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And OPERATiOn MAnUAl English Jandy Pro series neverlube and Backwash Valve ® WARning FOR YOUR sAFETY - This product must be installed and serviced by a contractor who is licensed and qualified in pool equipment by the jurisdiction in which the product will be installed where such state or local requirements exist.
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Page 2 English Jandy Pro Series, NeverLube Backwash Valve Installation & Operation Manual ® ®...
• Water temperature for test must NOT EXCEED 100°F (38°C). • Limit test to 24 hours. After test, visually check system to be sure it is ready for operation. notice: These parameters apply to Jandy Pro Series equipment only. For non-Jandy equipment, consult equipment manufacturer.
Page 5 Jandy Pro Series, NeverLube Backwash Valve Installation & Operation Manual English ® ® section 2. dE and sand Filters This document gives instructions for installing a Jandy Pro Series NeverLube Backwash Valve. The instructions Turn the locking knob on the NeverLube must be followed exactly. Read through the instructions backwash valve counter clockwise to loosen. Turn completely before starting the procedure. Please save these the handle back and forth several times to verify instructions. the diverters move freely. The Jandy Pro Series 2-in-1 NeverLube backwash valve Turn off all power to the system. For retrofit is designed to be used on either sand or diatomaceous installations only, follow steps "a" through "d". earth (DE) filters with a center-to-center dimension of 8 For new installations skip steps "a" through "d" inches (center of the inlet port to the center of the outlet and proceed to step 3. port). Used with the Jandy Pro Series versa-coupler, the a. Open the pressure relief valve on top of the filter. NeverLube backwash valve can be used on filters with Wait for all air to evacuate the system.
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13. When the glue is dry, start the system and check for proper water flow. Figure 3. Couplers nOTE: For new installations other than Jandy Pro Series DEL, CAUTiOn DEV, or JS series, use the NeverLube backwash valve (p/n 8034) and Versa Coupler Kit (p/n 8044). If using Do not let any adhesive get inside the valve body.
Page 7 Jandy Pro Series, NeverLube Backwash Valve Installation & Operation Manual English ® ® section 3. Versa-Coupler section 5. Backwashing installation WARning There is an alignment mark on each versa-coupler never attempt to assemble, and four (4) alignment marks on the NeverLube disassemble or adjust the filter when backwash valve port faces. See Figure 4. there is pressurized air in the system. Slide a versa-coupler into the TO FILTER Starting the pump while there is INLET and the FROM FILTER OUTLET...
"vacuum to waste" operation, a valve is Pool required on the return line to the pool. See Figure 5. Close this valve or for Jandy Pro Series valves, loosen the locking knob and ensure the valve stop is facing the filter return line.
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Page 9 Jandy Pro Series, NeverLube Backwash Valve Installation & Operation Manual English ® ® Flow Rate (gpm) Figure 6. neverlube Backwash Valve head loss Curve...