All Max-Flo II models
Page 1
...environments up to 122 degrees F, an elevated base for improved motor cooling and to avoid unnecessary service calls, read this manual. The Max-Flo II is a series of high technology self-priming pumps that combines performance, dependability and value with a extra leaf.... B OWNER'S MANUAL INSTALLATION, OPERATION, & PARTS Max-Flo II™ Pump Series *50HZ Models are not UL Listed. The Hayward Max-Flo II™ is an ideal choice for pools of non-Hayward replacement parts voids warranty. WARNING - HAYWARD POOL PRODUCTS 620 DIVISION STREET ELIZABETH, NJ 07207 (...
...environments up to 122 degrees F, an elevated base for improved motor cooling and to avoid unnecessary service calls, read this manual. The Max-Flo II is a series of high technology self-priming pumps that combines performance, dependability and value with a extra leaf.... B OWNER'S MANUAL INSTALLATION, OPERATION, & PARTS Max-Flo II™ Pump Series *50HZ Models are not UL Listed. The Hayward Max-Flo II™ is an ideal choice for pools of non-Hayward replacement parts voids warranty. WARNING - HAYWARD POOL PRODUCTS 620 DIVISION STREET ELIZABETH, NJ 07207 (...
All Max-Flo II models
Page 2
... symbol. All components should be positioned to prevent overheating of the motor. THIS MANUAL CONTAINS IMPORTANT INFORMATION ABOUT THE INSTALLATION, OPERATION, AND SAFE USE OF THIS PUMP THAT MUST BE FURNISHED TO THE END USER OF THIS PRODUCT. Do... not install in this electrical equipment, turn power supply OFF. CAUTION - FAILURE TO READ AND FOLLOW ALL INSTRUCTIONS COULD RESULT IN SERIOUS INJURY. www.haywardpool.com USE ONLY HAYWARD GENUINE REPLACEMENT PARTS Pool and spa components have a finite life. Max-Flo II...
... symbol. All components should be positioned to prevent overheating of the motor. THIS MANUAL CONTAINS IMPORTANT INFORMATION ABOUT THE INSTALLATION, OPERATION, AND SAFE USE OF THIS PUMP THAT MUST BE FURNISHED TO THE END USER OF THIS PRODUCT. Do... not install in this electrical equipment, turn power supply OFF. CAUTION - FAILURE TO READ AND FOLLOW ALL INSTRUCTIONS COULD RESULT IN SERIOUS INJURY. www.haywardpool.com USE ONLY HAYWARD GENUINE REPLACEMENT PARTS Pool and spa components have a finite life. Max-Flo II...
All Max-Flo II models
Page 3
...cord to connect unit to , grounding, bonding and other equipment. Before working on pump or motor, turn off power supply to all metal parts of swimming pool, spa, or hot ... components immediately. - In addition to pool structure will increase risk for such seating areas. - Max-Flo II™ Series _____ _____ _____ _____ Page 3 of electric shock replace damaged wiring immediately. All... requirements. Failure to bond pump to two or more suction outlets per pump must be in the same plane (i.e. www.haywardpool.com USE ONLY HAYWARD GENUINE REPLACEMENT PARTS Provide a...
...cord to connect unit to , grounding, bonding and other equipment. Before working on pump or motor, turn off power supply to all metal parts of swimming pool, spa, or hot ... components immediately. - In addition to pool structure will increase risk for such seating areas. - Max-Flo II™ Series _____ _____ _____ _____ Page 3 of electric shock replace damaged wiring immediately. All... requirements. Failure to bond pump to two or more suction outlets per pump must be in the same plane (i.e. www.haywardpool.com USE ONLY HAYWARD GENUINE REPLACEMENT PARTS Provide a...
All Max-Flo II models
Page 4
.... • Large leaf holding capacity strainer basket extends time between cleanings. • Heavy-duty, high performance motor is discharged. Max-Flo II™ Pump Series __________ _____ Page 4 of circulation system equipment during start -up. Stand clear of 16 WARNING - Before starting system...spa circulation system unless filter air relief valve body is running and prevents flooding. • All components molded of the Hayward Max-Flo IITM Series. All suction and discharge valves MUST be OPEN when starting the circulation system. WARNING - It is not assembled properly...
.... • Large leaf holding capacity strainer basket extends time between cleanings. • Heavy-duty, high performance motor is discharged. Max-Flo II™ Pump Series __________ _____ Page 4 of circulation system equipment during start -up. Stand clear of 16 WARNING - Before starting system...spa circulation system unless filter air relief valve body is running and prevents flooding. • All components molded of the Hayward Max-Flo IITM Series. All suction and discharge valves MUST be OPEN when starting the circulation system. WARNING - It is not assembled properly...
All Max-Flo II models
Page 5
... height to protect the electrical components from lowest point in line. Keep motor clean. No system should have continuous slope upward from the weather. Max-Flo II ™ Series__________ Product Specifications _____ Page 5 of air for servicing pump and piping. Pump motors require free circulation of 16 Single Speed HP Dimension "A" 0.75 10.8" 1 11.3" 1.5 12.4" 2 12.5"...8 2 ½" 119.40 8 [50] [192] [2.44] [75] [452] [2.44] 2" 83.65 8 3" 184.32 8 [63] [317] [2.44] [90] [698] [2.44] www.haywardpool.com USE ONLY HAYWARD GENUINE REPLACEMENT PARTS
... height to protect the electrical components from lowest point in line. Keep motor clean. No system should have continuous slope upward from the weather. Max-Flo II ™ Series__________ Product Specifications _____ Page 5 of air for servicing pump and piping. Pump motors require free circulation of 16 Single Speed HP Dimension "A" 0.75 10.8" 1 11.3" 1.5 12.4" 2 12.5"...8 2 ½" 119.40 8 [50] [192] [2.44] [75] [452] [2.44] 2" 83.65 8 3" 184.32 8 [63] [317] [2.44] [90] [698] [2.44] www.haywardpool.com USE ONLY HAYWARD GENUINE REPLACEMENT PARTS
All Max-Flo II models
Page 6
...only necessary to tighten fittings enough to force hose connector fitting past this stop. Fittings Fittings restrict flow. Ground and bond motor before connecting to the International Association of Plumbing and Mechanical Officials (IAPMO) standards. Fire Hazard - Pool and spa fittings ....com USE ONLY HAYWARD GENUINE REPLACEMENT PARTS Wind the tape clockwise as it may cause cracking of the fitting. Tighten fitting by hand and then use Plumber's Pipe Dope as you may fail resulting in thread stops. Max-Flo II ™ Series __________ Pump Mounting (cont'd) _____...
...only necessary to tighten fittings enough to force hose connector fitting past this stop. Fittings Fittings restrict flow. Ground and bond motor before connecting to the International Association of Plumbing and Mechanical Officials (IAPMO) standards. Fire Hazard - Pool and spa fittings ....com USE ONLY HAYWARD GENUINE REPLACEMENT PARTS Wind the tape clockwise as it may cause cracking of the fitting. Tighten fitting by hand and then use Plumber's Pipe Dope as you may fail resulting in thread stops. Max-Flo II ™ Series __________ Pump Mounting (cont'd) _____...
All Max-Flo II models
Page 7
... starting the circulating pump system. Allow no more than 50 psi (345 kPa) at full load, consult power company. All suction and discharge valves MUST be OPEN, as well as the Master On-Off switch. www.haywardpool.com USE ONLY HAYWARD GENUINE REPLACEMENT PARTS...Wiring WARNING - Start-Up & Operation Prior to electrical service ground. Max-Flo II ™ Series _ _________ _____ Page 7 of 16 Electrical (cont'd.) Voltage Voltage at motor MUST NOT be more than 110% of rated voltage when motor is functioning properly, then the following criteria should be maintained for this...
... starting the circulating pump system. Allow no more than 50 psi (345 kPa) at full load, consult power company. All suction and discharge valves MUST be OPEN, as well as the Master On-Off switch. www.haywardpool.com USE ONLY HAYWARD GENUINE REPLACEMENT PARTS...Wiring WARNING - Start-Up & Operation Prior to electrical service ground. Max-Flo II ™ Series _ _________ _____ Page 7 of 16 Electrical (cont'd.) Voltage Voltage at motor MUST NOT be more than 110% of rated voltage when motor is functioning properly, then the following criteria should be maintained for this...
All Max-Flo II models
Page 8
... anti-freezes are open when pump is higher than the pump, unscrew and remove strainer cover; www.haywardpool.com USE ONLY HAYWARD GENUINE REPLACEMENT PARTS Max-Flo II ™ Series Page 8 of 16 Starting/Priming the Pump Release all pressure from pump and/or filter and proceed ...ring with compressed air. NOTE - If leakage occurs DO NOT start pump. If pump does NOT prime within five minutes, stop motor and determine cause. See Troubleshooting Guide. Hayward pumps have self-lubricating motor bearings and shaft seals. Insure air vents are opened. Do NOT use...
... anti-freezes are open when pump is higher than the pump, unscrew and remove strainer cover; www.haywardpool.com USE ONLY HAYWARD GENUINE REPLACEMENT PARTS Max-Flo II ™ Series Page 8 of 16 Starting/Priming the Pump Release all pressure from pump and/or filter and proceed ...ring with compressed air. NOTE - If leakage occurs DO NOT start pump. If pump does NOT prime within five minutes, stop motor and determine cause. See Troubleshooting Guide. Hayward pumps have self-lubricating motor bearings and shaft seals. Insure air vents are opened. Do NOT use...
All Max-Flo II models
Page 9
...pump component locations.) 6. Store pump in injury. Failure to motor before beginning shaft seal replacement. WARNING - Contact your local authorized Hayward Dealer or service center if you have any questions. Slide the motor assembly out of 16 Storing Pump For Winterization WARNING - Remove the motor... two diffuser screws (item #7) and pull the diffuser off the cap/canopy away from the motor. 4. Once the pump is now exposed. Max-Flo II ™ Series Page 9 of the pump/strainer housing (item #4), exposing the diffuser(item #9). Remove drain plugs from bottom of non-...
...pump component locations.) 6. Store pump in injury. Failure to motor before beginning shaft seal replacement. WARNING - Contact your local authorized Hayward Dealer or service center if you have any questions. Slide the motor assembly out of 16 Storing Pump For Winterization WARNING - Remove the motor... two diffuser screws (item #7) and pull the diffuser off the cap/canopy away from the motor. 4. Once the pump is now exposed. Max-Flo II ™ Series Page 9 of the pump/strainer housing (item #4), exposing the diffuser(item #9). Remove drain plugs from bottom of non-...
All Max-Flo II models
Page 10
...). Diagram 1 www.haywardpool.com USE ONLY HAYWARD GENUINE REPLACEMENT PARTS black polished surface facing toward the polished surface of this manual for pump component locations.) 11. Screw the impeller (item#10) onto the motor shaft in place, into pump/strainer housing (item#4), being careful not to...gasket (item#11) is in the seal plate (item#13). Max-Flo II ™ Series Page 10 of the spring seal assembly with a clean, soft, cotton cloth. 11. Press the spring seal assembly (item #12) onto the motor shaft - Gently wipe the black, polished surface of 16 10...
...). Diagram 1 www.haywardpool.com USE ONLY HAYWARD GENUINE REPLACEMENT PARTS black polished surface facing toward the polished surface of this manual for pump component locations.) 11. Screw the impeller (item#10) onto the motor shaft in place, into pump/strainer housing (item#4), being careful not to...gasket (item#11) is in the seal plate (item#13). Max-Flo II ™ Series Page 10 of the spring seal assembly with a clean, soft, cotton cloth. 11. Press the spring seal assembly (item #12) onto the motor shaft - Gently wipe the black, polished surface of 16 10...
All Max-Flo II models
Page 12
Max-Flo II ™ Series Parts Listing Page 12 of 16 Ref. No. Part No. 1a SPX2700DLS Description Strainer Cover Kit (Includes Strainer Cover, Lock-Ring, O-Ring) Ctn. ... 1 HP Max-Rate Pump 10 SPX2710CM Impeller for 1 ½ HP Max-Rate Pump 10 SPX2715CM Impeller for 2 HP Max-Rate Pump 10 11 GMX600F Housing O-Ring 10 12 SPX2700SA Shaft Seal Assembly 10 13 SPX2700E Seal Plate 10 14 SPX3200Z5 Motor Bolt 1 15 SPX2700G Motor Support 1 Optional 16 SP2700UNKIT Union Connector Kit (Includes 2 Nuts, 1 Connectors, Gaskets) Motors SPX2705Z1M Motor, ¾...
Max-Flo II ™ Series Parts Listing Page 12 of 16 Ref. No. Part No. 1a SPX2700DLS Description Strainer Cover Kit (Includes Strainer Cover, Lock-Ring, O-Ring) Ctn. ... 1 HP Max-Rate Pump 10 SPX2710CM Impeller for 1 ½ HP Max-Rate Pump 10 SPX2715CM Impeller for 2 HP Max-Rate Pump 10 11 GMX600F Housing O-Ring 10 12 SPX2700SA Shaft Seal Assembly 10 13 SPX2700E Seal Plate 10 14 SPX3200Z5 Motor Bolt 1 15 SPX2700G Motor Support 1 Optional 16 SP2700UNKIT Union Connector Kit (Includes 2 Nuts, 1 Connectors, Gaskets) Motors SPX2705Z1M Motor, ¾...
All Max-Flo II models
Page 13
... a vacuum gauge). Check impeller for available field supply voltage. 1. Be sure motor is locked firmly in suction. NOTE - Re-check strainer housing cover and all connections, circuit breakers, and fuses. Max-Flo II ™ Series Page 13 of "Shaft Seal Change Instructions" in this with ... holding your pool dealer can build up causing windings to create a tighter seal. 2. Your Hayward pump motor is properly seated in bubbles emanating from return fittings on motor data plate label. Ensure o-ring is equipped with water. Strainer basket or skimmer basket loaded ...
... a vacuum gauge). Check impeller for available field supply voltage. 1. Be sure motor is locked firmly in suction. NOTE - Re-check strainer housing cover and all connections, circuit breakers, and fuses. Max-Flo II ™ Series Page 13 of "Shaft Seal Change Instructions" in this with ... holding your pool dealer can build up causing windings to create a tighter seal. 2. Your Hayward pump motor is properly seated in bubbles emanating from return fittings on motor data plate label. Ensure o-ring is equipped with water. Strainer basket or skimmer basket loaded ...
All Max-Flo II models
Page 14
...at any joint, low water level in pump housing. backwash as per manufacturer's instructions; backwash as per manufacturer's instructions; Air leak in a smaller eyeball fitting. 2. Plugged, restricted, or damaged impeller. Motor bearings noisy from return fittings). Solution:... USE ONLY HAYWARD GENUINE REPLACEMENT PARTS clean or replace cartridge. 4. filters - Foreign matter in pool, and unrestricted discharge return lines. Max-Flo II ™ Series Page 14 of 16 Low Flow - Generally, Check For: (cont'd.) 2. Noisy Pump - Solution: Clean the pump housing. 4....
...at any joint, low water level in pump housing. backwash as per manufacturer's instructions; backwash as per manufacturer's instructions; Air leak in a smaller eyeball fitting. 2. Plugged, restricted, or damaged impeller. Motor bearings noisy from return fittings). Solution:... USE ONLY HAYWARD GENUINE REPLACEMENT PARTS clean or replace cartridge. 4. filters - Foreign matter in pool, and unrestricted discharge return lines. Max-Flo II ™ Series Page 14 of 16 Low Flow - Generally, Check For: (cont'd.) 2. Noisy Pump - Solution: Clean the pump housing. 4....