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Jesco MAGDOS LC 2, Operation & Maintenance Instructions Manual

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Jesco MAGDOS LC 2 Operation & Maintenance Instructions Manual Download Page 22

56

Legend

1. O-Ring

2. Valve seat

3. Valve ball

4.*Ball  guide

5. Gasket

6. *Valve body

7.* Hose clamp

8.*Nut

9. Spring
*not included in spare parts kits.

Discharge
check valve

Suction
check valve

Spring-loaded check valve

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Summary of Contents for MAGDOS LC 2

Page 1: ...S LC Operation Maintenance Instructions Read these operation maintenance instructions before start up To be held for future reference A measured step forward Dosing Conveying Control Liquids Gases Sys...

Page 2: ...nical data 43 6 Performance curves 44 7 Installation 45 7 1 General notes of instruction 45 7 2 Installation location 45 7 3 Electrical connection 46 7 4 Pressure sustaining and safety valves 46 7 5 I...

Page 3: ...ormation which may endanger people the environment and the dosing pump system if disregarded These statements are identified by the following symbols DANGER Refers to an imminent danger Non compliance...

Page 4: ...lure of specified methods for maintenance and repair Danger to the environment due to leakage of hazardous substances 1 5 Safe operation The safety instructions contained in this Operation Maintenance...

Page 5: ...vention regulations applicable on site must be observed and the specified personal protective equipment worn The following standard protective clothing is recommended depending on the hazard associate...

Page 6: ...moved professionally This is the only way to avoid the danger of physical injury and corrosion at the dosing pump Leaking chemical may also damage the diaphragm at its mounting points NOTICE When chan...

Page 7: ...tely compare the scope of delivery to the delivery note If there are any discrepancies contact your local distributor 2 General Dosing pumps are used to add chemicals specifically in various processes...

Page 8: ...displaces the liquid in the dosing head The liquid escapes through the discharge valve into the discharge line When the solenoid armature is de energized the diaphragm return spring moves the solenoi...

Page 9: ...ncy 1 min 120 Suction lift mH2 O for non effervescent media 3 Max supply pressure mbar 800 Power supply 115 V AC or 230 V AC 10 50 60 Hz Power supply cable 2m 230 V AC with shock proof plug 115 V AC w...

Page 10: ...ion MAGDOS LC 2 MAGDOS LC 4 MAGDOS LC 6 6 Performance curves 0 1 2 3 4 5 6 7 8 9 10 0 0 0 5 1 0 1 5 2 0 2 5 Capacity l h Stroke length 2 bar 6 bar 10 bar 145 psig 87 psig 29 psig 0 1 2 3 4 5 6 7 8 9 1...

Page 11: ...eakage probes and low level indicators as shown in the installation examples Always use appropriate tools for the installation of plastic connecting parts To avoid damage never apply excessive force I...

Page 12: ...medium continues moving on account of its own inertia even when the delivery stroke has already ended to prevent siphoning through the dosing pump if the suction pressure is higher than the system pre...

Page 13: ...ation examples Legend 1 MAGDOS LC 2 Chemical tank 3 Suction line 4 Wall bracket 5 Mounting Hardware Magdos Pump Riser Base p n 37558 on wall bracket Mounting of Magdos LC to Wall Bracket Tank Mounting...

Page 14: ...gitator 6 Pulsation dampener 7 Injection nozzle with non return and shutoff valve 8 Back pressure regulating valve 9 Pressure relief valve safety valve 8 Operation Control panel MAGDOS LC Legend 1 Str...

Page 15: ...check valve while the pump is switched off If the medium is not hazardous it can be used directly otherwise use a neutral medium that will not disturb the process water can be used in many cases WARNI...

Page 16: ...mical from the dosing pump and rinse it with a neutral medium CAUTION Excess chemical must be disposed of in accordance with local rules and regulations Note the applicable accident prevention regulat...

Page 17: ...ng pump may have to be re adjusted after changing the diaphragm or replacing other parts chapter 11 5 correcting the stroke length adjustment 11 1 Replacing the diaphragm CAUTION Chemical could spray...

Page 18: ...n it clockwise until the drilled hole can be seen through the drain pipe The diaphragmrodcanthenbesecured with the locking pin Figure 2 3 Switch off the pump 4 Grab the edge of the diaphragm and turn...

Page 19: ...pump to adjust stroke length adjustment to 0 Turn pump off to install dosing head 9 Install the dosing head Tighten the screws alternately e g top left bottom right top right bottom left A tightening...

Page 20: ...1 1 Replacing the diaphragm The deflector plate can be reached after removing the diaphragm insert The diaphragm insert can be removed without difficulty by prying it out with two screwdrivers inserte...

Page 21: ...be depressurized and rinsed with water or a suitable medium before starting any work on the dosing pump NOTICE Debris in check valves will reduce the dosing accuracy Double ball check valve CAUTION NO...

Page 22: ...egend 1 O Ring 2 Valve seat 3 Valve ball 4 Ball guide 5 Gasket 6 Valve body 7 Hose clamp 8 Nut 9 Spring not included in spare parts kits Discharge check valve Suction check valve Spring loaded check v...

Page 23: ...lue is up to 30 higher when the coil is at operating temperature If the resistance is substantially lower there is a short circuit in the coil If the resistance is high the coil is burned out or the w...

Page 24: ...theelasticityofthedampening ring slight movement of the diaphragm still remains even in position 0 If zero delivery could not be achieved because the knob has reached the stop position remove the knob...

Page 25: ...59 11 6 Diagram of the circuit board MAGDOS LC Solenoid Input Power...

Page 26: ...7609 115 V AC 37610 Control unit 230 V AC 37611 115 V AC 37612 Double ball check valve Spring loaded check valve Spare parts list for MAGDOS LC with double ball check valves Consists of Material Part...

Page 27: ...37616 PVC Glass EPDM 37629 37630 PP Glass Viton 37643 37644 PP Glass EPDM 37647 37648 Double ball check valve complete with connection 4 6 Material Part No Suction valve Discharge valve PVC Glass Vito...

Page 28: ...too high Install dosing pump at lower position Install pulsation dampener on suction side Install priming aid Viscositiy too high Install spring loaded check valves Enlarge suction and discharge line...

Page 29: ...diaphragm check if deflector plate or diaphragm rod have been corroded by chemical Diaphragm was not properly tightened Screw in new diaphragm to the diaphragm rod Support plate must be clamped betwe...

Page 30: ...Applied harmonized EN 292 1 and EN 292 2 Safety of Machines standards especially EN 809 Pumps and Pump Devices of Liquids Safety Requirements EN 50081 Parts 1 and 2 EN 50082 Parts 1 and 2 Electromagne...

Page 31: ...er No Date of delivery Reason for repair Chemical metered Properties Irritating Yes No Corrosive Yes No We hereby certify that the product has been cleaned thoroughly inside and outside before returni...

Page 32: ...remature wear Connections plug connectors or cables loose Wear parts Operating elements e g switches push buttons Breakage other damage Electronic unit Corrosion Damage in transit 3 Leaks 4 Inadequate...

Page 33: ...67...

Page 34: ...68 All dimensions in inches Dimensions for the USA 3 03 9 2 76 0 236 3 94 3 54 9 3 31 8 27 3 94 4 72 L 5 51 DN Connection L Dimension 4 4 6 4 6 4 96 6 1 4 x 3 8 1 4 x 3 8 5 28 4 6 4 6 1 4 x 3 8 5 12...

Page 35: ...x pressure gph 0 53 1 03 1 51 Medium pressure psig 87 58 44 Capacity medium pressure gph 0 58 1 08 1 56 Max stroke frequency SPM 120 Suction lift ft H2O for non effervescent media 10 Max positiv stati...

Page 36: ...com Internet www jescoamerica com East Asia Lutz Jesco East Asia Sdn Bhd Taman Perindustrian Jaya 47200 Petaling Jaya Malaysia Phone 603 78454812 Fax 603 78458413 E Mail info lutz jescoasia com Intern...

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