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SAS 1SF - Twin Screw Feeder Assy & Control - APRIL 2020 

DE-COMMISSIONING 

 
In case of whole or partial machine decommissioning the below reported prescriptions 
have to be followed depending if it is temporary or definitive.  
 
Decommission means that the whole line or part of its equipment are not used for a 
defined period of time.  
If the inactivity period is more or less long, for example one month, we suggest the 
following storage operations might be performed.  

 

  Unplug all the utilities: electric and pneumatic. 

  Clean all the parts of the machine as described in the ordinary maintenance 

paragraph. 

  Use covers on the ports so that nothing can go inside the equipment. 

  Use a waterproof cover to protect the machine from the humidity. 

  Place the equipment parts in a dry and covered place in an environment at 

normal working temperature. 

  Empty the auxiliary circuits if present. 

  Fill completely the reducer with oil.  

 

 
 

 

 

Summary of Contents for 1SF

Page 1: ...Feeder Assy Control APRIL 2020 SAS 1SF Twin Screw Feeder INSTRUCTION MANUAL Unit 3 Hawksworth Didcot OX11 7HR England UK Tel 00 44 1865 747 634 Fax 00 44 8701 602 755 info spiceapplications com www sp...

Page 2: ...N 8 10 OPERATING PRINCIPLE 11 12 START UP 13 CLEANING 14 16 SERVICING 17 21 KEY COMPONENT REPLACEMENT 22 24 TROUBLESHOOTING 25 26 DECOMMISSIONING 27 SPARE PARTS 28 30 DIMENSIONS 31 32 TECHNICAL SPECIF...

Page 3: ...f the equipment are forbidden to the unauthorized operators It is compulsory the grounding of the metallic box Any use of the equipment different from the intended one is strictly forbidden Read caref...

Page 4: ...ne machine malfunctioning INAPPROPRIATE USE An inappropriate use of the machine may have serious risks for people and or the environment as well as causing damages to the equipment itself The equipmen...

Page 5: ...SAFETY SIGNS During the normal cycle dangerous mobile elements are not reachable Operators are trained on possible critical situations and safety sign are positioned on the machine WARNING In case tha...

Page 6: ...5 SAS 1SF Twin Screw Feeder Assy Control APRIL 2020 EC DECLARATION OF CONFORMITY FOR MACHINERY...

Page 7: ...l flow high precision and dosing control together with integrated material agitation provided by an internal paddle SAS Part Number SAS 1SF BBL CC Description Part Number Reference BB Product Hopper 2...

Page 8: ...SF 200 138 XXX See page 28 Fig 8 B Product Hopper Size 2 sizes SF 100 1XX See page 30 Fig 10 C Motor Gearbox Ratio 4 sizes See Table above on page 7 D Twin Screw Set 3 sizes SF 100 14X See page 29 Fi...

Page 9: ...e user must have an installation area that satisfies the current regulations on health and safety on production environments Set up an area where install the machine verifying that the floor is flatte...

Page 10: ...instructions TRANSPORTATION AND RECEIPT OF GOODS Check that during the transport any damage to the structure or internal parts of the equipment has not occurred Any damage must be immediately signalle...

Page 11: ...10 SAS 1SF Twin Screw Feeder Assy Control APRIL 2020 INSTALLATION Typical Installation with SAS 1DV system SAS Coating Drum Fig 2...

Page 12: ...umetric version It is expressed in dm h and the value is determined by the following factors o Dosing screw rotating speed o Dosing screw pitch and diameter length o Used product specific weight The m...

Page 13: ...12 SAS 1SF Twin Screw Feeder Assy Control APRIL 2020 OPERATING PRINCIPLE...

Page 14: ...e transport or the installation might damage or misadjust them Check the working temperature of the different components they do not have to overheat The first start up test must be done with the empt...

Page 15: ...nitizing procedures during a change of processed product Particularly the motor group has no connection with the gears present on the screw feeder body Disassemble the machine following the operations...

Page 16: ...er Not following this procedure can cause problems and void the warranty on the machine and on the components WARNING Never switch ON the electric power supply unit during the washing and cleaning ope...

Page 17: ...ompletely with low pressure compressed air at 2 bar 29psi Wipe dry the equipment plus all hoses and cables carefully and thoroughly before commencing production THIS IS VERY IMPORTANT IF NOT DRY IT CA...

Page 18: ...nt as well as turning on again the safety and protection devices after the maintenance has been completed The maintenance operations need a suitable equipped workshop The spare parts must always corre...

Page 19: ...s must be carried out under the supervision of only one person At the end of the maintenance repairing operations the machine must be started up only after the OK of the supervisor who has to check th...

Page 20: ...to open the inlet and outlet ports and the covers with the electrical power On WARNING It is absolutely forbidden to take off the safety guards during the equipment functioning Remove the safety guard...

Page 21: ...ns about specific use of the machine please contact our technical office Extraordinary maintenance refers to repair and replacement operations of one or more machine Key components that are necessary...

Page 22: ...ds solvents detergents corrosive liquids and abrasive materials for the machine cleaning It is not allowed the use of water jets directly on terminals electric panels or junction boxes WEEKLY CHECKS e...

Page 23: ...e central fastening screw Fig 7 4 1 A 2 Loosen the shaft screws of the gear reducer from the housing Fig 7 4 1 A 3 Take the gear reducer off and replace it with the new one Follow the procedure in rev...

Page 24: ...grub screws of the guide bearing present in the mixing paddle Fig 7 4 2 A 2 Loosen the break bridge agitating paddle always clockwise Fig 7 4 2 A ENDLESS SCREW REPLACEMENT To replace the endless scre...

Page 25: ...and the frontal part and between the screw feeder body and the motors plate on the back To replace the gaskets perform the following actions 1 Take the frontal part of the screw feeder body off after...

Page 26: ...he material 1 The gear reducer outlet shaft is faulty 1 Check the cause and then replace component 2 Wrong rotation direction 2 Change polarity 1 General checks Check that the screw conveyor starts wi...

Page 27: ...voltage and the frequency directly from the terminal board of the electric engine Measure the rotation speed of the empty screw conveyor and compare the data with the one written on the engine plate...

Page 28: ...is more or less long for example one month we suggest the following storage operations might be performed Unplug all the utilities electric and pneumatic Clean all the parts of the machine as describe...

Page 29: ...4T Front Gasket Seal SF 100 144F Rear Gasket Seal SF 100 144R Mixing Paddle SF 100 145 Twin Screw sets See page 29 Fig 9 Please Note For Replacement Motor Gearboxes please contact SAS directly and pro...

Page 30: ...SF 100 14X Fig 9 Position Part Number Description MC SF 100 142 High Flow Capacity Twin Screw Set EX Double pitch SF 100 141 Medium Flow Capacity Twin Screw set EX Single Pitch SF 100 140 Low Flow Ca...

Page 31: ...er Assy Control APRIL 2020 SPARE PARTS POWDER HOPPERS Part Numbers SF 100 136 SF 100 143 50 Litre Hopper 20 Litre Hopper Part No SF 100 143 Part No SF 100 136 Fig 10 MOBILE STAND SCREW FEEDER Assembly...

Page 32: ...NSIONS TWIN SCREW FEEDER MAIN BODY Assembly Number SF 200 138 XXX Fig 12 Model A B C D E F Weight Kg SAS 1SF 45x70 350 90 500 690 220 34 POWDER HOPPERS Part Numbers 100 136 100 143 50 Litre Hopper 20...

Page 33: ...SF Twin Screw Feeder Assy Control APRIL 2020 DIMENSIONS TWIN SCREW FEEDER ASSEMBLIES Assembly Number SAS 1SF XXL SAS 1SF with 50L hopper SAS 1SF with 20L hopper Assy No SAS 1SF 50L Assy No SAS 1SF 20L...

Page 34: ...r the use of materials that have very different granulometry and fluency They are available also in configuration for ATEX areas A screw feeder makes the function to unload a theoretically constant ma...

Page 35: ...Load 2 8 up to 6 0 Amp Ratio dependant No of Drive Motors 2 x Motor Gearbox assemblies 1 x Twin Screw Motor Gearbox 0 25Kw up to 0 50Kw Ratio dependant 1 x Mixing Paddle Motor Gearbox 0 25Kw Protecti...

Page 36: ...tems Ltd and good industry practice Spice Application Systems Ltd supplies all spare parts and consumable items Consumable spares are inspected frequently and replaced as necessary The life of these v...

Page 37: ...36 SAS 1SF Twin Screw Feeder Assy Control APRIL 2020 Unit 3 Hawksworth Didcot OX11 7HR England UK Tel 00 44 1865 747 634 Fax 00 44 8701 602 755 info spiceapplications com www spiceapplications com...

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