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Summary of Contents for Wacker Neuson PST3 750
- Page 1 Operator’s Manual Pump PST3 750 PSTF3 750 0176744en 0510...
- Page 2 This publication may be photocopied by the original purchaser of the machine. Any other type of reproduction is prohibited without express written permission from Wacker Neuson Corporation. Any type of reproduction or 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 property of their respective owners.
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Page 3: Foreword
Expectations This manual provides information and procedures to safely operate and maintain the above Wacker Neuson model(s). For your own safety and to reduce the risk of information in injury, carefully read, understand, and observe all instructions described in this this manual manual. - Page 4 Foreword PST3/PSTF3 750 wc_tx001079gb.fm...
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Page 5: Table Of Contents
PST3/PSTF3 750 Table of Contents Foreword Safety Information Signal Words Used in this Manual ............7 Operating and Electrical Safety ............8 Informational Labels ................8 Operation Names of Parts ..................9 Prior to Operation ................10 Installation ..................10 Installing the Float (if equipped) ............ - Page 6 Table of Contents PST3/PSTF3 750 wc_bo0176744en_002TOC.fm...
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Page 7: Safety Information
PST3/PSTF3 750 Safety Information Safety Information Signal Words Used in this Manual This manual contains DANGER, WARNING, CAUTION, NOTICE, and NOTE signal words which must be followed to reduce the possibility of personal injury, damage to the equipment, or improper service. This is the safety alert symbol. -
Page 8: Operating And Electrical Safety
CAUTION: Risk of shock—do not remove cord and strain relief. Informational Labels Label Meaning A nameplate listing the model number, item num- ber, revision number, and serial number is Wacker Neuson Corporation Menomonee Falls, WI 53051 USA Model Item No. Rev. attached to each unit. Please record the informa- tion found on this plate so it will be available Serial No. -
Page 9: Operation
PST3/PSTF3 750 Operation Operation Names of Parts See Graphic: wc_gr005663 wc_gr005663 Ref. Description Ref. Description Lifting handle Cable assembly Mechanical seal Oil plug Lubricant Oil lifter Oil casing Shaft sleeve Hose coupling Impeller Pump casing Stirrer Casing packing Strainer stand wc_tx000987gb.fm... -
Page 10: Prior To Operation
(32–104°F) which can lead to failure, current leakage or shock. Do not use in the vicinity of explosive or flammable materials. Use only in fully assembled state. Note: Consult your local dealer or Wacker Neuson representative before using with any liquids other than those indicated in this document. - Page 11 PST3/PSTF3 750 Operation Preparing for installation Before installing the pump at a work site, you will need to have the following tools and instruments ready: • Insulation resistance tester (megohmmeter) • AC voltmeter • AC ammeter (clamp-on type) • Bolt and nut tighteners •...
- Page 12 2.3.4 If used in a permanent installation where the pump is not readily accessible after installation, please contact Wacker Neuson for a duplicate nameplate to be installed at the wellhead or on the control box so that it will be readily visible.
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Page 13: Installing The Float (If Equipped)
PST3/PSTF3 750 Operation Installing the Float (if equipped) See graphic: wc_gr005664 wc_gr005664 2.4.1 Set the length of the float lead wire to the dimension indicated below. Failure to set the correct lead wire length will lead to improper operation of the pump. Pump model Length “L”... -
Page 14: Electrical Wiring
Operation PST3/PSTF3 750 Electrical Wiring Performing electrical wiring Electrical wiring should be performed by a qualified person in accord with all applicable regulations. Failure to observe this precaution not only risks breaking the law but is extremely dangerous. WARNING Incorrect wiring can lead to current leakage, electrical shock or fire. Always make sure the pump is equipped with the specified overload protectors and fuses or breakers, so as to prevent electrical shock from a current leak or pump malfunction. - Page 15 PST3/PSTF3 750 Operation Cable Assembly If it is necessary to extend the cable assembly, use a core size equal to or larger than the original. This is necessary not only to avoid a performance drop, but to prevent cable overheating which can result in CAUTION fire, electrical leakage or electrical shock.
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Page 16: Electrical Circuit Diagrams
Operation PST3/PSTF3 750 Electrical Circuit Diagrams See Graphic: wc_gr005665 PST3 750 PSTF3 750 R(Br) R(Br) W (L) W (L) G (G/Y) wc_gr005665 If connected to a circuit protected by a fuse, use a time-delay fuse with this pump. CAUTION Ref. -
Page 17: Operation
PST3/PSTF3 750 Operation Operation Before starting 2.7.1 Make sure once again that the product is of the correct voltage and frequency rating. NOTICE: Using the product at other than rated voltage and frequency will not only lower its performance but may damage the product. Note: Confirm the rated voltage and frequency on the model nameplate. - Page 18 Look again at the wiring diagram and make sure the conditions are proper. In case of very excessive vibration, unusual noise or odor, turn off the power immediately and consult your nearest dealer or Wacker Neuson representative. Continuing to operate the pump under abnormal CAUTION conditions may result in electrical shock, fire, or current leakage.
- Page 19 CAUTION See Graphic: wc_gr005667 wc_gr005667 Continuous running Water Level Pump Model (C.W.L.) PST3 750 90 mm (3.5 in) PSTF3 750 180 mm (7.1 in.) Motor Protection System (Motor Protector) The pump has a built-in motor protection system (Miniature Protector). If the motor overheats, for reasons such as the following, the pump will...
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Page 20: Automatic Operation (Pstf3 750 Only)
If the pump operates abnormally (i.e. exhibits an unusually large amount of vibration, noise, or odor), disconnect the power supply immediately and contact your Wacker Neuson dealer. Do not operate CAUTION the pump in this condition, otherwise there is a risk of current leakage, electrical shock, or fire. -
Page 21: Maintenance
(2) See Lubricant Inspection and Lubricant Change in this section. (3) Specialized know-how is required for inspecting and replacing the mechanical seal. Consult with your nearest dealer or Wacker Neuson representative. (4) Consult with your nearest dealer or Wacker Neuson representative regarding overhauls. wc_tx000988gb.fm... -
Page 22: Maintenance And Inspection
Note: Touch-up paint is not supplied. Note that some kinds of damage or looseness may require that the unit be disassembled for repairs. Please consult your nearest dealer or Wacker Neuson representative. Storage When the pump is out of use for an extended period, wash it and dry it thoroughly, then store it indoors. - Page 23 Oil plug Gasket Allen wrench Pump Model Lubricant Capacity PST3 750 160 ml (5.4 fl. oz.) PSTF3 750 Replacement Parts The table lists the parts that need to be replaced periodically. Replace these using the recommended frequency as a guideline.
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Page 24: Disassembly And Reassembly
The procedure for disassembly and reassembly is shown here to the extent necessary for impeller replacement. A specialized environment and facilities are necessary for work on the mechanical seal and the motor parts. Contact your nearest dealer or Wacker Neuson representative in the event such repairs are necessary. Disassembly See Graphic: wc_gr005669 Note: For assembly or disassembly, place the pump on its side. -
Page 25: Impeller Inspection
PST3/PSTF3 750 Maintenance wc_gr005669 Impeller Inspection See Graphic: wc_gr005669 3.5.1 Visually inspect 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) for cracks, wear and damage. Look for signs of wear on surfaces facing impeller. -
Page 26: Impeller Reassembly
PST3/PSTF3 750 Impeller Reassembly See Graphic: wc_gr005669 Note: If, upon inspection and testing, a pump component requires replacement, use only replacement parts available from or approved by Wacker Neuson. wc_gr005669 3.6.1 Turn pump on its side. 3.6.2 Remove sand, dirt, and other debris from rubber parts such as the impeller (m) and casing packing (o) before assembling the pump. -
Page 27: Troubleshooting
Before ordering repairs, carefully read through this manual, then repeat the inspection. If the problem remains, contact your nearest dealer or Wacker Neuson representative. ALWAYS turn off the power before inspecting the pump. Failure to observe this precaution can result in serious accident. - Page 28 Maintenance PST3/PSTF3 750 Notes: wc_tx000988gb.fm...
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Page 29: Technical Data
PST3/PSTF3 750 Technical Data Technical Data Standard Specifications Applicable liquids, Water, rain water, ground water, sand-carrying water, consistency and mud-carrying water temperature 0–40°C (32–104°F) Pump Impeller Vortex type Shaft seal Double mechanical seal Bearing Shielded ball bearing Motor Specification Dry submersible induction motor (2-pole) Insulation Class E... -
Page 30: Operating Specifications
Technical Data PST3/PSTF3 750 Operating Specifications Part No. PST3 750 PSTF3 750 Pump Electric power 110/1/60 220/1/60 V/Ph/Hz Rated current 10.0 Starting method Capacitor-run Bore 80 (3.2) mm (in.) Output 0.75 (1) kW (Hp) Maximum discharge 19 (62) m (ft.) -
Page 31: Dimensions
(3.6) (7.2) (3.6) (9.2) (12.4) (5.3) (3.9") (3.9) (3.9") (11.2) (3.5) 445**** (15.3) 3" 40** (17.5) 45° (1.6) (15.3) (9.5) 180*** (8.5) (7.1) (4.3) (3.5) PST3 750 PSTF3 750 wc_gr005670 *Start range ** Stop range *** Minimum **** Maximum wc_td000296gb.fm... - Page 32 Wacker Neuson Production Americas LLC, N92W15000 Anthony Ave., Menomonee Falls, WI. 53051 Tel.: (262) 255-0500 Fax: (262) 255-0550 Tel.: (800) 770-0957 Wacker Neuson Limited - Room 1701–03 & 1717–20, 17/F. Tower 1, Grand Century Place, 193 Prince Edward Road West, Mongkok, Kowloon, Hongkong. Tel: (852) 3605 5360, Fax: (852) 2758 0032...
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