Sears CRAFTSMAN 390.2521 Owner'S Manual Download Page 1

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OWNER’S

MANUAL

MODEL NO.

390.2521

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.

• Safety Instructions
• Installation
• Electrical
• Maintenance
• Repair Parts

PRINTED IN U.S.A.

PROFESSIONAL
1/2 HP SHALLOW WELL
WATER SYSTEM

Form No.

F642-04075

(8/3/04)

Summary of Contents for CRAFTSMAN 390.2521

Page 1: ...tructions Before First Use of This Product Save This Manual For Future Reference Sears Roebuck and Co Hoffman Estates IL 60179 U S A Safety Instructions Installation Electrical Maintenance Repair Part...

Page 2: ...covered while installing pump to prevent leaves and other debris from falling into well con taminating well and possibly damaging pump 4 Protect pump and piping system from freezing Allowing pump or...

Page 3: ...nto the pump Pre Charged Tank The tank serves two functions It provides a reservoir of water under pressure and maintains a cushion of air pres sure to prevent pipe hammering and possible damage to pl...

Page 4: ...ould pump water would therefore be 15 feet PUMP TANK INSTALLATION Pump NOTICE Use Teflon tape supplied with the pump or Plasto Joint Stik1 for making all pipe thread connections to the pump itself To...

Page 5: ...low faucets to run until you have a steady air free stream 3 Open and close faucets repeatedly until you are sure all air has been removed 4 If stream does not become steady air may be leaking into th...

Page 6: ...dial counter clockwise until 115 shows in the dial window 3 Reinstall the Motor end cover 4 Go to Wiring Connections below Hazardous voltage Can shock burn or kill Connect ground wire before connectin...

Page 7: ...ately Figure 1 Page 4 2 Fill pump with water 3 Replace priming plug using Teflon tape or Plasto Joint Stik2 on plug threads tighten plug 4 Start the pump Water should be pumped in 1 2 minutes If not r...

Page 8: ...f tank 8 Place replacement bag on a clean surface with opening up Flatten bag and force air out 9 Tightly roll bag towards center opening 10 Before center opening is covered up force air out of re mai...

Page 9: ...f O ring and clamp E Assemble base mounting bolts Connect pressure switch tubing and close drain cock F Prime pump and turn on power G Check for leaks Removing Motor for Service and Replacing Shaft Se...

Page 10: ...ions 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 instruction...

Page 11: ...causing excess friction new steel pipe above 3 Offset piping is too small in size 3 Use larger offset piping Pump pumps water 1 Pressure switch is out of adjustment 1 Adjust or replace pressure switc...

Page 12: ...13 14 15 16 17 18 19 20 21 22 23 25 26 26A 27 28 29 30 587 1193 24 Pump Only Model 390 2521 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...

Page 13: ...16 N176 28PB Tank Body Assembly Front Half Includes Key No s 11 12 13 14 15 16 19 20 21 23 and 24 16 N76 28P Tank Body Only Front Half 17 U37 673P Switch Tube 18 U111 212T 90 Hose Barb 19 U9 226 O Ri...

Page 14: ...or Store Model 390 2521 Key 1 2 HP Qty No Part Number Used Description 1 29135 1 Tank Assembly Includes Diaphragm Elbow Valve Nuts Washers Inlet Flange U20 13 1 Bag Vinyl 1 Air Valve w Cap 2 U31 446P...

Page 15: ...15...

Page 16: ...about an existing Agreement call 9 am 5 pm Monday Saturday 1 800 827 6655 M A I N T E N A N C E A G R E E M E N T America s Repair Specialists REPAIRSERVICES America s Repair Specialists REPAIRSERVICE...