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USE ONLY HAYWARD GENUINE REPLACEMENT PARTS 

Page 28 of 36 

MaxFlo VS Pump 

IS2303VSP2  Rev-B 

9.6.

 

Replacing the Motor Assembly 

13.

 

Slide the motor assembly, with the diffuser in place, into pump/strainer housing, being careful not to disturb the 
diffuser gasket. 

14.

 

Fasten assembly to pump/strainer housing using the four (4) 5/16" x 1.75" bolts.  (Be sure housing gasket is in 
place, and lubricated.  Replace if damaged).  Tighten bolts alternately and evenly to 185 inch-pounds. Looking at 
the back of the pump, start with the top right, move diagonal to the bottom left, then up to the top left and last 
across to the bottom right. 

10.

 

Replacement Parts 

10.1.

 

Parts Diagram 

Figure 10.1-1 

 

 

 

 

 

 

 

 

 

 

 

 

Summary of Contents for Maxflo VS SP2303VSP

Page 1: ...nt magnet motor MaxFlo VS is easily installed either as a programmable stand alone pump or with a Hayward or third party controller and features an easy to use digital control interface that can be mo...

Page 2: ...rocedure 14 5 Wiring Diagrams 15 5 1 Input Power Wiring Required 15 5 2 Wall Mounted Digital Control Interface Wiring Optional 15 5 3 External Relay Speed Control Wiring Optional for remote selection...

Page 3: ...Removing the Ceramic Seat 27 9 4 Seal Installation 27 9 5 Replacing the Impeller and Diffuser 27 9 6 Replacing the Motor Assembly 28 10 Replacement Parts 28 10 1 Parts Diagram 28 10 2 Parts Listing 2...

Page 4: ...Electric Code NEC USE OF NON HAYWARD REPLACEMENT PARTS VOIDS WARRANTY ATTENTION INSTALLER THIS MANUAL CONTAINS IMPORTANT INFORMATION ABOUT THE INSTALLATION OPERATION AND SAFE USE OF THIS VARIABLE SPE...

Page 5: ...NING Failure to bond pump to pool structure will increase risk for electrocution and could result in injury or death To reduce the risk of electric shock see installation instructions and consult a pr...

Page 6: ...e in off position and filter manual air relief valve must be in open position Before starting pump all system valves must be set in a position to allow system water to return back to the pool Do not c...

Page 7: ...hydraulic design Fully programmable with a self contained 24 hour clock and up to 8 custom speed and timer functions For enhanced pool management can be controlled by Hayward or third party pool and...

Page 8: ...ry 24 hours Check with local requirements for the minimum turnover rate Running the pump at a lower speed may require running the pump for a longer period of time in order to meet the turnover require...

Page 9: ...ING Hazardous Pressure Pumps filters and other equipment components of a swimming pool filtration system operate under pressure Incorrectly installed and or improperly tested filtration equipment and...

Page 10: ...wire required by code Connect ground terminal to electrical service ground 3 Bond pump to pool structure Bonding will connect all metal parts within and around the pool with a continuous wire Bonding...

Page 11: ...section 5 3 for more information regarding connecting MaxFlo VS and third party non software compatible Hayward controls 3 MaxFlo VS can communicate with and be controlled by Hayward pool and spa cont...

Page 12: ...ace cable as shown in the Wall Mounted Digital Control Interface Wiring diagram shown in section 5 2 to the motor drive RS485 terminal block and user interface PCB Use multi conductor jacketed cable s...

Page 13: ...4 12 2 Re USE ONLY H emoving the I F HAYWARD G MaxF nterface Mou igure 4 12 3 A GENUINE RE Flo VS Pum unting Plate to Adding the Bl PLACEMENT p o access the D lank Cover T PARTS Drive wiring co IS230...

Page 14: ...elay contacts as shown in the External Relay Speed Control Wiring diagram See section 5 3 6 If the installation will use the remote stop feature of the drive connect the digital input terminals to the...

Page 15: ...e Wiring Optional Figure 5 2 1 Connection wire must be rated for a minimum of 300V and may be up to 500 feet in length Use removable 4 position terminal block connectors for wiring connection to inter...

Page 16: ...relay contacts to select the speeds set in the Timer Menu see section 6 7 In addition to this section you may also consult the applicable pool control installation manual for electrical connection de...

Page 17: ...vable 4 position terminal block connector for wiring connection to motor drive PCB taking care to note the wire colors and corresponding numbers next to the connectors Terminal block must be installed...

Page 18: ...the SW200 DIP switch 1 must be ON 6 Startup Operation 6 1 Prior to Start Up If it is necessary to perform a water pressure test prior to initial use to ensure plumbing system is functioning properly t...

Page 19: ...with water before starting motor ATTENTION Do NOT add chemicals to pool spa system directly in front of pump suction Adding undiluted chemicals may damage pump and voids warranty ATTENTION Before remo...

Page 20: ...ough the setup menus when pressed The and arrow buttons are used to move between displays and to select parameters to edit and the and arrow buttons are used to change parameters 3 Status LEDs The CHE...

Page 21: ...als 1 through 4 c Speed X Speed where X equals 1 through 4 4 Diagnostics Menu see section 6 9 to view product diagnostic information a Display Firmware Revision b Drive Serial Number c Motor Drive Fir...

Page 22: ...30 second increments 10 Select Stand Alone or Relay Control Move to next menu item Note See section 5 3 for more detail 11 Enable or Disable Low Temp Operation Move to next menu item 12 Set temperatur...

Page 23: ...are to run 7 days per week 5 days per week Monday thru Friday or on a single day Monday thru Sunday Each timer is set up in this same manner When the pump is powered and the timers are set up the Time...

Page 24: ...without entering the Speeds Menu using the and arrow buttons to change the speed and then pressing the button to save the new speed setting 6 9 Diagnostic Menu Buttons Screen Used Comments 1 Use to e...

Page 25: ...operation the above message will be displayed The pump will stop within several seconds and will remain stopped until Stop Resume is pressed a second time at which point the pump will resume normal op...

Page 26: ...olume blower when air purging the pump filter or piping ATTENTION Allowing the pump to freeze with water in it will void the warranty ATTENTION Use ONLY propylene glycol as antifreeze in your pool spa...

Page 27: ...or shaft through the fan shroud on the back of the pump 4 Remove the impeller by rotating counterclockwise 9 3 Removing the Ceramic Seat 5 Remove the spring seal assembly and seal plate from the motor...

Page 28: ...rb the diffuser gasket 14 Fasten assembly to pump strainer housing using the four 4 5 16 x 1 75 bolts Be sure housing gasket is in place and lubricated Replace if damaged Tighten bolts alternately and...

Page 29: ...er 1 10 SPX2710CM Impeller 1 11 GMX600F Housing O Ring 1 12 SPX2700SA Shaft Seal Assembly 1 13 SPX2300E Seal Plate 1 14 SPX3200Z5PAK4 Motor Bolt 4 Pack 1 15 SPX2300G Motor Support with Base Mount Scre...

Page 30: ...sket loaded with debris Remove the strainer housing cover or the skimmer cover Clean the basket and refill the strainer housing with water Tighten the cover 5 Suction side clogged Contact a qualified...

Page 31: ...o the equipment pad 3 Foreign matter in the pump housing Loose stones debris hitting the impeller could be the cause Clean the pump housing 4 Motor bearings noisy from normal wear rust overheating or...

Page 32: ...al Service for additional assistance Check System Processor failed Indicates that there is a problem with the processor in the motor drive and that the motor drive may need to be replaced Contact Hayw...

Page 33: ...2303VSP2 Rev B DATE OF INSTALLATION ____________________ INITIAL PRESSURE GAUGE READING CLEAN FILTER _______________________ PUMP MODEL __________________ 12 Warranty 13 Product Registration Retain th...

Page 34: ...USE ONLY HAYWARD GENUINE REPLACEMENT PARTS Page 34 of 36 MaxFlo VS Pump IS2303VSP2 Rev B THIS PAGE INTENTIONALLY LEFT BLANK...

Page 35: ...USE ONLY HAYWARD GENUINE REPLACEMENT PARTS Page 35 of 36 MaxFlo VS Pump IS2303VSP2 Rev B THIS PAGE INTENTIONALLY LEFT BLANK...

Page 36: ...____________________ Type of Pool Concrete Gunite Vinyl Fiberglass Other_____________________________ New Installation Replacement Installation for In Ground Spa FCC Compliance Statement This device c...

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