Valuflo 1000 Installation Manual
Contents
1. impeller If you are replacing the seal Detach bracket from motor Remove carbon graphite seal from bracket by pressing out from the back Do not dig out from the front If you are replacing the seal No A oN Ne Proudly Made in the USA Economy With Efficiency 2014 MDM INC ValuFlo 1000 MAINTENANCE Lubrication Motor Permanently Lubricated ball bearings no service required Rotary Seal Requires no lubrication after assembly WARNING EYE PROTECTION IS STRONGLY RECOMMENDED The pump must be drained before servicing or if stored below freezing temperatures Periodic replacement of seals may be required due to normal carbon wear Symptom Problem Resolution U Prime system with water and purge all air from suction piping Insufficient Prime Install check valve RE Verify power supply and connection from panel to pump Insufficient Power Verify proper voltage Some models are dual voltage 115 230 Ensure valves are open No Flow NO Ensure plumbing is clear including suction strainers check valves etc Flow Restriction Verify check valve orientation and direction of permitted flow Clean out leaves or other debris from basket strainer if applicable Air leak Fix air leaks at fittings connections strainer basket etc This typically occurs on the intake side System Incompatibility Verify hydraulic compatibility i e pump amp p2. ValtiFlo 1000 INSTALLATION AND SERVICE MANUAL Please fill in for future reference MODEL SERIAL NUMBER DATE PURCHASED Please fill out the warranty registration card included with this product or online at www mdminc com FNA ValuFlo XXXXVAFXX S N XXXX XXXXXX TYPE STRAIGHT CENTRIFUGAL MATERIAL 40 GLASS FILLED POLYPROPYLENE MOTOR NEMAC FACE 56 HARDWARE STAINLESS STEEL HORSEPOWER 1 8 1 6 1 4 1 3 1750 RPM ACCESORIES 90 CUBIC INCH STRAINER BASKETS 1 5 amp 2 VOLTAGE 115 230 SWING CHECK VALVES 1 5 2 3 INLET 1 1 2 FNPT 500 CUBIC INCH STRAINER BASKETS DISCHARGE 1 1 2 FNPT 1 1 2 2 3 WARNING Please read completely before you install or operate your new pump This is an external out of pond pump It is NOT submersible Do NOT allow this pump to become submerged Never run dry Max case pressure 65 PSI Proudly Made in the USA Economy With Efficiency 2014 MDM INC PN Pek ValUFlo 1000 We congratulate you on your choice of the Valuflo 1000 Centrifugal Pump It has been carefully designed using the advantages of today s technology and carefully constructed to give you the dependability of yesterday To insure proper performance we urge you to carefully follow the instructions in this manual If you have any questions call your nearest distributor or M D M for assistance INSTALLATION Please read carefully When properly
3. installed the Valuflo 1000 will provide dependable trouble free service Locate the pump as near the water source as possible A flooded suction situation is preferred The pump is not self priming therefore if the fluid level is below the pump a swing check valve must be installed and the pump primed prior to start up Figure 2 Mount motor base to a secure immobile foundation Use only plastic fittings on both the intake and discharge ports Seal pipe connections with Teflon paste These fittings should be self supported and in neutral alignment with each port i e Fittings must not be forced into alignment which may cause premature line failure or damage to the pump volute For non flooded installations a strainer basket and check valve are recommended Never restrict the intake Keep both input and discharge lines as free of elbows and valves as possible Always use pipe of adequate diameter This will reduce friction losses and maximize output This pump is not self priming It must not be run dry We recommend a flooded suction installation Please read carefully When properly installed the pump will provide dependable trouble free service For additional plumbing tips review MDM s website www mdminc com for pond plumbing and pump installation hints mA BALL VALVE J _A_ oJ Cs FLOODED SUCTION i PUMP SWING CHECK VALVE WARNING DO NOT RUN DRY Figu
4. ipe are sized for the system Air leak Fix air leaks at fittings connections strainer basket etc This typically occurs on the intake side System Incompatibility Verify hydraulic compatibility i e pump amp pipe are sized for the system a Verify power supply and connection from panel to pump Insufficient Power Verify proper voltage Some models are dual voltage 115 230 Ensure valves are open Flow Restriction Ensure plumbing is clear including suction strainers check valves etc Low Flow Clean out leaves or other debris from basket strainer if applicable Insufficient Prime Prime system with water and purge all air from suction piping Verify airtight plumbing on the suction plumbing especially fittings Clean out leaves or other debris from basket strainer if applicable Cavitation Increase pipe size where possible Decrease suction pipe length reduce the number of elbows etc Verify hydraulic compatibility i e pump and pipe are sized for the system Sporadic Operation Insufficient Power Verify power supply and connection from panel to pump Verify proper voltage Some models are dual voltage 115 230 Poor Ventilation Ensure adequate aiflow over motor to prevent overheating Excessive Noise Verify airtight plumbing on the suction plumbing especially fittings Clean out leaves or other debris from basket strainer if applicable Cavitation I
5. ncrease pipe size where possible Decrease suction pipe length reduce the number of elbows etc Verify hydraulic compatibility i e pump and pipe are sized for the system Insufficient Power Verify power supply and connection from panel to pump Verify proper voltage Some models are dual voltage 115 230 Ensure valves are open Flow Restriction Ensure plumbing is clear including suction strainers check valves etc Verify check valve orientation and direction of permitted flow s Y INCORPORATED Proudly Made in the USA MDM INCORPORATED 3345 N Cascade Ave Colorado Springs CO 80907 Toll Free Phone 800 447 8342 Fax 866 425 1346 www mdminc com info mdminc com Gasgacinch is a registered trademark of Porter Manufacturing Noryl is a registered trademark of the General Electric Company Teflon is a registered trademark of DuPont Company ValuFlo is a registered trademark of MDM Incorporated Valuflo 1000 Installation Manual indd Adobe Indesign CC 06 06 14 2014 MDM INC Economy With Efficiency
6. re 2 STATE AND LOCAL ORDINANCES IMPROPER WIRING MAY NOT ONLY BE A SAFETY HAZARD BUT MAY PERMANENTLY DAMAGE THE MOTOR AND OR WARNING ALWAYS SHUT OFF ELECTRICAL POWER BEFORE INSTALLATION AND OR SERVICING THIS PUMP ALL ELECTRICAL WIRING SHOULD MEET PUMP 250V 50 HZ MOTORS AVAILABLE CONTACT YOUR SUPPLIER FOR INFORMATION ELECTRICAL HOOK UP Check that supply voltages match the motor s requirements Check motor wiring and connect according to instructions on motor to match supply voltage Power cord should be protected by conduit or by cable and be of proper gauge It should be no longer than necessary Power should be drawn directly from a box with circuit breaker protection or with a fused disconnect switch Proudly Made in the USA Economy With Efficiency 2014 MDM INC valtFlo 1000 PUMP END ASSEMBLY l Clean and inspect all pump parts 0 ring seal seats motor shaft etc 2 Apply sealant to the bracket bore ID wall and around the seal case follow sealant mfg instructions We recommend using Gasgacinch Silicone sealant can also be used Press carbon graphite seal into bracket while taking care not to damage carbon graphite face 4 Place slinger rubber washer over motor shaft and mount bracket to motor Carefully lubricate the seal seat elastomer OD and impeller hub ID with water Press the seal seat into the impeller hub making certain that the ceramic is in evenly the sealing surface should be parallel wi
7. th the impeller hub 6 Carefully lubricate carbon graphite and ceramic sealing surfaces with CLEAN water Do not use silicon lubricants or grease 7 Assemble Bracket to motor with four M bolts 8 Thread impeller onto shaft and tighten If required remove motor end cap and use a screwdriver on the back of motor shaft to prevent shaft rotation while tightening Replace motor end cap 9 Seat large O ring in volute slot and assemble volute to bracket with seven 1 4 20 x 2 3 4 hex cap screws washers and nuts Tighten in a cross pattern 30 in Ibf 10 Install drain plug with its O ring in volute drain hole 11 Before operating pump allow a proper cure time for the sealant used in step 2 BRACKET DESCRIPTION MDM P N SLINGER DRAIN PLUG O RING DRAIN PLUG 0 VOLUTE LOCK NUT Note These part numbers are only for standard models within the Valuflo 1000 series 1000 05__ Consult Factory for Impeller VOLUTE DRAIN PLUG amp O RING 38 O P BOLT amp WASHER Motor illustration is for reference only DISASSEMBLY Shut off power to motor before disconnecting any electrical wiring from the back of the motor Disassemble volute from bracket by removing the seven 1 4 20 threads per inch x 2 3 4 hex cap screws Remove cap covering shaft at back of motor and with a large screwdriver prevent shaft rotation while unscrewing impeller Remove ceramic piece from
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