Craftsman 390.252158 Owner'S Manual Download | Manualshive

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Summary of Contents for 390.252158

Page 1: ...structions Before FirstUse of ThisProduct Save This Manual For FutureReference CRAFTSMAN PROFESSIONAL 112 HP SHALLOW WELL WATER SYSTEM Safety Instructions Installation Electrical Maintenance Repair Parts Sears Roebuck and Co Hoffman Estates IL 60179 U S A PRINTED IN U S A Form No F642 9823 9 2S 98 ...

Page 2: ...es IL 60179 READ AND FOLLOW SAFETY INSTRUCTIONS Carefully read and follow all safety instructions in this manual or on pump _ This is the safety alert symbol When you see this symbol on your pump or in this manual look for one of the following signal words and be alert to the potential for personal injury warns about hazards that wiil cause serious personal injury death or major property damage if...

Page 3: ...Tire Pressure Gauge MAJOR COMPONENTS AND WHAT THEY DO Impeller and Jet Impeller turns with motor shaft causing water to fly out from its rim by centrifugal force Impeller rotation creates a vacuum which pulls in more water Part of the water is di verted back to the jet where it passes through the nozzle and venturi This creates more vacuum to draw in more water In shallow wells less than 20 feet d...

Page 4: ...ases at the rate of about 1 less lift for every 1 000 feet of elevation above sea level For example at Denver Colorado Elev 5 000 the pump loses five feet of lift The maximum depth from which it would pump water would therefore be 15 feet Plastic Pilse Well Seal Pipe and Strainer Figure 2B 5111293 Dug or Cased Well PUMP TANK INSTALLATION Pump NOTICE Use Teflon tape supplied with the pump or Plasto...

Page 5: ...ir has been removed 4 If stream does not become steady air may be leaking into the system check for leaks in the piping on the suction side of the pump NOTICE To prevent waterlogging check tank air charge annually To Check Tank Air Charge If drawdown amount of water available per cycle de creases significantly check as follows 1 To check air charge in tank shut off electric power to pump open fauc...

Page 6: ... screw 31870398 Figure 4 Motor wiring connections through Pressure Switch Match motor voltage to line voltage _ WARNINGI Hazardous voltage Can shock born or kill Connect ground wire before connecting power supply wires Use the wire size including the ground wire specified in the wiring chart If possible connect the pnmp to a separate branch circtdt with no other appll ances on it _WARNING Explosio...

Page 7: ...o a point below the frost line 6 Be sure to drain any piping that may be cut off from nor mal system drain due to check valve installation Vinyl Bag Removal I_WARNING Be sure ALL air pressure has been re leased 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 AWARNING Risk of electr...

Page 8: ...isconnect power B Drain pump by opening drain cock Remove pressure switch tubing from fitting on top of pump _WARNING To avoid serious injory release all pressure fi om system before attempting to remove clamp from pump C Remove clamp Key No 10 Page 12 D Remove pump base motmting bolts Motor assembly and back half assembly of pump can he pulled away from front half E Remove O rings 2 Reassembly of...

Page 9: ...shaft shoulder NOTICE BE SURE you do not chip or scratch seal face on shaft shoulder or seal will leak 478 0194 Figure 8 J Remount diffuser on seal plate Cleaning Impeller 1 Follow steps 1A through 1E under Disassembly and Assembly of Pump _ on Page 8 2 Remove diffuser and impeller from pump per instruc tions under Removing Motor for Service and Replacing Shaft Seal on Page 8 3 Clean impeller and ...

Page 10: ... of delivering gas free water is to suspend a pipe closed at the bottom and open at the top surrounding the suction pipe Since the gases rise in the well casing the water sucked down through the pipe and into the suction pipe is free of gas This type of wen must be vented to the outside of any enclosure Gases rise to suflace pipes_eeve Not pipe to valve Scale 2_03_ sleeve cap Figure 9 lO ...

Page 11: ...n already in use a Check all connections on suction line jet and shaft seal b Lower suction line into water and re prime If receding water level in a shallow well operation exceeds suction lift a deep well pump is needed 3 Clean jet or impeller according to instructions 4 Replace check valve or foot valve 5 Thaw pipes Bury pipes below frost line Heat pit or pump house 6 Raise foot valve and or str...

Page 12: ...ly Model 390 252158 30 29 28 I 2 3 4 11 23 8 9 16 17 24 19 1c lO 2O 22 21 To Order Parts in the U S A Call Sears Product Service 1 800 366 7278 TO Order Parts outside the U S A Call Your local Sears Service Center or Store ...

Page 13: ...d Contactor Governor Capacitor Water Slinger Reducer Bushing _ 1 2 x 1 8 NPT Pipe Plug 1 8 NPT Tank Body Back Half O Ring Tank Body 9 1 2 x 9 x 1 4 Shaft Seal Impeller Diffuser Clamp Tank Body O Ring Venturi 1 3 8 x 1 1 8 x 1 8 Venturi Nozzle Insert Gasket Tank Body Assembly Front Half Includes Key No s 11 12 13 14 15 16 19 20 21 23 and 24 Tank Body Only Front Half Switch Tube 90 Hose Barb O Ring ...

Page 14: ...446P U36 2 02BT 1 U78 777PA 1 U19 55SS U74 37H U78 777P 1 1 1 6 1 2 1 1 Description Tank Assembly Includes Diaphragm Elbow Valve Nuts Washers Inlet Flange Bag Vinyl Air Valve w Cap Inlet Flange N_ 5 16 18 Hex Adapter 1 NPT Male x 1 Insert Clamp Hose 1 x 24 1 2 Adapter 1 Pipe to 1 NPT Not illustrated t Standard hardware item may be purchased locally 14 ...

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Page 16: ...the repairorreplacementpartsyouneed Call7 am 7 pro 7 daysa week 1 800 366 PART 1 800 366 7278 Forin homemajorbrandrepairservice Call24 hoursa day 7 daysaweek 1 800 4 REPAIR 1 800 473 7247 Forthe locationof a SearsRepairServiceCenterinyourarea Call24 hours a day 7 daysa week 1 800 488 1222 Forinformationonpurchasing a Sears MaintenanceAgreement orto inquire aboutan existingAgreement call g am 5 pro...

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