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VACUUM INVESTMENT MIXER  

ST. LOUIS 82  

 

 

 

INSTRUCTION  MANUAL 

 

 

Summary of Contents for ST. LOUIS 82

Page 1: ...1 VACUUM INVESTMENT MIXER ST LOUIS 82 INSTRUCTION MANUAL ...

Page 2: ... TRANSPORT 4 TECHNICAL DATA 5 VACUUM PUMP CONNECTION 5 PRELIMINARY OPERATION 5 WATER CONNECTION FROM THE MAIN WATER PLANT SEPARATE TANK 5 ST LOUIS 82 REFERENCE CHART 6 ST LOUIS 82 CONTROL PANEL WATER DOSING STICKER SPECIFICATIONS 7 MIXER USE PRELIMINARY OPERATIONS 8 MIXER USE PART 2 9 UNIT DRAWING PARTS LIST 10 17 ...

Page 3: ...cable Harmonized Standards EN ISO 12100 2010 Safety of machinery General principles for design risk assessment and risk reduction EN 349 1993 A1 2008 EN1037 2008 EN ISO 3744 210 EN ISO 11201 2010 EN ISO 138549 1 2008 EN 13850 2008 safety of machinery principle for design EN 60204 1 2006 A1 2009 EN 61000 6 2 2005 electromagnetic compatibility EMC generic standards immunity for industrial environmen...

Page 4: ...HANGED WILL NOT EXTEND THE WARRANTY PERIOD GENERAL NOTES St Louis vacuum mixers are machines studied and designed for the investment mixing and flask mold filling for the lost wax casting of the jewelry making process The main concept of the St Louis mixing units is the total operativity under vacuum situation Traditionally investment was mixed with water in open air and with this process the fina...

Page 5: ...T OPERATES WITH A VACUUM PUMP CAPACITY 18 CBM HOUR THE VACUUM PUMP IS SUPPLIED SEPARATELY AS INTEGRATED PART OF THE UNIT ON THE REAR PART OF THE MACHINE BASEMENT FIND THE VACUUM PIPE HOSE CONNECTOR AND THE 220VOLTS PLUG ONLY FOR THE VACUUM PUMP THE VACUUM POWER IS SUPPLIED DIRECTLY FROM THE MIXER DO NOT USE THIS PLUG FOR DIFFERENT PURPOSES WATER SUPPLY CONNECTION FROM THE MAIN FACTORY WATER PLANT ...

Page 6: ...ATIONS The sticker on the dosing water tank is indicating kg and pounds with numbers from 0 to 9 kg IT IS PRINTED CONSIDERING THE STANDARD RATIO 1 KG DRY INVESTMENT POWDER 400 CC WATER THE STICKER LINES AND NUMBERS ARE INDICATING THE DRY POWDER GRAMS or POUNDS FROM TOP LINE WATER LEVEL under KG printed THE QUANTITY OF WATER CORRESPONDING TO EACH KILOGRAM IS 400 CC Practical example IF WE HAVE LOAD...

Page 7: ...TY NEEDED OTHERWISE MAKE THE EXACT WEIGHT OF THE POWDER AND POUR IT INTO THE CHAMBER AVOIDING BREATHING THE INVESTMENT DUST USE ALWAYS MASK AND GLOVES PROTECTION ONCE LOADED PLACE THE MIXING CONTAINER ON ITS LOCATION CARING A CORRECT MATCHING FOR THE MIXING CONTAINER ON THE FLASK CHAMBER REF F B CORRECT MATCHING OF THE STICKER LINE REFERENCE BETWEEN THE LOWER MIXING CONTAINER BASE AND THE FLASK PL...

Page 8: ...HE VACUUM LEVEL IS KEEPING IT WITH ENOUGH SUCTION CHECK THE VALUE ON VACUUM GAUGE REF 9 AND BE SURE THAT A GOOD VACUUM SITUATION IS BETWEEN 60 AND 76 DEPENDING OF THE ALTITUDE FROM SEA LEVEL MIXER USE DELICATE AND PRECISE OPERATIONS ONCE THE VACUUM LEVEL HAS BEEN REACHED SWITCH OFF THE VACUUM PUMP ALWAYS OPERATES IN THIS PROCESS STEP UNDER VACUUM BUT WITH THE PUMP OFF TO AVOID ECCESSIVE BUBBLING O...

Page 9: ...o flask size and quantity c Switch off the vibration d Release vacuum by opening vacuum tap REF 5 until vacuum gauge will reach zero e FINAL OPERATIONS f Leave flasks into the unit for the mixture hardening g Remove the mixing chamber and the mixing blade and care to wash and rinse all their parts specially the bottom part of the mixing container where it is located the pouring valve and its sprin...

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