Harbor Freight Tools 47907 User's Manual
Contents
1. Always disconnect pump from power source before attempting any maintenance 1 Clean the inlet screen regularly to remove accumulated debris 2 Use pressure gauge to test pressure in Tank s Rubber Bladder 51 Pressure should range between 18 and 19 PSI 3 Wipe the pump clean with a soft damp cloth with soapy water Do not use solvents Do not get the electrical components wet 4 If storing the pump for a long time store it in a dry location and apply a light layer of oil to the metal parts prior to storage to inhibit rust 5 To drain the pump disconnect the water lines and turn it upside down PLEASE READ THE FOLLOWING CAREFULLY THE MANUFACTURER AND OR DISTRIBUTOR HAS PROVIDED THE PARTS DIAGRAM IN THIS MANUAL AS A REFERENCE TOOL ONLY NEITHER THE MANUFACTURER NOR DISTRIBUTOR MAKES ANY REPRESENTATION OR WARRANTY OF ANY KIND TO THE BUYER THAT HE OR SHE IS QUALIFIED TO MAKE ANY REPAIRS TO THE PRODUCT OR THAT HE OR SHE IS QUALIFIED TO REPLACE ANY PARTS OF THE PRODUCT IN FACT THE MANUFACTURER AND OR DISTRIBUTOR EXPRESSLY STATES THAT ALL REPAIRS AND PARTS REPLACEMENTS SHOULD BE UNDERTAKEN BY CERTIFIED AND LICENSED TECHNICIANS AND NOT BY THE BUYER THE BUYER ASSUMES ALL RISK AND LIABILITY ARISING OUT OF HIS OR HER REPAIRS TO THE ORIGINAL PRODUCT OR REPLACEMENT PARTS THERETO OR ARISING OUT OF HIS OR HER INSTALLATION OF REPLACEMENT PARTS THERETO REV 06i REV 07g SKU 47907 For technical questions please call 1 800 444 3353 Pa2. children away Children must never be allowed in the work area Do not let them handle Pump 4 Use the right pump for the job Do not attempt to force a small Pump to do the work of a larger industrial Pump There are certain applications for which this Pump was designed It will do the job better and more safely at the rate for which it was intended Do not modify this Pump and do not use this Pump for a purpose for which it was not intended 5 Dress properly Do not wear loose clothing or jewelry as they can be caught in moving parts Protective electrically non conductive clothes and non skid footwear are recommended when working Wear restrictive hair covering to contain long hair 6 Use eye and ear protection Always wear ANSI approved impact safety goggles and ear protection 7 Do not overreach Keep proper footing and balance at all times Do not reach over or across running machines 8 Maintain Pump with care Keep Pump clean for better and safer performance Inspect tool cords periodically If damaged have them repaired by a qualified technician SKU 47907 For technical questions please call 1 800 444 3353 Page 2 9 Disconnect power Unplug Pump when not in use 10 Stay alert Watch what you are doing use common sense Do not install Pump when you are tired 11 Check for damaged parts Before using Pump any part that appears damaged should be carefully checked to determine that it will operate properly and perform
3. its intended function Check for alignment and binding of moving parts any broken parts or mounting fixtures and any other condition that may affect proper operation Any part that is damaged should be properly repaired or replaced by a qualified technician 12 Guard against electric shock Prevent body contact with grounded surfaces such as pipes radiators ranges and refrigerator enclosures 13 Replacement parts and accessories When servicing use only identical replacement parts Use of any other parts will void the warranty Only use accessories intended for use with this tool Approved accessories are available from Harbor Freight Tools 14 Do not install Pump if under the influence of alcohol or drugs Read warning labels on prescriptions to determine if your judgment or reflexes are impaired while taking drugs If there is any doubt do not install the Pump 15 Use proper size and type extension cord If an extension cord is required it must be of the proper size and type to supply the correct current to the tool without heating up Otherwise the extension cord could melt and catch fire or cause electrical damage to the tool This tool requires use of an extension cord of 0 to 10 amps capability up to 50 feet with wire size rated at 18 AWG Longer extension cords require larger size wire If you are using the tool outdoors use an extension cord rated for outdoor use signified by WA on the jacket 16 Maintenance F
4. LCENTRAL MACHINERY SHALLOW WELL PUMP 3 4 Horsepower PVC Housing Model 47907 ASSEMBLY and OPERATING INSTRUCTIONS 3491 Mission Oaks Blvd Camarillo CA 93011 Visit our Web site at http Awww harborfreight com 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 For technical questions and replacement parts please call 1 800 444 3353 Specifications Motor 120 Volt 60 Hz 4 Amps start up 140 Feat aora SS 25 SATs Save This Manual You will need the manual for the safety warnings and precautions assembly instructions operating and maintenance procedures parts list and diagram Keep your invoice with this manual Write the invoice number on the inside of the front cover Keep the manual and invoice in a safe and dry place for future reference Safety Warnings and Precautions WARNING When using tool basic safety precautions should always be followed to reduce the risk of personal injury and damage to equipment Read all instructions before using this tool 1 Keep work area clean Cluttered areas invite injuries 2 Observe work area conditions Do not expose this pump to rain or direct immersion Don t expose to rain Keep work area well lighted Do not use electrically powered tools in the presence of flammable gases or liquids 3 Keep
5. at the number on the cover of this manual as soon as possible Installation Note For intake and discharge hose locations see FIGURE 1 on page 5 Note If power cords must be extended only use no less than UL approved 18 Gauge wire 1 Do not extend the wires more than 50 feet Install the pump on a rigid level platform above the water level This platform must provide a solid level surface that is capable of supporting the weight of the pump and attached piping filled with water Never allow the pump to become immersed in water The level of the intake port should not be more than 12 15 feet above the water Pumping efficiency falls off as the height above the water level increases Keep the vertical lift that the pump must move water before discharge at a minimum Vertical delivery above a few feet will degrade pump efficiency The intake port must have a screen Typical Installation not included attached to prevent introduction of debris into the pump At the end of the discharge pipe either purchase a pre made screen to fit or wrap loose screen and secure with wire Lay out the intake and discharge pipes with as few turns as possible to pre vent air pockets within the lines Air pockets interfere with pressure switch performance Intake and discharge pipes must have a minimum of 1 to 1 1 4 diameter Systems with larger vertical components should have larger diameter piping Keep in mind that the maximum ver
6. ge 6 Parts List Description Description Screw M8x12 Capacitor Motor Housing Side Cover Fan Blade Switch Seal Plate Rear Cover Waterproof Switch Spring Washer Screw 3 5 x 20 Motor Bolt M5x125 Hex Nut M8x20 Stator Front Cover Bearing Rubber Ring Rotor O ring Bearing Flange Rubber Sheath Immobile Ring Screw 4 2x15 Motor Ring Cable Block Impeller Cable Sleeve Flow Guide Plate Connection Cable O ring Screw 2 9x15 Flow Guide Assy Waterproof Cover O ring Rubber Cover Pump Shell O ring Lg Valve Cover O ring O OlIN I OD AIJ PP a a a a a a a l NM aa l aa a a ae BP lo ol l NINDS se ff me i ces et ee ee ee et eG ce sea ee ee Capacitor Cover Assembly Drawing NOTE Some parts are listed and shown for illustration purposes only and are not available indi vidually as replacement parts SKU 47907 For technical questions please call 1 800 444 3353 Page 7 ASSEMBLY DRAWING Note When ordering a part from this drawing you must include the suffix A with the number SKU 47907 Parts List A Description Compression Tank Pump Assembly Rubber Bladder internal For technical questions please call 1 800 444 3353 REV 08 05 Page 8
7. n damp or wet ground Do not plug in the power cord until step number 3 below 1 Make sure the intake pipe is fully submerged before operating the pump 2 Gently insert a screwdriver into the motor shaft and make sure the shaft turns freely See Figure 1 3 Important Note Before starting the pump for the first time prime it by pouring clean water into the Priming Valve Inlet see Figure 1 If water leaks from the drain valve underneath the pump securely close it and refill the unit 4 To begin pumping plug in the power cord REV O6i REV 07g SKU 47907 For technical questions please call 1 800 444 3353 Page 5 Problem The pump won t start The pump operates but it won t discharge water Pump has low capacity Troubleshooting Cause No power Blocked Impeller Pressure switch disconnected Thermal Protection cut out Inlet tube not submerged Air in suction pipe Inlet screen clogged Lifting height exceeded Inlet pipe is too small Liquid is too dirty Lift height exceeded Tank s rubber bladder under inflated Solution Check connections Free the motor shaft Check gauge Allow pump to cool Submerge the inlet Check pipe and seals Clean screen Reduce lifting height Increase pipe diameter Clean screen frequently Reduce lift height Inflate to 18 19 PSI Never disassemble the pump or motor as this will damage the water seals All repairs should be performed by a qualified technician Maintenance
8. or your safety maintenance should be performed regularly by a qualified technician Warning People with pacemakers should consult with their physician s before using this product operation of equipment in close proximity to a heart pacemaker could cause interference or failure of the pacemaker Warning Never operate this pump if the power cord or electrical components are damaged or the seals are compromised Never plug in the power cord when wet or standing on damp or wet ground Exercise extreme caution when working with electrical equipment in the presence of water to maintain your personal insulation to avoid shock Do not allow others in the work area when working with electrical equipment Use GFCI outlets when using this pump Note Performance of this tool if powered by line voltage may vary depending on variations in local line voltage Extension cord usage may also affect tool performance Warning The warnings cautions and instructions discussed in this instruction manual cannot cover all possible conditions 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 SKU 47907 For technical questions please call 1 800 444 3353 Page 3 Unpacking When unpacking check to make sure the parts listed on pages 7 and 8 are included If any parts are missing or broken please call Harbor Freight Tools
9. tical lift total vertical distance from the inlet screen to the discharge outlet is 140 feet For your protection the power outlet used should have a Ground Fault Circuit Interrupter GFCl Have it installed by a qualified electrician Keep the power line safely away from water The inlet and discharge lines should not be wedged or stressed in a way that puts strain on the pump Do not support the pump with the inlet and discharge lines This is a self starting pump that uses a pressure switch Once the power cord is connected the pump can start at any time Do not handle or perform maintenance on the pump if the power cord is plugged in SKU 47907 For technical questions please call 1 800 444 3353 Page 4 FIGURE 1 Discharge Priming Valve Inlet Shaft Air Valve not visible Note Compression Tank 1A has a Rubber Bladder 51 inside This Bladder must be pumped up with between 18 and Pressure Meter 19 PSI of air at all times On the end of the Compression Tank opposite the side with the Pressure Meter is an air valve located under a cover Remove the cover over the air valve and periodically moni tor this air valve with an air pressure gauge to ensure that the Rubber Bladder 51 maintains the required 18 to 19 PSI Operation Warning Never pump liquids containing abrasive materials such as sand Never pump flammable corrosive or volatile liquids Warning Never plug in the power cord when wet or standing o
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