Flotec FPP1657 Manuals

20 100 80 60 40 4 1 2 9A 10 11 13 6 3 5 7 8 9B 9C 12 11 13 14 14A 16A 14B 16 15 17 625 1293 Alignment mark Hazardous voltage. Can shock, burn, or cause death. Discon­nect power to pump before servicing. California Proposition 65 Warning This product contains chemicals known to the State of California to cause cancer or birth defects or other reproductive harm. NOTICE: Kit may contain extra parts not used on your pump. IMPORTANT: Misalignment can occur. Before disassembly, mark relative position of pump body components by drawing or scribing a line from the motor flange to the pump base (see drawing), then match back up when reassembling. This will ease assembly and ensure proper alignment of water passages, bolt holes, etc. 1. Disconnect electrical wiring to pressure switch (Key 2). Refer to wiring diagram located on switch cover when reconnecting. 2. Remove discharge pipe, then remove pump from well adapter or piping. 3. Loosen nut on compression fitting (Key 6) and disconnect pressure tube assembly (Key 3). 4. Remove cover from pressure switch (Key 2) and disconnect wires from motor (Key 1). Refer to wiring diagram located on switch cover when reconnecting. Remove conduit nut holding switch to motor and remove switch and tube assembly. NOTICE: After completing Step 4, lay pump on its side for disassembly. 5. Remove capscrews (Key 17) holding base (Key 16) to pump adapter (Key 4). Tap base upward with mallet to loosen, lift off exposing first stage impeller. Remove gasket (Key 13). 6. Insert screwdriver blade into vane of impeller (Key 11) to hold stationary and remove impeller nut (Key 15). NOTICE: It may be additionally necessary to hold motor shaft stationary using a vise grip placed on shaft through opening in pump adapter (Key 4). 7. Using two screwdrivers on opposite sides, pry impeller straight up from keyed shaft and remove. 8. Tap intermediate volute (Key 14) upward with mallet to loosen, lift off. Remove gasket (Key 13). NOTICE: It may be necessary to pry volute loose from adapter. 9. Remove impeller spacer (Key 12). 10. Remove woodruff key (Key 8). 11. Repeat Step 7 for second impeller. 12. Remove seal spring holder (Key 10) and seal spring (Key 9C). 13. Remove capscrews (Key 7) holding pump adapter (Key 4) to motor (Key 1). Work adapter loose from motor and remove. Rotating part of mechanical seal (Key 9B) will come off with it. Remove ceramic seat of seal (Key 9A) from adapter. NOTICE: Refer to special instructions for mechanical seal replacement included with new seal. 14. Remove remaining woodruff key (Key 8). Reassembly – Stand Pump on Motor End Reassemble by reversing Steps 1 through 14. NOTICE: Refer to special instructions for mechanical seal replacement included with new seal. Assembly Hints: A. Install woodruff key (Key 8) that is located closest to motor first, before installing pump adapter (Key 4). Squeeze key into shaft keyway using a pair of pliers. Do not tap in using a mallet. B. When installing adapter (Key 4) to motor (Key 1), make sure pipe tapping for regulator (Key 5) is on same side as pressure switch (Key 2). C. When installing gaskets (Key 13) make sure water passage holes line up properly. D. Check alignment after each reassembly step by using long capscrews (Key 17). J63-19FP (Rev. 04/12/17) For further operating, installation, or maintenance assistance: 1-800-365-6832 INSTALLATION INSTRUCTIONS Jet Pump Overhaul Kit for FP4432 Model FPP1657 1-800-365-6832 www.flotecwater.com