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OWNER'S
MANUAL
MODEL NO.
390.250255
CAUTION:
Read and Follow
All Safety Rules and
Operating Instructions
Before First Use of
This Product.
Save This Manual For
Future Reference.
Sears, Roebuck and Co., Hoffman Estates, IL 60179 U.S.A.
PRINTED IN U.S.A.
SHALLOW WELL
JET PUMP
• Safety Instructions
• Installation
• Electrical
• Maintenance
• Repair Parts
®
F642-9903
Form No.
(Rev. 4/19/01)
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Summary of Contents for Craftsman 390.250255
- Page 1 OWNER’S MANUAL MODEL NO. 390.250255 ® CAUTION: SHALLOW WELL Read and Follow All Safety Rules and JET PUMP Operating Instructions Before First Use of • Safety Instructions This Product. • Installation Save This Manual For • Electrical Future Reference. • Maintenance •...
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Page 2: Table Of Contents
Maintenance ............7-8 Troubleshooting ............9 Repair Parts ............10-11 FULL ONE YEAR WARRANTY ON CRAFTSMAN ® WELL PUMP For one year from the date of purchase, Sears will repair or replace this pump, free of charge, if defective in material or workmanship. -
Page 3: Major System Components
2” Model No. Pump Starts At Pump Stops At Up to 25 Ft. 25 to 50 Ft. 50 to 200 Ft. 390.250255 30 Pounds 50 Pounds When used with a Captive Air ® Tank, the precharge Discharge Pipe Sizes may need adjustment. See the Captive Air ®... -
Page 4: Installation
INSTALLATION Relief Valve Priming Plug To Household Water System Built-in Check Valve Plastic Pipe Adapter Pressure From Well Switch Drain Plug 1-1/4" Plastic Pipe Captive Air® Tank Figure 2 – Typical Installation - Captive Air ® Pressure Tank Well Seal Check Valve 1 1/4’’... - Page 5 No. 2788. burns to persons handling pump. Fill pump with water before starting. CRAFTSMAN Captive Air ® Tanks are precharged with air at the factory. Check the tank Owner’s Manual to Never run pump against closed dis- find if air charge needs adjustment.
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Page 6: Electrical
ELECTRICAL Disconnect power before working on pump, motor, pressure switch, or wiring. Your Motor Terminal Board (under the motor end cover) if line voltage is 230 Volts or if you have a single voltage and Pressure Switch look like one of those shown below. motor. -
Page 7: Maintenance
MAINTENANCE Lubrication 3. Carefully tap diffuser to remove from seal plate. 4. Remove canopy from end of motor. It is not necessary to lubricate the pump or its motor. 5. Partially unscrew capacitor clamp; move capacitor The motor has two ball bearings lubricated for life. The to one side. - Page 8 4. Replace all parts. Connect motor wiring and turn on power. Figure 6 Pump Performance (In Gallons per Minute) Pumping Depth in Feet Pump Suction Discharge Discharge Model Description Size Size Pressure PSI 5’ 10’ 15’ 20’ 1/2 HP Cast Iron 390.250255 1-1/4” 1” Shallow Well Jet...
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Page 9: Troubleshooting
TROUBLESHOOTING CHART SYMPTOM POSSIBLE CAUSE(S) CORRECTIVE ACTION Motor will not run 1. Disconnect switch is off 1. Be sure switch is on 2. Fuse is blown 2. Replace fuse 3. Starting switch is defective 3. Replace starting switch 4. Wires at motor are loose, 4. -
Page 10: Repair Parts
REPAIR PARTS 18 19 To Order Parts, Call Sears Product Service, 1-800-366-7278 2739 0197 SRS Model 390.250255 Qty. Part Number Used Description J218-953C Motor - 115/230V - 60 Cycle 17351-0009 Water Slinger N3-9 Seal Plate N20-35 Gasket - Seal Plate... - Page 11 REPAIR PARTS Shallow Well Jet Pump Air Volume Control Package For Use With Standard Air Tanks (Not Furnished - Must be purchased separately) Part Number Description 2761 Air Volume Control U78-774P Reducer Bushing - 1-1/4” x 1/4” NPT U37-17GPT Nipple - 1/4” x 1-1/2” U37-205P Tube - AVC U111-86T...
- Page 12 OWNER’S ® MANUAL SHALLOW WELL JET PUMP Model No. 390.250255 For the repair or replacement parts you need Call 7 am - 7 pm, 7 days a week 1-800-366-PART (1-800-366-7278) For in-home major brand repair service Call 24 hours a day, 7 days a week...