meter connector Remember these guidelines Both the sampler and the instrument must be running a program If using a flow meter or flow logger for flow pacing the sampler and the instrument must both run programs with flow pacing settings If using a flow meter or flow logger for trigger pacing the sampler must run a program with ...

Page 35: ...ardware setup SDI 12 Sonde readings are only available with extended programming and must also be enabled in the hardware setup Always update the hardware setup when you add or remove a SDI 12 Sonde or a rain gauge 2 6 Running Programs To run a standard or extended program select RUN from the main menu You may also select YES at the RUN THIS PROGRAM NOW screen at the end of the programming screens...

Page 36: ...tart bottle number screen has a time out If no entry is made within 60 seconds the screen disappears The program automatically continues using the bottle number that appeared 2 8 Run Time Screens While running a sampling program the sampler displays a variety of messages that report the program s status If the sampler has not yet reached the programmed start time it displays the scheduled start ti...

Page 37: ...sampler and module screen An asterisk appears next to the reading if the module or SDI 12 was unable to take a reading If an appears the reading displayed is the last available reading 2 9 Error Messages If an error is detected that prevents the sampler from taking a sample or continuing the program an error message is displayed for the following errors Pump Jammed Distributor Jammed Probable Over...

Page 38: ...w up if you are using a multiple bottle configuration and the distributor system fails A fatal error can indicate any of the following conditions The distributor arm is not attached to the sampler The distributor arm stop inside the center section or refrigerator is missing or broken The distributor drive mechanism inside the controller is malfunctioning 2 10 Recovering the Sampler When recovering...

Page 39: ... menu the sampler begins displaying the report data The sampler advances automatically through the report items displaying each item briefly While the sampler advances automatically through the displays Stop the automatic displays by pressing Stop once Then use the arrow keys to move manually through the report Return to the main menu by pressing Stop twice At the end of the report the sampler lea...

Page 40: ... disables the output of the detailed partition data FLOWLINK REPORT provides the sampling reports and the detailed partition data CUSTOM REPORT allows you to specify which reports and data are available as an output Use this to optimize the data collection time printout length and data storage space ALL REPORTS provides every available report and detailed partition data from the module rain and SD...

Page 41: ...ies If it is a two part program the sampler uses the volume setting for part A To take a grab sample while the sampler is running a program you must interrupt the program Press the Stop key Restart the program by running it again To take a grab sample 1 Disconnect the pump tube from the bulkhead fitting 2 Place the end of the tube over a collection container 3 Follow the steps in Example 2 1 4 Rec...

Page 42: ...TIONS Select OTHER FUNCTIONS 2 MAINTENANCE MANUAL FUNCTIONS PROGRAMMING STYLE Select MANUAL FUNCTIONS 3 GRAB SAMPLE CALIBRATE VOLUME OPERATE PUMP MOVE DISTRIBUTOR Select GRAB SAMPLE 4 SAMPLE VOLUME ___ ml 10 9990 Enter the desired volume 5 GRAB SAMPLE PRESS WHEN READY 6 PURGING SUCTION LINE ...

Page 43: ...downhill to the liquid source and drains completely after each sampling cycle Then compare the actual length of the suction line to the suction line length settings in the program to see that the setting matches the line length Also check the pump tube for excessive wear replacing it if necessary 7 PUMPING 200 ml 8 PURGING SUCTION LINE 9 GRAB SAMPLE CALIBRATE VOLUME OPERATE PUMP MOVE DISTRIBUTOR P...

Page 44: ... clears the previous calibration setting when you reinitialize the sampler You cannot calibrate while the sampler is running a program When the sampler delivers the sample it runs through a complete sampling cycle using the current settings for volume line rinses and retries If it is a two part program the sampler uses the volume setting for part A To calibrate 1 Disconnect the pump tube from the ...

Page 45: ...NS Select OTHER FUNCTIONS 2 MAINTENANCE MANUAL FUNCTIONS PROGRAMMING STYLE Select MANUAL FUNCTIONS 3 GRAB SAMPLE CALIBRATE VOLUME OPERATE PUMP MOVE DISTRIBUTOR Select CALIBRATE VOLUME 4 SAMPLE VOLUME ___ ml 100 9990 Enter the desired volume 5 CALIBRATE VOLUME PRESS WHEN READY 6 PURGING SUCTION LINE ...

Page 46: ...the amount here 10 200 ml ARE YOU SURE YES NO This screen appears when the amount you entered in step 9 was more than twice or less than half the programmed volume Select YES if the volume delivered matches the volume displayed on this screen Select NO to enter the volume delivered Example 2 2 Calibrating a Sample Continued ...

Page 47: ...correct tubing is used Inspect the pump tube periodically Replace the tube when it cracks or seems worn Inspect the tube frequently when the sample liquid contains a high percentage of suspended or abrasive solids 3 1 1 Pump Tube Warning The sampler tracks the pump counts in both the forward and reverse cycles with a resettable counter When the count reaches 1 000 000 or the count you enter the sa...

Page 48: ... Tube 1 Disconnect power from the sampler 2 Loosen the liquid detector s cover Unlatch the pump band 3 Pull the tube away from the bulkhead fitting Pull it from the pump and detector 4 Clean the pump rollers and the inside of the pump band 5 Thread the new tubing through the pump so that the tube follows its natural curve around the pump rollers 6 Align the tube by placing the blue collars in the ...

Page 49: ...IONS 2 MAINTENANCE MANUAL FUNCTIONS PROGRAMMING STYLE Select MAINTENANCE 3 SET CLOCK PUMP TUBE ALARM INTERNAL BATTERY DIAGNOSTICS Select PUMP TUBE ALARM 4 1024000 PUMP COUNTS WARNING AT 1000000 The sampler displays this screen briefly to give you the current pump count information 5 1024000 PUMP COUNTS RESET PUMP COUNTER YES NO ...

Page 50: ...the current count 6 WARNING AT 1000000 PUMP COUNTS 1 99 00000 If necessary change the pump count alarm setting by typing the first two digits of the new setting 7 SET CLOCK PUMP TUBE ALARM INTERNAL BATTERY DIAGNOSTICS You will be returned to this menu Press Stop to return to the main menu Example 3 1 Resetting the Pump Tube Warning Continued ...

Page 51: ...3 Pacing Sample pacing is the rate at which the sampler takes samples Depending on the type of pacing you select the rate is controlled by the sampler s internal clock or by inputs received from connected instruments Standard programming provides time pacing and flow pacing Extended programming provides some additional pacing types random interval pacing nonuniform time pacing and event pacing ...

Page 52: ...ple in each bottle A sequential sample represents a snapshot of the flow stream at a point in time Figure 3 1 Sequential Distribution Standard Programming 1 DISTRIBUTION SEQUENTIAL 2 SEQUENTIAL BOTTLES SAMPLE SAMPLES BOTTLE 3 RUN CONTINUOUSLY YES NO Extended Programming 1 DISTRIBUTION SEQUENTIAL 1 2 3 4 5 6 ...

Page 53: ...Section 3 Reference 3 7 2 1 BOTTLES PER SAMPLE EVENT 1 24 3 SWITCH BOTTLES ON NUMBER OF SAMPLES TIME 4 SWITCH BOTTLES EVERY 1 SAMPLES 1 50 5 RUN CONTINUOUSLY YES NO ...

Page 54: ...ttles and may include all bottles Use this method when the volume to be collected is larger than the amount one bottle can hold or when you need identical samples Figure 3 2 Bottles per Sample Distribution Standard Programming 1 DISTRIBUTION 2 BOTTLES SAMPLE 2 SEQUENTIAL BOTTLES SAMPLE SAMPLES BOTTLE 3 2 BOTTLES PER SAMPLE EVENT 1 24 4 RUN CONTINUOUSLY YES NO 1 1 2 2 3 3 ...

Page 55: ...on 3 Reference 3 9 Extended Programming 1 DISTRIBUTION 2 BOTTLES SAMPLE 2 2 BOTTLES PER SAMPLE EVENT 1 24 3 SWITCH SETS ON NUMBER OF SAMPLES TIME 4 SWITCH SETS EVERY 1 SAMPLES 1 50 5 RUN CONTINUOUSLY YES NO ...

Page 56: ...vents in a single bottle before moving to the next bottle Use this method to collect a series of small composite samples Figure 3 3 Samples per Bottle Distribution Standard Programming 1 DISTRIBUTION 2 SAMPLES BOTTLE 2 SEQUENTIAL BOTTLES SAMPLE SAMPLES BOTTLE 3 2 SAMPLES PER BOTTLE 1 50 4 RUN CONTINUOUSLY YES NO 3 4 5 6 7 8 1 2 ...

Page 57: ... Reference 3 11 Extended Programming 1 DISTRIBUTION 2 SAMPLES BOTTLE 2 1 BOTTLES PER SAMPLE EVENT 1 24 3 SWITCH BOTTLES ON NUMBER OF SAMPLES TIME 4 SWITCH BOTTLES EVERY ___ SAMPLES 1 50 5 RUN CONTINUOUSLY YES NO ...

Page 58: ...ramming Refer to your user manual for a more complete description of this method The flow charts on the following three pages show some of the screens you would step through for the sequential bottles per sample and samples per bottle distribution methods The screens shown are Quick View screens 3 5 Sampler Enable Isco flow meters flow loggers and PAL 1110s no longer sold can enable start or disab...

Page 59: ...te You can Stay enabled after the first enable Set up a repeatable enable Delay the start of sampling after the enable Reset the sampling interval countdown when the sampler is enabled Control the sampling interval countdown while disabled 3 6 Start Times It is important to understand the difference between the time at which you run a program and the program s start time Running a program simply m...

Page 60: ...LAY TO START when you want the sampler to start as soon as you select RUN Select DELAYED START when you want the sampler to delay from 1 to 999 minutes before starting the program Select CLOCK TIME when you want the sampler to begin the program at a specific time on at least one day of the week T1 T2 T1 Select Run from the Start up Menu T1 T2 Delay to Start Time T2 Program s Start Time Sampling pr...

Page 61: ...able Settings T1 T2 T3 T2A T2B Time Description T1 Select RUN from the Start up Menu T1 T2 During the delay the sampler ignores disable signals from a flow meter flow logger a 700 Series Module rain gauge or I O pin T2 Programmed Start Time ...

Page 62: ...paced programs it occurs when the program requires a sample at the start time T2B The sampler is not enabled at the start time It remains disabled until T3 T3 The sampler becomes enabled A sample event at the enable time always occurs for event paced programs For other programs it occurs at the enable time only when the program requires a sample at enable Time Description ...

Page 63: ... of pump counts during the pump s operation This feature will estimate the pump counts needed to purge a suction line Example 3 2 Operating the Pump 1 GRAB SAMPLE CALIBRATE VOLUME OPERATE PUMP MOVE DISTRIBUTOR 2 SELECT DIRECTION PUMP FORWARD PUMP REVERSE 3 PURGING PRESS THE RED STOP KEY WHEN DONE 4 PURGED _____COUNTS ...

Page 64: ...ature when installing a bottle kit Use the steps shown in the example CAUTION DO NOT rotate the distributor arm manually this will severely damage the distributor drive Example 3 3 Moving the Distributor Arm 1 GRAB SAMPLE CALIBRATE VOLUME OPERATE PUMP MOVE DISTRIBUTOR 2 GO TO BOTTLE ____ 1 24 3 NOW AT BOTTLE ____ ...

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