Installation, Operation, Repair and Parts Manual
Contents
1. P HYPRO 2088 Agricultural Series Pumps Form 911 396 6 11 Rev A Installation Operation Repair and Parts Manual Description Model 2088 343 135 Model 2088 343 500 Model 2088 394 144 Automatic Demand Pumps 12 VDC These SHURflo 2088 Series diaphragm pumps deliver reliable performance in high flow moderate pressure applications They are used in a variety of spot spray ing multi tip spraying and fertilizer drip applications that require flows of up to 3 6 GPM 13 6 l min They are available in a variety of chemical resistant materials No Control 12 VDC These SHURflo 2088 Series diaphragm pumps deliver reliable performance in high flow moderate pressure applications They are used in a variety of spraying and transferring applications that require flows of up to 3 3 GPM 12 5 l min They are available in a variety of chemical resistant materials can be mounted in any position and are designed for easy maintenance Automatic Demand 115 VAC These SHURflo 2088 Series pumps offer the same reliability as the 12 VDC version except in 115 VAC capacity They are used in a variety of spot spraying mini bulk transfer and fertilizer applications that require flows of up to 3 2 GPM 12 1 l min They are available in a variety of chemical resistant materials Self priming up to 12 vertical feet 3 7m Chemical resistant materials Can run dry without damage Automatic demand Built in check va2. 231 40 94 232 05 94 238 03 11 111 00 2088 394 144 N A N A 94 237 00 94 231 30 94 232 05 94 238 03 11 195 01 2088 394 154 94 236 11 94 230 36 94 237 05 94 231 30 94 232 05 94 238 03 11 150 10 911 396 6 11 Rev A Notes 911 396 6 11 Rev A Notes 911 396 6 11 Rev A Limited Warranty on Hypro SHURflo Agricultural Pumps amp Accessories Hypro SHURflo hereafter Hypro agricultural products are warranted to be free of defects in material and workmanship under normal use for the time periods listed below with proof of purchase Pumps one 1 year from the date of manufacture or one 1 year of use This limited warranty will not exceed two 2 years in any event Accessories ninety 90 days of use This limited warranty will not apply to products that were improperly installed misapplied damaged altered or incompatible with fluids or components not manufactured by Hypro All warranty considerations are governed by Hypro s written return policy Hypro s obligation under this limited warranty policy is limited to the repair or replacement of the product All returns will be tested per Hypro s factory criteria Products found not defective under the terms of this limited warranty are subject to charges paid by the returnee for the testing and packaging of tested good non warranty returns No credit or labor allowances will be given for products r
3. as indicated on the motor label Use an approved wire of the size specified or heavier 14 AWG 2 5 Mm2 or heavier SEE PUMP 16 AWG MOTOR LABEL C UL TEW UL 1015 or heavier 1 Mm2 VDE reguires a fuse slow blow or eguivalent circuit breaker A CAUTION Circuit protection is dependent on the individual applica tion reguirements Failure to provide proper overload ther mal devices may result in a motor failure which will not be covered under warranty 911 396 6 11 Rev A Symptom Pump will not start Pump will not prime no discharge motor runs Leaks from pump head or switch Pump will not shut off pressure switch equipped Noisy rough operation Troubleshooting Corrective Action s Check fuse or breaker Check for correct voltage 10 and electrical connections Check pressure switch operation and correct voltage at switch or motor wires as equipped Check rectifier or motor for open or grounded circuit Check for locked drive assembly Check to see if out of product Check strainer for debris Check inlet tubing plumbing for severe vacuum leak Check to see if inlet outlet tubing is severely restricted kinked Check for debris in pump inlet outlet valves Check for proper voltage with the pump operating 10 Inspect pump housing for cracks Check for loose screws at switch or pump head Check to see if switch diaphragm is ruptured or pinched Check for pun
4. containing hazardous chemicals 911 396 6 11 Rev A 4 Before returning pump for service repair drain out all liquids and flush unit with neutralizing liquid Then drain the pump Attach tag or include written notice certifying that this has been done NOTE It is illegal to ship or transport any hazardous chem icals without United States Environmental Protection Agency Licensing Pressure Switch Operation The pressure switch reacts to outlet pressure and inter rupts power at the preset shut off pressure indicated on the pump label When outlet pressure drops below a pre determined limit typically 15 20 psi 1 1 4 bar less than the shut off pressure the switch will close and the pump will operate until the shut off high pressure is achieved The shut off pressure is set to factory calibrated stan dards See the motor label for specific pump specifica tions A CAUTION Improper adjustment of the pressure switch may cause severe overload or premature failure Failures due to improper adjustment of the pressure switch will not be covered under the limited warranty If the plumbing is restrictive or the flow rate is very low the pump may re pressurize the outlet faster than the fluid is being released causing rapid cycling ON OFF WITHIN 2 seconds If the pump is subjected to rapid cycling during normal operation or for infrequent periods damage may occur Applications which exhibit rapid cycling should ha
5. to isolate vibration noise Plumbing Flexible high pressure tubing compatible with the fluid should be used to connect the inlet outlet ports Tubing should be either 3 8 or 1 2 10 or 13 mm I D and at least an 18 in 46 cm length is suggested to minimize stress on the fitting ports and reduce noise Allow for the shortest possible tubing route and avoid sharp bends that may kink over time NOTE Restrictions on the inlet may cause vacuum levels to reach the fluid vapor pressure causing cavitation degassing vapor lock and a loss in performance Inlet pressure must not exceed 30 psi 2 1 bar maximum 1 2 Male threaded models are intended to be used with SHUR lo swivel barb fittings which seal with an internal taper when hand tightened Standard 1 2 NPT fittings may be used when tightened to a maximum torque of 3 7 ft lbs 45 in lbs 5 Nm continued 911 396 6 11 Rev A Plumbing continued NOTE SHURflo does not recommend the use of metal fittings or rigid pipe to plumb the inlet outlet ports Standard plastic male and female threaded fittings can be acquired at commercial plumbing supply stores SHURflo also distrib utes swivel barb fittings and special fittings through its dealers A CAUTION Sealers and Teflon tape may act as a lubricant causing cracked housings or stripped threads due to over tighten ing Care should be used when applying sealers Sealers may enter the pump inhibit
6. 651 766 6300 800 424 9776 Fax 800 323 6496 2011 Hypro www hypropumps com
7. ards of handling unknown fluids Be prepared to give Hypro full details of the problem including the model number date of purchase and from whom you purchased your product Hypro may request additional information and may require a sketch to illustrate the problem Contact Hypro Service Department at 800 468 3428 to receive a Return Merchandise Authorization number RMA Returns are to be shipped with the RMA number clearly marked on the outside of the package Hypro shall not be liable for freight damage incurred during shipping Please package all returns carefully All products returned for warranty work should be sent shipping charges prepaid to HYPRO Attention Service Department 375 Fifth Avenue NW New Brighton MN 55112 For technical or application assistance call the Hypro Technical Application number 800 445 8360 or send an email to technical hypropumps com To obtain service or warranty assistance call the Hypro Service and Warranty number 800 468 3428 or send a fax to the Hypro Service and Warranty FAX 651 766 6618 Carriers including U S P S airlines UPS ground freight etc require specific identification of any hazardous material being shipped Failure to do so may result in a substantial fine and or prison term Check with your shipping company for specific instructions gt Pentair SPRAY amp INJECTION TECHNOLOGIES GROUP gt 375 Fifth Avenue NW New Brighton MN 55112 Printed in the USA Phone
8. ctured diaphragm if fluid is present at bottom drain Check to see if output line is closed and no leaks Check for air trapped in outlet line or pump head Check for correct voltage to pump 10 Check inlet outlet valves for debris or swelling Check for loose drive assembly or pump head screws Check pressure switch operation and or if adjustment incorrect Check mounting feet to see if they are compressed too tight Does the mounting surface multiply noise flexible Check for loose pump head or drive screws Is the pump plumbed with rigid pipe causing noise to transmit Service Kits Kits are readily available to repai ing easy installation To ensure included with the order Contact Model Number Complete Pump head Switch Check Valve Assem r standard 2088 series pumps Repair kits include simple illustrated instructions allow that the correct kit is received the model number and all name plate data must be a SHURFflo distributor or SHURflo directly to order the necessary repair kit 5 6 Bypass Non Drive Impeller Upper Housing Bypass Valve Diaphragm bly Assembly Assembly Assembly Assembly 2088 313 145 94 286 15 94 230 55 94 237 05 94 231 30 94 232 05 94 238 03 11 185 06 2088 343 135 94 236 11 94 230 36 94 237 05 94 231 30 94 232 05 94 238 03 11 111 00 2088 343 170 N A N A N A 94 231 40 94 232 05 94 238 03 11 174 01 2088 343 500 N A N A N A 94
9. eturned as defective Warranty replacement will be shipped on a freight allowed basis Hypro reserves the right to choose the method of transportation This limited warranty is in lieu of all other warranties expressed or implied and no other person is authorized to give any other warranty or assume obligation or liability on Hypro s behalf Hypro shall not be liable for any labor damage or other expense nor shall Hypro be liable for any indirect incidental or consequential damages of any kind incurred by the reason of the use or sale of any defective product This limited warranty covers agricultural products distributed within the United States of America Other world market areas should consult with the actual distributor for any deviation from this document Return Procedures All products must be flushed of any chemical ref OSHA section 1910 1200 d e f g h and hazardous chemicals must be labeled tagged before being shipped to Hypro for service or warranty consideration Hypro reserves the right to request a Material Safety Data Sheet from the returnee for any pump product it deems necessary Hypro reserves the right to disposition as scrap products returned which contain unknown fluids Hypro reserves the right to charge the returnee for any and all costs incurred for chemical testing and proper disposal of components containing unknown fluids Hypro requests this in order to protect the environment and personnel from the haz
10. ing valve action causing no prime or no shut off Failures due to foreign debris are not covered under warranty Installation of a 50 mesh strainer is recommended to pre vent foreign debris from entering the pump If a check valve is installed in the plumbing it must have a cracking pressure of no more than 2 psi 14 bar Electrical A CAUTION Electrical wiring should be performed by a qualified elec trician in accordance with all local electrical codes The pump should be on a dedicated individual circuit controlled with a double pole switch U L C UL certified rated at or above the fuse ampere indicated by the pump motor label Depending on distance of the power source from the pump and ampere load on the circuit wire may need to be heavier than indicated by the chart A CAUTION All 115 VAC and 230 VAC pump motors and systems MUST be grounded per local and state electrical codes Voltage 12 DC 24 DC 36 DC Red positive Black negative Black common White neutral Green ground Brown common Blue neutral Green Yellow ground 115 AC 230 AC Improper duty cycle and or rapid start amp stop conditions may cause the internal thermal breaker if equipped to trip or can result in premature motor failure due to exces sive heat For the pump to meet U L C UL requirements the circuit MUST be protected with a slow blow fuse U L C UL cer tified or equivalent circuit breaker
11. lve varies by model prevents back flow of fluid into the solution tank Continuous duty motor on fin cooled version Self priming up to 12 vertical feet 3 7m Chemical resistant materials Can run dry without damage Built in check valve may vary by model prevents back flow of fluid through the pump Self priming up to 12 vertical feet 3 7m Chemical resistant materials Can run dry without damage Automatic demand Built in check valve may vary by model prevents back flow of fluid into the solution tank General Safety Information NOTE Notes are used to notify of installation operation or maintenance information that is important but not safety related A CAUTION Caution is used to indicate the presence of a hazard which will or may cause minor injury or property damage if the notice is ignored A CAUTION Intermittent Duty is defined as operated and or fre quently started within a period of time that would cause the motor to reach its maximum thermal limits Once the maximum thermal limit is obtained the motor must be allowed to return to ambient tempera ture before resuming operation A CAUTION DO NOT use to pump flammable liquids Never oper ate the pump in an explosive environment Arcing from the motor brushes switch or excessive heat from an improperly cycled motor may cause an explo sion A CAUTION DO NOT assume fluid compatibility If the fluid is improperly matched to the pum
12. ps elastomers a leak may occur Pumps used to transfer hazardous or hot max temperature 170 F 76 C viton only chemicals must be in a vented area to guard against the possibility of injury due to harmful or explosive liquid vapors AWARNING Warning denotes that a potential hazard exists and indicates procedures that must be followed exactly to either eliminate or reduce the hazard and to avoid serious personal injury or prevent future safety problems with the product ADANGER Danger is used to indicate the presence of a hazard that will result in severe personal injury death or property damage if the notice is ignored A CAUTION DO NOT operate the pump at pressures which cause the motor to exceed the amperes rating indicated on the name plate Various pump models are equipped with thermal breakers to interrupt operation due to excessive heat Once the temperature of the motor is within proper limits it will automatically reset and the pump will start operation without warning A CAUTION To prevent electrical shock disconnect power before initiating any work In the case of pump failure the motor housing and or the pumped fluid may carry high voltage to components normally considered safe Hazardous Substance Alert 1 Always drain and flush pump before servicing or dis assembling for any reason see instructions 2 Always drain and flush pump prior to returning unit for repair 3 Never store pumps
13. ve restrictions in the outlet minimized If not feasible consider a SHURflo accumulator or a SHURflo bypass model pump Bypass Operation A bypass pump may be used for applications that normal ly induce frequent start stop of the motor and thereby cre ate a potential for overheating Models equipped with an internal bypass are designed to pump at high pressure while at low flow rates Bypass models equipped with a switch may operate for several seconds even though the outlet side has been closed off Contact SHURflo for information regarding bypass pumps Mounting The 2088 series pumps are self priming Horizontal and vertical prime vary depending on the fluid viscosity and pump configuration The pump should be located in an area that is dry and pro vides adequate ventilation If mounted within an enclo sure provisions to cool the motor may be necessary Heat sinks which attach to the motor are available from SHUR lo if increased heat dissipation is necessary A CAUTION DO NOT locate the motor near low temperature plastics or combustible materials The surface temperature of the motor may exceed 250 F 120 C The pump may be mounted in any position However if mounting the pump vertically the pump head should be in the down position so that in the event of a leak fluid will not enter the motor Secure the rubber feet with 8 hardware DO NOT com press the feet doing so will reduce their ability
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