DEMA 0960.F Page 1 Manual Download | Manualshive

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1

Manual

0960.F

Flex Flow

Chemical Metering Pump

Installation

Maintenance

Repair

Manual

DEMA Eng

10020 Big Bend Blvd.

St. Louis, MO 63122

800-325-3362

www.demaeng.com

3/2010

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Summary of Contents for 0960.F

Page 1: ...1 Manual 0960 F Flex Flow Chemical Metering Pump Installation Maintenance Repair Manual DEMA Eng 10020 Big Bend Blvd St Louis MO 63122 800 325 3362 www demaeng com 3 2010 ...

Page 2: ...eyond their intended functionality intentionally or otherwise or any unauthorized repair DEMA Eng is not responsible for damages injuries or expense incurred through the use of its products The above warranty is in lieu of other warranties either expressed or implied No agent of ours is authorized to provide any warranty other than the above 30 Day Billing Memo Policy DEMA Eng maintains a unique f...

Page 3: ...d priming tubing 5 Instruction manual 3 Foot valve and weight III Safety Considerations NOTE All FlexFlow pumps are primed with water before leaving the factory If the solution to be pumped is not compatible with water disassemble the pump fluid end before use After disassembly thoroughly dry the pump head valves and seals before pump is reassembled and used A Chemical Compatibility FlexFlow meter...

Page 4: ... the range of approximately 195 to 260 VAC and will draw 0 3 amp typically using 066 kw Use a supply voltage of 210 to 250 VAC for best results CAUTION Never remove ground wire from plug C Plumbing 1 Tubing Connections The FlexFlow pump uses carefully matched components to achieve a predictable metering output This predictability can only be maintained if all fitting sizes remain unaltered Do not ...

Page 5: ...s of solution in the tank Suction lift Flooded Suction Not recommended 5 Wall Mounting The fluid end portion head assembly of the pump is set up to accommodate mounting of the pump to the chemical container either as a flooded suction or a suction lift The pump head must be kept in a vertical position for proper operation The head can be removed and rotated 90o if needed to keep the inlet and outl...

Page 6: ...culating pump It provides protection against an accidental application of suction pressure at the fluid injection point Its Teflon coated diaphragm provides a positive anti siphon action Back pressure function permits metering into atmospheric discharge open container without over pumping Line check permits removal of discharge tubing without release of system fluid 9 Priming Degassing Valve Conne...

Page 7: ...ump at a maximum stroke length and speed setting of 125 strokes per minute spm will pump 0 000167 gallons per stroke gps 30 1440 0 0208 gpm 125 spm 0 000167 With this value and the pump s speed setting strokes per minute you can calculate your pump s output at it s rated pressure A 30 gpd pump set at 50 strokes per minute 50spm x 000167gps x 1440 minutes per day 12 02 gallons per day Reducing the ...

Page 8: ... the fluid end 2 Remove the four screws attaching the fluid end to pump body 3 Remove the fluid end from the pump body 4 Unscrew the diaphragm from the pump shaft in a counter clockwise direction Be careful that diaphragm support ring does not fall out 5 Do not allow sharp or abrasive objects to come in contact with pump parts 6 Inspect end of shaft to assure that threads are in good condition Rep...

Page 9: ...Complete Head Kit 2 Injection Valve 3 Foot Valve 4 Suction Valve 5 Discharge Valve 6 Bleed Valve Assembly 7 Pump Head 8 Pump Diaphragm 9 Support Ring 10 Shaft Seal 11 Head Bolts 12 Priming Tube 13 Suction Tubing 14 Discharge Tubing 15 Weight Complete Head Kit includes items 4 5 6 7 8 and 11 ...

Page 10: ...unction Injection Valve 3FV __ __ __ __ 3 Foot Valve Assembly FTV __ __ __ __ 4 Suction Valve Assembly SUC __ __ __ __ 5 Discharge Valve Assembly DIS __ __ __ __ 6 Priming Valve Assembly PRI __ __ __ __ Body Seat Ball Connection K Kynar V Viton C Ceramic 1 3 8 Tube S 316 Stainless F Teflon D Single 2 1 4 Tube H Hypalon S Stainless 3 3 8 Tube K 3 8 Tube P 1 4 Pipe U 3 8 UV V 3 8 Clear Suction Singl...

Page 11: ...idendforcleanliness Clean or replace as necessary Inspect suction tube through its full length to assure that there are no splits at the connections or other restrictions Move any objects or equipment which impinges upon suction tube or reroute as required to assure a smooth transition from foot valve to pump Check fluid level in chemical supply tank Insufficient fluid Stroke adjustment set too lo...

Page 12: ...m improperly installed Check valves worn or clogged Check system pressure to assure that it is within system rated parameters of the pressure Make sure that diaphragm is screwed fully unto shaft Clean or replace as required Pump will not run not plugged in Pump not turned on or not plugged in Electronic failure Check outlet with meter to assure that correct or voltage is present and that power sup...

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