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Operator’s Manual

Pump

PST3 750

PSTF3 750

Summary of Contents for PST3 750

Page 1: ...0176744en 002 0510 0 1 7 6 7 4 4 E N Operator s Manual Pump PST3 750 PSTF3 750...

Page 2: ...distribution not authorized by Wacker Neuson Corporation represents an infringement of valid copyrights Violators will be prosecuted Trademarks All trademarks referenced in this manual are the propert...

Page 3: ...ifications even without notice which improve the performance or safety standards of its machines The information contained in this manual is based on machines manufactured up until the time of publica...

Page 4: ...Foreword PST3 PSTF3 750 4 wc_tx001079gb fm...

Page 5: ...0 2 4 Installing the Float if equipped 13 2 5 Electrical Wiring 14 2 6 Electrical Circuit Diagrams 16 2 7 Operation 17 2 8 Automatic Operation PSTF3 750 only 20 3 Maintenance 21 3 1 Periodic Maintenan...

Page 6: ...6 wc_bo0176744en_002TOC fm Table of Contents PST3 PSTF3 750...

Page 7: ...l personal hazards f Obey all safety messages that follow this symbol DANGER DANGER indicates a hazardous situation which if not avoided will result in death or serious injury f To avoid death or seri...

Page 8: ...sconnected CAUTION Risk of shock do not remove cord and strain relief 1 3 Informational Labels Label Meaning A nameplate listing the model number item num ber revision number and serial number is atta...

Page 9: ...r005663 Ref Description Ref Description 1 Lifting handle 8 Cable assembly 2 Mechanical seal 9 Oil plug 3 Lubricant 10 Oil lifter 4 Oil casing 11 Shaft sleeve 5 Hose coupling 12 Impeller 6 Pump casing...

Page 10: ...oblems 2 3 Installation If the pump is used to drain a swimming pool the pump must be connected to a Ground Fault Interrupter GFI If the pump is used in fountains the pump must be connected to a Groun...

Page 11: ...is the value when the pump is new or has been repaired For the reference value after installation see the Periodic Maintenance table Precautions in Installation When installing the pump pay close att...

Page 12: ...wer than the water surface water may overflow when the pump is turned off If large quantities of earth are sucked up damage resulting from friction in the pump can lead to current leakage and shock 2...

Page 13: ...he float lead wire to the dimension indicated below Failure to set the correct lead wire length will lead to improper operation of the pump NOTICE Install the float so that it moves freely up and down...

Page 14: ...ng wire Improper grounding can result in electrical shock Connecting the power supply Before connecting wires to the terminal make certain the power supply is turned off circuit breaker etc to avoid e...

Page 15: ...ck or fire Be careful not to let the cable assembly be cut or become twisted This may result in damage to the pump electrical leakage electrical shock or fire If it is necessary to submerge the connec...

Page 16: ...und 2 Main coil 7 Circle thermal protector 3 Auxiliary coil 8 Float switch normally open contact 4 Miniature protector 9 Heater 5 Frame grounding Wire Colors B Black V Violet Or Orange G Green W White...

Page 17: ...he rated current of the pump Note See Operating Specifications for the rated current of the pump 2 7 4 When powering the pump with a generator be certain the generator is sized to supply the required...

Page 18: ...ause it to malfunction and can result in electrical shock or electrical leakage When the pump is not used for an extended period be sure to turn off the power circuit breaker etc Deterioration of the...

Page 19: ...ically stop operating regardless of the water level to protect the motor Change in supply voltage polarity Overload Open phase operation or operation under constraint Note Always determine the cause o...

Page 20: ...to its lowest position 2 8 2 Raise the float switch This will start the pump 2 8 3 Lower the float switch to its original position This will stop the pump 2 8 4 Repeat this cycle two or three more ti...

Page 21: ...rhauls Pump Daily Monthly Every 6 months or 1000 hrs Every year or 2000 hrs Every 2 5 years Measure operating current Compare with rated current Measure supply voltage Compare with allowable range wit...

Page 22: ...tened tightly Any cracks in the surface should be repaired by cleaning that area drying it and then applying a touch up coating Note Touch up paint is not supplied Note that some kinds of damage or lo...

Page 23: ...l inlet 3 Oil plug 2 Gasket 4 Allen wrench Pump Model Lubricant Capacity PST3 750 PSTF3 750 160 ml 5 4 fl oz Part Replacement Frequency Mechanical seal When lubricant in oil compartment becomes milky...

Page 24: ...assembly will cause the pump to malfunction resulting in electric shock or water leaks The procedure for disassembly and reassembly is shown here to the extent necessary for impeller replacement A sp...

Page 25: ...impeller m for corrosion wear or damage Worn impellers compromise peak performance 3 5 2 Visually inspect shaft sleeve n and pump shaft for signs of uneven wear 3 5 3 Visually inspect pump casing d fo...

Page 26: ...debris from rubber parts such as the impeller m and casing packing o before assembling the pump 3 6 3 Make sure the casing packing fits snugly against the pump base 3 6 4 Place the shaft sleeve n impe...

Page 27: ...peller Extended operation with a clogged strainer Remove debris from the strainer Float if equipped is obstructed not moving freely or mal functioning Remove obstructions Repair or replace float switc...

Page 28: ...Maintenance PST3 PSTF3 750 28 wc_tx000988gb fm Notes...

Page 29: ...Impeller Vortex type Shaft seal Double mechanical seal Bearing Shielded ball bearing Motor Specification Dry submersible induction motor 2 pole Insulation Class E Protection system built in Miniature...

Page 30: ...including the cable assembly Part No PST3 750 PSTF3 750 Pump Electric power V Ph Hz 110 1 60 220 1 60 Rated current A 10 0 4 7 Starting method Capacitor run Bore mm in 80 3 2 Output kW Hp 0 75 1 Maxim...

Page 31: ...ions Start range Stop range Minimum Maximum wc_gr005670 3 9 3 9 PST3 750 PSTF3 750 98 3 9 135 5 3 92 3 6 388 15 3 80 3 217 8 5 109 4 3 90 3 5 92 3 6 184 7 2 285 11 2 445 17 5 40 1 6 388 15 3 90 3 5 18...

Page 32: ...rveonderdelen Importante Para obter informa es sobre as pe as sobresselentes consulte o seu fornecedor da Wacker Neuson ou aceda ao site Web da Wacker Neuson em http www wackerneuson com Wa ne W celu...

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