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SHALLOW WELL PUMP 

3/4 Horsepower, PVC Housing

47907

SEt UP And OPErAting inStrUCtiOnS

Visit our website at: http://www.harborfreight.com

 

read this material before using this product. 

Failure to do so can result in serious injury. 

SAVE tHiS MAnUAL.

Copyright

©

 2002 by Harbor Freight Tools

®

.  All rights reserved.  No portion of this manual or any artwork contained 

herein may be reproduced in any shape or form without the express written consent of Harbor Freight Tools.  Diagrams 

within this manual may not be drawn proportionally.  Due to continuing improvements, actual product may differ slightly 

from the product described herein.  Tools required for assembly and service may not be included.

For technical questions or replacement parts, please call 1-800-444-3353.

Manual revised 09e; 09f, 09k

Summary of Contents for 47907

Page 1: ...hts reserved No portion of this manual or any artwork contained herein may be reproduced in any shape or form without the express written consent of Harbor Freight Tools Diagrams within this manual may not be drawn proportionally Due to continuing improvements actual product may differ slightly from the product described herein Tools required for assembly and service may not be included For techni...

Page 2: ...ury CAUTION without the safety alert symbol is used to address practices not related to personal injury Safety Warnings and Precautions WARNING Read all safety warnings and instructions Failure to follow the warnings and instructions may result in electric shock fire and or serious injury Save all warnings and instructions for future reference Read all instructions before use Keep work area clean ...

Page 3: ...eflexes are impaired while taking drugs If there is any doubt do not install the Pump RECOMMENDED MINIMUM WIRE GAUGE FOR EXTENSION CORDS 120 VOLT NAMEPLATE AMPERES at full load EXTENSION CORD LENGTH 25 50 100 150 0 6 18 16 16 14 6 1 10 18 16 14 12 10 1 12 16 16 14 12 12 1 16 14 12 Do not use TABLE A USE PROPER EXTENSION CORD 14 Make sure your extension cord is in good condition When using an exten...

Page 4: ...Health Safety Code 25249 5 et seq The warnings cautions and instruc 22 tions discussed in this instruction manual cannot cover all possible con ditions and situations that may occur It must be understood by the operator that common sense and caution are factors which cannot be built into this product but must be supplied by the operator Unpacking When unpacking make sure the item is intact and und...

Page 5: ... warranty Foot Valve Check Valve Well Seal Shallow Well Pump To Household Water System Standing Water Level With Well Pump Off Pumping Water Level with Well Pump Operating Outlet Water Level Vertical Well Lift Head Slope slightly Downward to well Length of off set line Add when calculating total suction lift due to friction Fig 2 2 The illustration above shows an example of a proper shallow well p...

Page 6: ... pump s housing Caution DO NOT INSERT fittings into the Intake Hole farther than 1 2 this can DAMAGE the Pump diminish Pump functions and or STOP water flow Keep the Head the height that the 8 pump discharge must push water before discharge to a minimum The Vertical Well Lift Off set Line Length and Head added together must be less than Max Total Head to have flow at output Effective flow decrease...

Page 7: ...e gauge to insure that the rubber bladder maintains the required air pressure Make sure the intake pipe is fully 2 submerged before continuing Before starting the pump for the first 3 time prime it by pouring clean water into the Priming Inlet This is a self starting pump that uses a 4 pressure switch Once the power cord is connected and the unit is switched on the pump can start at any time Do no...

Page 8: ...Inlet screen clogged 5 Prime pump 1 Reduce lift height 2 Submerge the inlet 3 Check pipe and seals 4 Clean screen 5 Only a low volume of water flows Inlet pipe is too small 1 Liquid is too dirty 2 Lifting height exceeded 3 Tank s rubber bladder under inflated 4 Piping corroded causing friction 5 Increase pipe diameter 1 Clean screen frequently 2 Reduce lifting height 3 Inflate to 26 29 PSI 4 Repla...

Page 9: ...suction line into water and re 4 prime If water is deeper than 26 ft then a deep well pump may be needed Motor runs but water is not pumping Improper priming 1 Air leakage 2 Vertical lift too high 3 Water level below suction inlet of foot 4 valve Frozen pipes 5 Foot valve in dirt or sand 6 Foot check valve clogged 7 Pressure switch is set too low 8 Prime the pump by pouring clean water 1 into the ...

Page 10: ...ber Cover 1 19 O ring 1 20 Capacitor Cover 1 Part Description Qty 21 Capacitor 1 22 Side Cover 1 23 Switch Seal Plate 1 24 Waterproof Switch 1 25 Screw 3 5 x 20 3 26 Hex Nut M8x20 4 27 Front Cover 1 28 Rubber Ring 1 29 O ring 1 30 Flange 1 31 Immobile Ring 1 32 Motor Ring 1 33 Impeller 1 34 Flow Guide Plate 1 35 O ring 1 36 Flow Guide Assy 1 37 O ring 1 38 Pump Shell 1 39 Lg Valve Cover 2 40 O rin...

Page 11: ...Hex Nut 2 5A Capacitor Cover 1 6A Pressure Meter 1 7A Cable 1 8A Switch 1 9A Connector 1 10A Cord and Plug 1 11A Tube 1 12A Latex Seal 1 13A Latex Seal 1 51A Rubber Bladder internal 1 56 PTFE Thread Seal Tape Roll 1 57 Foot Valve 1 58 Check Valve 1 Note When ordering a part from this drawing you must include the suffix A with the number Parts marked with a caret are not shown on the diagram ...

Page 12: ... or for incidental contingent special or consequential damages arising from the use of our product Some states do not allow the exclusion or limitation of incidental or consequential damages so the above limita tion of exclusion may not apply to you This warranty is expressly in lieu of all other warranties express or implied including the warranties of mer chantability and fitness To take advanta...

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