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Wacker Neuson PT 2 Series Repair Manual

Wacker Neuson PT 2 Series Repair Manual

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REPAIR MANUAL
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0161539en
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Pump
PT 2 /...
PT 3 /...
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Do you have a question about the PT 2 Series and is the answer not in the manual?

Questions and answers

Alan ray Cooley
May 16, 2025

how to remove the impelor

1 comments:
Mr. Anderson
May 22, 2025

To remove the impeller from a Wacker Neuson PT 2 Series:

1. Open the pump housing.
2. Use a tool to hold the vanes of the impeller in place.
3. Insert a socket extension and use an impact wrench to turn the impeller off the engine shaft.

This answer is automatically generated

Summary of Contents for Wacker Neuson PT 2 Series

  • Page 1 www.wackergroup.com 0161539en 0105 Pump PT 2 /... PT 3 /... REPAIR MANUAL...
  • Page 3 PT, PG, PD Pumps Repair Foreword This manual covers machines with Item Number: 0009321, 0009322, 0009323, 0009098, 0009101, 0009240, 0009099, 0009102, 0009241, 0009100, 0009103, 0009242, 0009318, 0009319, 0009320, 0009092, 0009095, 0009237, 0009093, 0009096, 0009238, 0009094, 0009097, 0009239 Operating / Parts Information You must be familiar with the operation of this machine before you attempt to troubleshoot or make any repairs to it.
  • Page 4 Foreword PT, PG, PD Pumps CALIFORNIA Proposition 65 Warning: Engine exhaust, some of its constituents, and certain vehicle components contain or emit chemicals known to the State of California WARNING to cause cancer and birth defects or other reproductive harm. Laws Pertaining to Spark Arresters Notice: State Health Safety Codes and Public Resources Codes specify that in certain locations spark arresters be used on internal...
  • Page 5: Table Of Contents

    PT Pumps Repair Table of Contents Safety Information Operating Safety .................. 4 Operator Safety while using Internal Combustion Engines ....5 Label Locations (PT 2V / PT 3V) ............7 Label Locations (PT 2H / PT 3H) ............8 Safety Labels ..................9 Information Labels ................
  • Page 6 Table of Contents PT Pumps Repair 4.15 Valve Clearances (Hatz) ..............30 4.16 Adjusting Impeller Clearance ..............32 4.17 Cleaning Pump ..................33 4.18 Storage ....................34 4.19 Accessories ..................34 4.20 Troubleshooting ...................35 Disassembly/Assembly Procedures PT 2 Exploded View ................36 PT 2 Components ................37 PT 3 Exploded View ................40 PT 3 Components ................41 Impeller and Mechanical Seal .............44...
  • Page 7: Safety Information

    PT 2/3 Repair Safety Information Safety Information This manual contains DANGER, WARNING, CAUTION, and NOTE callouts which must be followed to reduce the possibility of personal injury, damage to the equipment, or improper service. This is the safety alert symbol. It is used to alert you to potential personal injury hazards.
  • Page 8: Operating Safety

    PT 2/3 Repair Safety Information Operating Safety Familiarity and proper training are required for the safe operation of equipment! Equipment operated improperly or by untrained personnel can be dangerous! Read the operating instructions contained in both this manual and the engine manual and familiarize yourself with the WARNING location and proper use of all controls.
  • Page 9: Operator Safety While Using Internal Combustion Engines

    PT 2/3 Repair Safety Information 1.1.11 ALWAYS store equipment properly when it is not being used. Equipment should be stored in a clean, dry location out of the reach of children. Operator Safety while using Internal Combustion Engines Internal combustion engines present special hazards during operation and fueling! Read and follow warning instructions in engine owner's manual and safety guidelines below.
  • Page 10 PT 2/3 Repair Safety Information 1.2.18 Label Locations (PT 2A / PT 3A, PT 2 / PT 3) M E N O M O N E E F A L L S , W I U S A 5 3 0 5 1 M o d e l I t e m N u m b e r...
  • Page 11: Label Locations (Pt 2V / Pt 3V)

    PT 2/3 Repair Safety Information Label Locations (PT 2V / PT 3V) M E N O M O N E E F A L L S , W I U S A 5 3 0 5 1 M o d e l I t e m N u m b e r R e v .
  • Page 12: Label Locations (Pt 2H / Pt 3H)

    PT 2/3 Repair Safety Information Label Locations (PT 2H / PT 3H) M E N O M O N E E F A L L S , W I U S A 5 3 0 5 1 M o d e l I t e m N u m b e r R e v .
  • Page 13: Safety Labels

    PT 2/3 Repair Safety Information Safety Labels Wacker machines use international pictorial labels where needed. These labels are described below: Label Meaning DANGER! Engines emit carbon monoxide; operate only in well ventilated area. Read the Operator's Manual. No sparks, flames or burning objects near machine.
  • Page 14: Information Labels

    PT 2/3 Repair Safety Information Label Meaning CAUTION! Lifting point. Information Labels Label Meaning A nameplate listing the Model Number, Item Number, Revision, and Serial Number is M E N O M O N E E F A L L S , W I U S A 5 3 0 5 1 attached to each unit.
  • Page 15: Technical Data

    PT 3 /... Technical Data Technical Data Engine Part No. PT 3 PT 3A PT 3V PT 3H 0009321 0009098 0009099 0009100 0009322 0009101 0009102 0009103 0009323 0009240 0009241 0009242 Engine Engine Type 4-stroke, overhead valve, 4-stroke, sin- 4-stroke, air single cylinder gle cylinder, cooled, die-...
  • Page 16: Pump

    PT 3 /... Technical Data Pump Part No. PT 3 PT 3A PT 3V PT 3H 0009321 0009098 0009099 0009100 0009322 0009101 0009102 0009103 0009323 0009240 0009241 0009242 Pump Weight kg (lbs.) 60 (132) 64 (141) 59 (130) 73 (161) *Max.
  • Page 17: Sound Measurements

    PT 3 /... Technical Data Sound Measurements 2.3.1 The required sound specification, per paragraph 1.7.4.f of 89/392/EEC Machinery Directive, is: Guaranteed sound power level (L ) = PT 3A 110 dB(A), PT 3V 103 dB(A), PT 3H 108 dB(A), PT 3 104 dB(A). The sound pressure level at operator’s location (L ) = PT 3A 101 dB(A), PT 3V 91 dB(A), PT 3H 99 dB(A), PT 3 92 dB(A).
  • Page 18 PT 3 /... Technical Data wc_td000001gb.fm...
  • Page 19: Technical Data

    PT 2 /... Technical Data Technical Data Engine Item No. PT 2 PT 2A PT 2V PT 2H 0009318 0009092 0009093 0009094 0009319 0009095 0009096 0009097 0009320 0009237 0009238 0009239 Engine Engine Type 4-stroke, overhead valve, 4-stroke, sin- 4-stroke, air single cylinder gle cylinder, cooled, die-...
  • Page 20: Pump

    PT 2 /... Technical Data Pump Item No. PT 2 PT 2A PT 2V PT 2H 0009318 0009092 0009093 0009094 0009319 0009095 0009096 0009097 0009320 0009237 0009238 0009239 Pump Dimensions mm (in.) 550 x 465 x 500 590 x 495 x 510 (21.7 x 18.3 x 19.6) (23.2 x 19.4 x 20) Weight...
  • Page 21: Maintenance

    Maintenance PT 2/3 /... Maintenance Periodic Maintenance Schedule The chart below lists basic machine and engine maintenance. Refer to engine manufacturer’s Operator’s Manual for additional information on engine maintenance. Pump Daily After Every Every Every before first start- 20 hrs. hrs.
  • Page 22: Engine Oil System (Hatz)

    PT 2/3 /... Maintenance Hatz Daily After Every Every Every before first starting 20 hrs. hrs. hrs. hrs. Change engine oil and filter. • • Clean cooling air system. • Check and adjust valve clearances. • Clean or replace air filter. •...
  • Page 23 Maintenance PT 2/3 /... 4.2.9 Release filter screw (d) by hand and pull the oil filter out of its housing. 4.2.10 Use an air line to blow out oil filter dirt from the inside outwards. 4.2.11 Lightly oil the gaskets (c). 4.2.12 Refit the oil filter.
  • Page 24: Engine Oil (Wacker / Honda / Vanguard)

    PT 2/3 /... Maintenance Engine Oil (Wacker / Honda / Vanguard) See Graphic: wc_gr000022 4.3.1 Drain oil while the engine is still warm. 4.3.2 Remove the oil fill plug (a) and drain plug (b) to drain oil. Note: In the interests of environmental protection, place a plastic sheet and a container under the machine to collect any liquid which drains off.
  • Page 25: Air Cleaner (Wacker)

    Maintenance PT 2/3 /... Air Cleaner (Wacker) See Graphic: wc_gr000656 NEVER use gasoline or other types of low flash point solvents for cleaning the air cleaner. A fire or explosion could result. WARNING CAUTION: NEVER run engine without air cleaner. Severe engine damage will occur.
  • Page 26: Air Cleaner (Honda)

    PT 2/3 /... Maintenance Air Cleaner (Honda) See Graphic: wc_gr000025 The engine is equipped with a dual element air cleaner. Service air cleaner frequently to prevent carburetor malfunction. CAUTION: NEVER run engine without air cleaner. Severe engine damage will occur. NEVER use gasoline or other types of low flash point solvents for cleaning the air cleaner.
  • Page 27: Air Cleaner (Vanguard)

    Maintenance PT 2/3 /... Air Cleaner (Vanguard) See Graphic: wc_gr000026 Service air cleaner frequently to prevent carburetor malfunction. CAUTION: NEVER run engine without air cleaner. Severe engine damage will occur. NEVER use gasoline or other types of low flash point solvents for cleaning the air cleaner.
  • Page 28: Air Cleaner (Hatz)

    PT 2/3 /... Maintenance Air Cleaner (Hatz) See Graphic: wc_gr000027 The filter cartridge should always be replaced after 500 operating hours at the latest. 4.7.1 Remove the air cleaner cover (a). 4.7.2 Unscrew and remove knurled nut (b) and take off air cleaner element (c).
  • Page 29: Spark Plug (Wacker / Honda / Vanguard)

    Maintenance PT 2/3 /... Spark Plug (Wacker / Honda / Vanguard) See Graphic: wc_gr000028 Clean or replace spark plug as needed to ensure proper operation. Refer to the engine owner’s manual. The muffler becomes very hot during operation and remains hot for a while after stopping the engine.
  • Page 30: Cleaning Fuel Strainer (Wacker)

    PT 2/3 /... Maintenance 4.10 Cleaning Fuel Strainer (Wacker) See Graphic: wc_gr001093 4.10.1 To remove water and dirt, close the fuel lever and remove the fuel strainer. 4.10.2 Inspect fuel strainer (a) for water and dirt. 4.10.3 After removing dirt and water, wash the fuel cup with kerosene or gasoline.
  • Page 31: Fuel Filter (Hatz)

    Maintenance PT 2/3 /... 4.12 Fuel Filter (Hatz) See Graphic: wc_gr000031 Fuel filter maintenance intervals depend on the purity of the diesel fuel used. If your fuel is dirty, perform this operation at 250 hours. Danger of explosion. Diesel fuel is flammable and must be treated with the necessary caution.
  • Page 32: Carburetor (Wacker / Honda)

    PT 2/3 /... Maintenance 4.13 Carburetor (Wacker / Honda) See Graphic: wc_gr000032 4.13.1 Start the engine and allow it to warm up to operating temperature. 4.13.2 Set the pilot screw (a) 2 turns out. See Note. 4.13.3 With the engine idling, turn the pilot screw (a) in or out to the setting that produces the highest rpm.
  • Page 33: Carburetor (Vanguard)

    Maintenance PT 2/3 /... 4.14 Carburetor (Vanguard) See Graphic: wc_gr000033 4.14.1 Start engine and allow it to warm up to operating temperature. 4.14.2 Place throttle control in idle position. Hold carburetor throttle lever (a) against idle speed screw. Turn idle speed screw (b) to obtain 1300 RPM.
  • Page 34: Valve Clearances (Hatz)

    PT 2/3 /... Maintenance 4.15 Valve Clearances (Hatz) See Graphic: wc_gr000034 Only carry out adjustments when the engine is cold (42–62°F / 10– 30°C). 4.15.1 Remove air cleaner cover and noise-insulating hood. 4.15.2 Remove any contamination adhering to the cover for the cylinder head. 4.15.3 Pull oil feed knob as far as the limit stop.
  • Page 35 Maintenance PT 2/3 /... wc_tx000013gb.fm...
  • Page 36: Adjusting Impeller Clearance

    PT 2/3 /... Maintenance 4.16 Adjusting Impeller Clearance See Graphic: wc_gr000035 If it is necessary to replace the impeller or the volute insert, be sure clearance between impeller and insert is adjusted correctly. The impeller (a) should be as close to the insert (b) as possible without rubbing against it.
  • Page 37: Cleaning Pump

    Maintenance PT 2/3 /... 4.17 Cleaning Pump See Graphic: wc_gr000036 Clean inside of pump housing after every use. 4.17.1 Remove drain plug (a) from pump housing and drain any water left in pump. 4.17.2 Loosen the four knobs holding the pump cover (b) and remove cover. 4.17.3 Clean out dirt and debris.
  • Page 38: Storage

    PT 2/3 /... Maintenance 4.18 Storage If pump is being stored for more than 30 days: NEVER open priming plug, discharge plug, or cover when pump is hot. WARNING 4.18.1 Remove discharge plug from pump casing and drain out any water left in the housing after pump has cooled.
  • Page 39: Troubleshooting

    Maintenance PT 2/3 /... 4.20 Troubleshooting Problem / Symptom Reason / Remedy Pump does not take in water. • Not enough priming water in housing. • Engine speed too low. Adjust speed. • Strainer plugged. Clean strainer. • Suction hose damaged. Replace or repair hose. •...
  • Page 40: Disassembly/Assembly Procedures

    PT 2/3 Repair Disassembly/Assembly Procedures Disassembly/Assembly Procedures PT 2 Exploded View wc_ex0009092100 wc_tx000479gb.fm...
  • Page 41: 2 Components

    Disassembly/Assembly Procedures PT 2/3 Repair PT 2 Components See Graphic: wc_ex0009092100 Measurem./Abm. Norm Ref. Part No. Qty. Description Descripción Pos. Artikel Nr. Beschreibung Description Sealant Torque/Drehm. Schmierstoff Frame Chasis 0119402 Rahmen Châssis Engine Motor Motor Moteur Housing Caja 0119775 Gehäuse Carter Impeller Impulsor...
  • Page 42 PT 2/3 Repair Disassembly/Assembly Procedures PT 2 Exploded View wc_ex0009092100 wc_tx000479gb.fm...
  • Page 43 Disassembly/Assembly Procedures PT 2/3 Repair PT 2 Components Measurem./Abm. Norm Ref. Part No. Qty. Description Descripción Pos. Artikel Nr. Beschreibung Description Sealant Torque/Drehm. Schmierstoff 0,13 Shim Laminilla 70 0152591 Ausgleichscheibe Cale 0,25 Shim Laminilla 71 0152592 Ausgleichscheibe Cale 0,51 Shim Laminilla 72 0152593 Ausgleichscheibe...
  • Page 44: 3 Exploded View

    PT 2/3 Repair Disassembly/Assembly Procedures PT 3 Exploded View wc_ex0009098100 wc_tx000479gb.fm...
  • Page 45: 3 Components

    Disassembly/Assembly Procedures PT 2/3 Repair PT 3 Components See Graphic: wc_ex0009098100 Measurem./Abm. Norm Ref. Part No. Qty. Description Descripción Pos. Artikel Nr. Beschreibung Description Sealant Torque/Drehm. Schmierstoff Frame Chasis 0119398 Rahmen Châssis Engine Motor Motor Moteur Housing Caja 0117804 Gehäuse Carter Impeller Impulsor...
  • Page 46 PT 2/3 Repair Disassembly/Assembly Procedures PT 3 Exploded View wc_ex0009098100 wc_tx000479gb.fm...
  • Page 47 Disassembly/Assembly Procedures PT 2/3 Repair PT 3 Components Measurem./Abm. Norm Ref. Part No. Qty. Description Descripción Pos. Artikel Nr. Beschreibung Description Sealant Torque/Drehm. Schmierstoff 0,25 Shim Laminilla 71 0119416 Ausgleichscheibe Cale 0,51 Shim Laminilla 72 0119417 Ausgleichscheibe Cale 1,02 Shim Laminilla 73 0119418 Ausgleichscheibe...
  • Page 48: Impeller And Mechanical Seal

    PT 2/3 Repair Disassembly/Assembly Procedures Impeller and Mechanical Seal See Graphic: wc_gr002494 Impeller Disassembly: Impeller edges can be extremely sharp; use care when removing. CAUTION 5.5.1 Loosen the knobs (a) securing housing cover/volute assembly (b) to the pump housing and remove housing cover/volute assembly. 5.5.2 Remove impeller by turning nut (c) (molded into impeller casting) counterclockwise.
  • Page 49 Disassembly/Assembly Procedures PT 2/3 Repair wc_gr002494 wc_tx000479gb.fm...
  • Page 50: Volute And Shims

    PT 2/3 Repair Disassembly/Assembly Procedures Volute and Shims See Graphic: wc_gr002496 Volute and Shims Disassembly: 5.6.1 Remove the housing cover/volute assembly (a) from the pump. 5.6.2 Remove the three screws (b) securing the volute assembly (c) to the housing cover and remove the volute assembly. 5.6.3 Remove the three screws (d) securing the shim plate (e) and shims (f) to the volute (g).
  • Page 51 Disassembly/Assembly Procedures PT 2/3 Repair wc_gr002496 wc_tx000479gb.fm...
  • Page 52: Flapper Valve And Pump Housing

    PT 2/3 Repair Disassembly/Assembly Procedures Flapper Valve and Pump Housing See Graphic: wc_gr002495 Flapper Valve Disassembly: 5.7.1 Remove four bolts (a) securing flange (b) and remove the flange. 5.7.2 Remove flapper valve (c). Flapper Valve Reassembly: 5.7.3 When re-installing flapper, match tab (d) in flapper valve with indent in flange (e).
  • Page 53 Disassembly/Assembly Procedures PT 2/3 Repair wc_gr002495 wc_gr002541 wc_tx000479gb.fm...
  • Page 54 PT 2/3 Repair Disassembly/Assembly Procedures wc_tx000479gb.fm...
  • Page 55: Threadlockers And Sealants

    175°C (350°F). If a screw or bolt is hard to remove, heat it using a small propane torch to break down the sealant. When applying sealants, follow instructions on container. The sealants listed are recommended for use on Wacker Neuson equipment. TYPE PART NO. –...
  • Page 56 175°C (350°F). If a screw or bolt is hard to remove, heat it using a small propane torch to break down the sealant. When applying sealants, follow instructions on container. The sealants listed are recommended for use on Wacker Neuson equipment. TYPE PART NO. –...
  • Page 57: Torque Values

    Torque Values Torque Values Metric Fasteners (DIN) TORQUE VALUES (Based on Bolt Size and Hardness) WRENCH SIZE 10.9 12.9 Size ft.lb. ft.lb. ft.lb. Metric Inch Metric Inch 7/32 – 9/32 – 5/16 – – – – 11/16 – – – 15/16 –...
  • Page 58: Inch Fasteners (Sae)

    Torque Values Torque Values (continued) Inch Fasteners (SAE) Size ft.lb. ft.lb. ft.lb. Metric Inch Metric Inch No.4 – 3/32 No.6 5/16 – 7/64 No.8 11/32 – 9/64 No.10 – – 5/32 – 7/16 – 3/32 5/16 – – 9/16 – 5/16 7/16 –...
  • Page 60 Wacker Construction Equipment AG · Preußenstraße 41 · D-80809 München · Tel.: +49-(0)89-3 54 02 - 0 · Fax: +49 - (0)89-3 54 02-3 90 Wacker Corporation · P.O. Box 9007 · Menomonee Falls, WI 53052-9007 · Tel. : (262) 255-0500 · Fax: (262) 255-0550 · Tel. : (800) 770-0957 Wacker Asia Pacific Operations ·...