dosatron D8R Owner'S Manual Download Page 44 | Manualshive

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Summary of Contents for D8R

Page 1: ...D8R 8 m3 h 0 2 to 2 40 GPM 1 500 1 50 OWNER S MANUAL...

Page 2: ......

Page 3: ...er to resist chemical attack from the great majority of injectable products on the market This DOSATRON will as time goes by prove itself to be a most faithful ally A little care and attention regular...

Page 4: ...FILTER Page 18 HOW TO DRAIN THE DOSATRON Page 20 FITTING THE SUCTION TUBE Page 21 ADJUSTING THE INJECTION Page 22 INTERNATIONAL CONVERSIONS Page 23 CHANGING SEALS IN THE INJECTION ASSEMBLY Page 24 INS...

Page 5: ...draulic motor capacity About 1 7 l 0 45 US Gallons for every 2 clicks of the piston Self priming 4 meters NOTE THE DOSATRON IS NOT PRESET see chapter ADJUSTING THE INJECTION RATE UNIT SIZE Diameter 18...

Page 6: ...ge of concentrate Inside the DOSATRON the concentrate is mixed with the water The water pressure forces the solution downstream The dose of concentrate will be directly proportional to the volume of w...

Page 7: ...32 DOSATRON ACCESSORIES MAINTENANCE ADDITIONAL OPTIONS AVAILABLE Call your authorised distributor or the manufacturer...

Page 8: ...t it with a lid from possible contact with corrosive products Do not install the DOSATRON on the suction side of the supply pump risk of siphoning The DOSATRON should be protected from frost and from...

Page 9: ...ll Slide dovetails on the pump body Fig 1 A into the support bracket Fig 1 S Remove the nuts Fig 1 E and ferrules Fig 1 C from the DOSATRON inlet and outlet Remove the plastic caps Fig 1 B which block...

Page 10: ...For connecting to PVC pipe Proceed as for the polyethylene and polypropylene pipes but spread PVC adhesive on the pipe where the ferrules are to be mounted Then place the ferrules over the pipe using...

Page 11: ...ts strainer and weight The instructions for fitting the tube are to be found in the specific chapter NOTE The maximum suction height is 4 meters 13 feet Fit the tube equipped with its strainer and its...

Page 12: ...her flow capacity Ex 1 Ex 2 Non return valve Filter Valve To prolong the working life of the DOSATRON it is advisable to install a filter 300 mesh 60 microns upstream This is imperative if the water c...

Page 13: ...38 DOSATRON...

Page 14: ...doser body the product is visible through the plastic tube The DOSATRON makes a characteristic click clack noise when working NOTE The time required to prime the suction tube depends on the water flow...

Page 15: ...not draw up the product By pass on ON Fig 7 L the DOSATRON works and the concentrate is drawn up NOTE When changing the lever L from the OFF to the ON position it is normal that a small jet of water...

Page 16: ...Power supply open 1 to 2 Normal operating Admission of the by pass operating medium By pass function activated Dosing function stopped 3 Outlet closed Operating of the DOSATRON Closing of the solenoi...

Page 17: ...tal vacuum in the line Fig 9 Its use depends on the regulations in force in your country You must comply with the local water authority s requirements To put into operation unscrew the nut Fig 9 E rem...

Page 18: ...ically check that the solution is being correctly drawn up into the DOSATRON Change the suction tube as soon as it seems damaged by the chemical Protect the DOSATRON from freezing temperatures by drai...

Page 19: ...DOSATRON serves several sectors the closing of one sector and the opening of another sector must be done at the same time simultaneous operation of the solenoid valves Do not install the DOSATRON just...

Page 20: ...art with water and re assembling them after having previously lubricated the seal Fig 10 2 An air inlet an impurity or a seal s failure can interrupt the dosing function periodically check out that th...

Page 21: ...46 DOSATRON CLEANING THE WATER FILTER 50 mesh 350 microns Frequency Once per month depending on use Fig 11 N Fig 12 F M...

Page 22: ...Clean the filter and the seal with clean water TO REFIT THE FILTER Before re assembly make sure that the seating area of the filter and seal Fig 12 N in the motor body and the bell housing are clean...

Page 23: ...ng part Remove the bell housing and the motor piston see page 18 chapter CLEANING THE WATER FILTER Disconnect the water inlet and outlet fittings Remove the lower pump body from the mounting bracket a...

Page 24: ...ection assembly and thread it onto the dip tube Push the tube onto the dip tube insert as far as it will go and screw up the nut by hand In the case of the tube 20 D8RV unscrew the screw with a screwd...

Page 25: ...ssure to drop to zero Unscrew the retaining ring 1 2 turn Fig 15 B Screw or unscrew the setting sleeve Fig 15 D so as to bring the top of the sleeve into line with the desired injection rate Tighten t...

Page 26: ...167 00 0 75 6 000 0 8 1 128 00 1 00 8 000 1 1 100 00 1 25 10 000 1 2 1 83 00 1 50 12 000 1 4 1 71 00 1 75 14 000 1 6 1 64 00 2 00 16 000 1 8 1 56 00 2 25 18 000 2 1 50 00 2 50 20 000 Principle Setting...

Page 27: ...trated solutions in the injection assembly are minimized During any such intervention wear spectacles and protection gloves METHOD OF REMOVING SEAL n 1 position Between finger and thumb pinch the comp...

Page 28: ...to remove the suction tube Fig 16 T Unscrew and remove the black nut Fig 17 N Pull downwards to remove the suction valve assembly Rinse copiously the different parts with clean water re assemble them...

Page 29: ...N with pressure off Turn off the water supply and allow the pressure to drop to zero Take off the suction tube of product Fig 19 T Unscrew the retaining ring Fig 20 B Pull downwards to remove the dosi...

Page 30: ...the motor piston Fig 22 M by pulling it up Change and reassemble in the reverse order to the above Refit the bell housing take care not to damage its seal and tighten by hand Refit the dosing part Pl...

Page 31: ...scribed in the corresponding chapter and pull downwards to remove it Change the doser body seal Fig 23 O and the plunger seal Fig 23 P Unscrew the retaining suction valve Fig 23 E taking care not to l...

Page 32: ...ew the retaining ring Fig 23 R until it is blocked The adjustment is done by means of the adjusting nut Fig 23 B please refer to ADJUSTING THE INJECTION RATE ATTENTION Fit the dosing part as far as it...

Page 33: ...58 DOSATRON...

Page 34: ...Reset piston by hand The by pass is either on OFF position or half opened Place the by pass lever in the ON position see page 11 Maximum flow exceeded 1 Reduce flow restart the DOSATRON 2 Check pisto...

Page 35: ...ness between nut and suction hose Blocked suction tube or clogged strainer Replace it Missing or worn check valve seal Clean or replace it Missing or worn plunger seal Clean or replace it A scratch on...

Page 36: ...embly Doser body seal damaged positioned incorrectly or missing Position correctly or replace it Leaks between the body and bell housing Bell housing seal damaged positioned incorrectly or missing Pos...

Page 37: ...environmental accidents or corrosion by foreign bodies and liquids found within or in proximity to the DOSATRON The seals and o rings are not covered under warranty nor is damage to the DOSATRON cause...

Page 38: ...n J Yellow H Hastelloy Other extensions to be specified MAINTENANCE Your spare parts order MOTOR HOUSING Standard bleed Integrated by pass Blue PVDF Red Green Yellow 8MP003 upper body _ P R V J 8MP035...

Page 39: ...64 DOSATRON PARTS DIAGRAM...

Page 40: ...DOSATRON 65 PARTS DIAGRAM...

Page 41: ...e faster it goes In its up and down movement you can hear the motor piston click Count the number of clicks in 30 seconds x 100 Flow of water in litres hour NOTE This method of calculation cannot repl...

Page 42: ...DOSATRON 67 NOTE Date...

Page 43: ...33 0 5 57 97 11 11 Fax 33 0 5 57 97 11 29 33 0 5 57 97 10 85 e mail info dosatron com http www dosatron com NORTH CENTRAL AMERICA DOSATRON INTERNATIONAL INC 2090 SUNNYDALE BLVD CLEARWATER FL 33765 USA...

Page 44: ......

Page 45: ...a contractual engagement on the part of DOSATRON INTERNATIONAL and is for information only The company DOSATRON INTERNATIONAL reserves the right to alter product specification or appearance without p...

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