Évaluations - 3, GPA: 4 ( )

Fabricant : Kenmore Taille : 740.14 kb Nom Fichier : f8385475-b00a-4059-921b-0cd081c2a140.pdf Langue d'enseignement:

6. Pull valve through hole with pliers or a valve tool (available at your local filling station or Automotive Center). 7. Follow steps 14 through 20 under "Vinyl Bag Removal" to reinstall bag in tank. Testing for Bag Leakage 1. Follow steps 1 through 4 under "Vinyl Bag Removal". 2. Tip tank on end, valve down. Be careful not to break valve! 3. If bag leaks, water wll] run out of valve. If so, replace bag as instructed above. MAINTENANCE DISASSEMBLY AND ASSEMBLY OF PUMP AWARNING] Risk of electric shock. Ground unit and disconnect power before attempting any work on pump or motor. Your Sears pmlap is designed for ease in servicing. Should repair or replacement of the motor or seal be needed, the pump and piping do not need to be disconnected or disturbed. 1. Disassemble pump as follows: A. Disconnect power. B. Drain pump by opening drain cock. Remove pressure switch tubing from fitting on top of pump. [A WARNING]To avoid serious injury, release aH pressure from system before attempting to remove clamp from pump. C. Remove clamp, Key No. 10, Page 12. D. Remove pump base mounting bolts. Motor assembly and back half assembly of pump can be pulled away from front half. E. Remove "O" rings. 2. Reassembly of pump. A. Clean "O" rings and "O" ring grooves. B. Lubricate "O" rings with petroleum jelly, and place in grooves. C. Slide pump halves together. D. Clean inside of clamp. Place clamp around pump halves. Alternately tighten clamp screw and tap clamp around outside with plastic mallet. This will insure proper seating of "O" ring and clamp. E. Assemble base mounting bolts. Connect pressure switch tubing and close drain cock. F. Prime pump and tttm on power. G. Check for leaks. Removing Motor for Service and Replacing Shaft Seal If it is necessary to separate motor and seal plate, always replace the shaft seal. We suggest you purchase this item, U109-6A, and have it on hand for future use. NOTICE: The seal consists of two parts, a rotating member and a ceramic seat. The surfaces of the seal are easily dam aged. Read instructions carefully. 1. Disassemble pump per instructions above. 2. Remove diffuser and impeller as follows (Key Nos. 8 and 9, Page 12). A. Remove screws holding diffuser. B. Loosen two screws and remove motor canopy from motor. C. Place 7/16" open end wrench on motor shaft flat. D. Turn impeller counterclockwise when facing it. 3. Remove pump back half from motor by unscrewing four (4) nuts. Pry back half off motor by inserting two (2) screwdrivers between the back purnp half and the motor flange. This will force rotating portion of seal off shaft. See Figure 7. ) 475 0194 Figure 7 4. Place back haft of pump on flat surface and tap out ceramic seat. See Figure 8. 479 0_94 Figure 8 5. Clean seal cavity. 6. Install new seal. A. Clean polished surface of ceramic seat with clean cloth. 9 MAINTENANCE / HELPFUL HINTS B. Wet outer edge of "O" Ring with detergent solution. C. With finger pressure press seat firmly and squarely into cavity. See Figure 9A. Polished face of seat faces inside of pump. If seat vdll not locate properly, place cardboard washer over polished face and use piece of 3/4" standard pipe for pressing purposes. See Figure 9B. 483 0194 Figure 9A Figure 9B D. Dispose of cardboard washer and clean surface of seat. E. Clean motor shaft. F. Reassemble back half of pump to motor. G. Apply detergent solution to inside diameter of rotating seal member. H. Sfide rotating member on shaft until rubber drive ring hits shaft shoulder. NOTICE: BE SURE you do not chip or scratch seal face on shaft shoulder or seal v_Rl leak! I. Screw impeller on shaft (clockwise) while holding shaft with 7/16" open end wrench on shaft flats. This will automatically locate seal in place. See Figure 10. 478 0194 Figure I 0 J. Remount diffuser on seal plate. Cleaning Impeller I. Follow steps 1A through 1E under "Disassembly and Assembly of Pump" on Page 8. 2. Remove diffuser and impeller from pump per instructions under "Removing Motor for Service and Replacing Shaft Seal" on Page 9. 3. Clean impeller and reassemble impeller and diffuser per instructions under "Removing Motor for Service and Replacing Shaft Seal" on Pages 9 and 10. Cleaning Shallow Well Jet To remove debris from venturi or nozzle, proceed as follows: 1. Disassemble pump per instructions on Page 9. 2. Turn venturi counterclockwise and remove it. The nozzle is now exposed. Remove it using a 5/8" hex socket wrench with extension. Turn counterclockwise. If socket wrench is not available, insert an ice pick or sim ilar pointed tool carefully into the nozzle. This will dislodge debris. 3. Flush out the debris by running water through the nozzle in the same direction as the dislodging tool was inserted. 4. Reinstall nozzle and venturi. Do not overtighten! 5. Reassemble pump per instructions on Page 9. How to Handle a Gaseous Well In some areas well water contains gases which must be allowed to escape before the water is used. This can be done as shown in Figure 1...

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