DEMA Flex Flow Page 13 Quick Start Manual Download

Page: 13 / 13

Maintenance

Cleaning the pH Probe

1. Disconnect probe leads from the pump

2. Remove probe from pipe

3. Inspect the end of the probe for build up and contaminates

4. Use a spray cleaner (409) on the end of the probe. Let is soak

DO NOT WIPE THE END OFF THE END OF THE PROBE!

This can damage the membrane of the probe!

6. Recalibrate

7. Re-install into the system.

A well maintained pH probe should last 12-16 months.

Summary of Contents for Flex Flow

Page 1: ...Quick Start Guide for Flex Flow Pump DEMA Ag 0960 A ...

Page 2: ...t is accessible by the operator Do not install pump in a location where the ambient temperature exceeds 120 F 50 C The pump is suitable for most outdoor installations shielding from direct exposure to the elements is recommended The properties of the solutions to be metered should also be considered concerning temperature changes and effects to the poly tubing Pump ...

Page 3: ...Installation pH Probe Injection Valve ...

Page 4: ...Installation Foot valve ...

Page 5: ...Installation Completely installed ...

Page 6: ...Front Panel Description 1x16 backlit LCD display On Off Power indicator light Pulse or Stroke indicator light Up and Down arrows for setting adjustments Enter Key to save adjustments Menu key to enter and exit pump setup ...

Page 7: ...le pump is running at a high stroking rate If fluid begins moving up suction line while pump is operating No further priming is required If fluid is not moving open bleed valve approximately 1 turn Until fluid begins to move When suction line fills close bleed valve Do not over tighten bleed valve Damage my occur Priming ...

Page 9: ...one point calibrated by leaving the cleaned probe on line sensing in a known pH or ORP fluid then entering that value in the calibration screen See instruction manual for more calibration options Warning Do not allow probe to become dry Damage will occur and a new probe may be needed Probes typically last 6 18 months depending on installation and care Calibration ...

Page 10: ...ss ENTER 3 Use UP and DOWN arrows the change the numbers and ENTER to change position 4 Press ENTER to return to Control 5 Press Menu to Save Settings 125 Strokes Max This function uses the External Stop wire to start and stop the pump The External Stop wire can be wired to most types of switches Pressure Toggle ...

Page 13: ...nspect the end of the probe for build up and contaminates 4 Use a spray cleaner 409 on the end of the probe Let is soak 5 DO NOT WIPE THE END OFF THE END OF THE PROBE This can damage the membrane of the probe 6 Recalibrate 7 Re install into the system A well maintained pH probe should last 12 16 months ...