REPLACEMENT INSTRUCTIONS
LAB STORAGE TANKS
28
98-0123 Rev E
3.
Loosen the 4 screws on the rear panel of the access cover to gain access to the terminal strip.
4.
Remove 5 wires for the resistivity cell from terminals 7-11 on the terminal strip.
5.
Loosen the strain relief on the controller and pull the resistivity cell wires out of the box.
6.
Remove the resistivity cell from the tee at the base of the UV light.
7.
Prepare the threads of the replacement cell with Teflon tape and install into the tee.
8.
Route the wires through the strain relief and into the resistivity controller.
9.
Install the wires into the terminal block in the following order:
White to terminal 7
Black to terminal 8
Shield to terminal 9
Red to terminal 10
Green to terminal 11
10.
Replace the access cover on the resistivity meter and tighten the strain relief.
11.
Close the access panel and return the line cord to the power source.
12.
Close the sample port on the post-filter, open all valves to the loop and return water to the
device.
13.
Disinfect the system per the instructions in section 6.
12.4
Resistivity Controller Replacement
1.
Power down the unit and remove the line cord from the power source.
2.
Open the controller access cover.
3.
Loosen the 4 screws on the rear panel of the resistivity meter access cover to gain access to the
terminal strip.
4.
Remove the resistivity cell wires and pull free from the resistivity controller.
5.
Remove the input power lines from the terminal strip and pull free from the controller.
6.
Loosen the fasteners used to hold the controller into the electrical enclosure and slide out.
7.
Install the replacement controller into the existing opening on the electrical enclosure and fasten
in place.
8.
Remove the rear access panel from the controller.
9.
Router the wires from the resistivity cell as well as main power into the controller to facilitate
convenient connection to the terminal strips.
10.
Place the main power to the terminal strip in the following order:
Summary of Contents for 00HC-4090
Page 2: ......
Page 7: ...COMPONENT IDENTIFICATION LAB STORAGE TANKS 5 98 0123 Rev E 2 COMPONENT IDENTIFICATION...
Page 8: ...COMPONENT IDENTIFICATION LAB STORAGE TANKS 6 98 0123 Rev E...
Page 9: ...COMPONENT IDENTIFICATION LAB STORAGE TANKS 7 98 0123 Rev E 2 1 Flow Schematic...
Page 15: ...OPERATION LAB STORAGE TANKS 13 98 0123 Rev E Figure 3 Grundfos Eye Indicators...
Page 16: ...OPERATION LAB STORAGE TANKS 14 98 0123 Rev E 5 2 Default Pump Program...
Page 28: ...REPLACEMENT PARTS LAB STORAGE TANKS 26 98 0123 Rev E 11 REPLACEMENT PARTS...
