Craftsman 390.2509 User Manual Download

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Summary of Contents for 390.2509

Page 1: ...ng Instructions Before FirstUse of This Product Save ThisManual For FutureReference I RRFTSMRN 1 2 HP SHALLOW WELL WATER SYSTEM Safety Instructions Installation Electrical Maintenance Repair Parts Sears Roebuck and Co Hoffman Estates IL 60179 U S A PRtNTED IN U S A Form No F642 04074 8 3 04 ...

Page 2: ...ossibly causing burns to persons handling pump Fill pump with water before starting P L_kWARNING_ Never run pump against closed discharge TO do so can boil water inside pump causing hazardous pressure in unit risk of explosion and possibly scalding persons handling pump F lax CAUTIONJ Motor normaUy operates at high temperature and will be too hot to touch It is protected from heat damage during op...

Page 3: ...and stops when pressure reaches 50 pounds Check Valve or Foot Valve This pump is equipped with a built m check valve Install a check valve as close to well as possible on web point installations A foot valve must be installed in the well on dug or cased wells See Figures 2A and 2B For long horizontal pipe runs install check valve as close to web as possible all types of wells INSTALLATION Piping i...

Page 4: ...sure switch normally 30 PSI It is necessary to flush aL air out of the piping system and water reservoir portion of the pre charged tank This is required on new installations pumps requiring repriming and pumps that have been disassembled for service Do this as follows 1 Open faucets furthest from tank and allow pump to operate 2 Air in the system will cause a sputtering flow allow faucets to run ...

Page 5: ...t age setting The illustration above also shows the pressure switch If the power supply connection still needs to be made the pressure switch cover v_di need to be removed Your motor terminal board located under the motor end cover should look like the one at right To change to I 15 volts 1 Make sure power is off 2 Turn the dial counter clockwise until 115 shows in the dial window 3 Reinstall the ...

Page 6: ...on the terminal screws areen or bare copper ground wire to the green ground screw 31870398 Figure 6 Pressure switch wiring Connection Procedure 1 Connect the ground wire first as shown in Figure 6 The ground wire must be a solid copper wire at least as large as the power supply wires 2 There must be a solid metal connection between the pressure switch and the motor for motor grounding protection I...

Page 7: ...eplacement LAWARNINGJ Be sure ALL air pressure has been released from tank before removing nuts from flange Failure to do this may result in serious or fatal injury Do not attempt to open tank unless all pressure has been relieved_ I_ AWARNING Risk of electric shock Disconnect power be fore working on unit 1 DISCONNECT POWER TO PUMP 2 Drain system as follows A Open faucet closest to tank B Remove ...

Page 8: ...ts and lockwashers Key Nos 24 and 23 Page 12 which hold the pump body to the motor D Remove motor seal plate impeller rubber pad and diffuser Key Nos 1 3 7 8 and 9 Page 12 as a unit You may have to pry gently with two screwdrivers between the motor flange and the pump body to separate pump and motor 2 Reassembly of pump A Install O Ring gasket on seal plate Key Nos 5 and 3 Page 12 B Pick up a smal...

Page 9: ...akage will occur See section on installing copper insert on Page 10 Clean seal cavity InstaLl new seal 5 6 A B C D E Clean polished surface of ceramic seat with clean cloth Wet outer edge of cup seal with petroleum jelly or detergent solution With finger pressure press firmly and squarely into cavity Polished face of seat faces inside of pump If seat will not lo cate properly place cardboard washe...

Page 10: ... 12 Key No 8 Page 12 stays in place on top of diffuser BE SURE RUBBER PAD STAYS IN PLACE ON BE SURE SCREW ENGAGES HOLE IN SEAL PLATE BE SURE NIBS ENGAGE NOTCHES Figure 13 Installing Copper Insert NOTE If the copper insert Key No 4 Page 12 moves or shifts during seal removal it should be removed and reinstalled 1 Remove copper insert as shown in Figure 14 do not deform TO DISASSEMBLE MOLDED PART NO...

Page 11: ...n Page 8 HELPFUL HINTS 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 18 wire to hold pipe sleeve D Clean OUt any surplus Permatex from Insert cavity where new seal will be located See Figure 17 Remove L_ SUrrP US f_ ProperlyJ Seated _ Figure I 7 Cleaning Impeller 1 Follow steps 1A th...

Page 12: ...REPAIR PARTS Pump Only Model 390 2509 26 28 27 25 24 22 23 2 4 6 8 21 20 19 2305 0296 9 10 18 17 11 AVC Port 13 12 J 12A 12B 12 ...

Page 13: ...pe Plug 1 8 NPT 14t 1 90 Hose Barb 15 U37 670P 1 Pressure Switch Tube 16 J20 18 1 Gasket 17 N76 29P 1 Pump Body Jet Insert 18 U30 742SS 4 Capscrew 10 16 19 N34P 19 1 Nozzle 45 20 N32P 66 1 Venturi 21 U9 201 1 O Ring 22 J104 9F 1 Base Assembly Painted 23t 4 Lock Washer 3 8 24t 4 Nut 3 8 16 25 C35 5 1 Rubber Pad 26 2781 1 Pressure switch 27t 1 Locknut 1 2 28 L43 5C 1 Connector 1 2 For repair or serv...

Page 14: ...770P U 19 55SS U74 37X U78 972P I 1 1 1 1 6 1 2 1 1 1 1 Tank Assembly Includes Diaphragm Valve Nuts Inlet Flange Bag Vinyl Air Valve with Cap Inlet Flange Nut 5 16 18 Hex Elbow 3 4 MPT x 1 Insert Clamp Hose 1 x 23 Discharge Tee with Barb 1 2 x 1 8 NPT Reducer Bushing 1 8 NPT Pipe Plug Not illustrated t Standard hardware item may be purchased locally 14 ...

Page 15: ...clogged 4 Motor is wired incorrectly 5 Water level in well is lower than estimated 1 Pipes leak 2 Faucets or valves are open 3 Foot valve leaks 4 Pressure switch is out of adjustment 5 Air charge too low in Captive Air_ Tank 1 Pump is picking up prime 2 Leak in suction side of pump 3 Well is gaseous 4 Intermittent over pumping of well a Re prime according to instructions b Check all connections on...

Page 16: ...airor replacementpartsyouneed Call7 am 7 pro 7 daysa week t 800 366 PART 1 800 366 7278 Forin homemajorbrandrepairservice Call24 hoursa day 7 daysa week 1 800 4 REPAIR 1 800 473 7247 Forthe locationof a SearsRepairServiceCenterin yourarea Call24 hours a day 7 daysa week 1 800 488 1222 Forinformationonpurchasinga Sears MaintenanceAgreementorto inquire aboutan existingAgreement call 9 am 5 pm Monday...

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