Wilks USA TX750 Manual
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TX750 / TX750i
Petrol Pressure Washer
Read this manual carefully before use and keep it for future reference. Failure to do so
may result in injury, property damage and may void the warranty.
Products covered by this manual may vary in appearance, assembly, inclusions,
specifications, description or packaging.
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Questions and answers

Mitchell Gipson
April 7, 2025

I need new engine mounts for a WilksTX750i pressure washer mine have broken

1 comments:
Mr. Anderson
April 9, 2025

You can find new engine mounts for a Wilks USA TX750 pressure washer on the Centurywise website. They are listed as "Wilks USA TX750i Engine Mount x 4" with a product code of HW443e.

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Summary of Contents for Wilks USA TX750

  • Page 1 TX750 / TX750i Petrol Pressure Washer Read this manual carefully before use and keep it for future reference. Failure to do so may result in injury, property damage and may void the warranty. Products covered by this manual may vary in appearance, assembly, inclusions, specifications, description or packaging.
  • Page 2: Table Of Contents

    TX750 / TX750i Contents Contents Safety Quick start guide Assembly Before starting Connections Starting Stopping Using detergent Drawing from a barrel Nozzles Maintenance Spark plug Oil change Air filter Service schedule Storage Removal from storage Troubleshooting Specifications CE declaration of conformity...
  • Page 3: Safety

    TX750 / TX750i Safety • Always remove any excess water from the system after use to avoid freeze damage. • Do not touch the nozzle or water spray while operating. • Never spray directly at the pressure washer or any electrical units / wires.
  • Page 4: Quick Start Guide

    TX750 / TX750i Quick start guide The following steps describe the quickest method to get your pressure washer up and running. However, it is essential you fully read this manual to ensure you are familiar with the general safety features, precautions and functions necessary to operate the product.
  • Page 5: Assembly

    TX750 / TX750i Assembly Locate the axle holes on Slide the wheel over the For TX750i model only: the underside of the frame. axle and secure with the Slide the hose reel and Insert the axle so the nut. bracket over the handle...
  • Page 6: Before Starting

    Connections 1. Connect the high pressure hose to the gun ‘A’ 2. TX750: Connect the high pressure hose to pump ‘B’ 3. TX750i: Connect the high pressure hose to the reel ‘D’ and the reel hose to ‘B’ 4. Connect a mains supply hose to the water inlet ‘C’...
  • Page 7: Starting

    TX750 / TX750i Starting Before starting, connect the gun and hoses as described in ‘Connections’ Turn the fuel tap on by Set the choke to the left Turn the engine switch to sliding to the right (closed position) the on position...
  • Page 8: Stopping

    TX750 / TX750i Stopping Turn the engine switch to Turn the fuel tap off by Turn the water supply off the off position sliding to the left Note: make sure you depress the trigger on the gun to fully drain any residual water left in the system.
  • Page 9: Drawing From A Barrel

    TX750 / TX750i Drawing from a barrel First ensure the machine is switched off before connecting / disconnecting any hoses or attachments. Instead of attaching the hose from pump to tap, use the supplied hose and filter set placing the filter end in the water supply.
  • Page 10: Maintenance

    TX750 / TX750i Maintenance Spark plug Remove spark plug cap unscrew the spark plug Check the gap using a using the supplied tool gauge. The gap should be between 0.7-0.8mm. Oil change UPPER LEVEL Locate and remove either Place a pan under one side...
  • Page 11: Air Filter

    TX750 / TX750i Air filter The air filter is installed on the intake system of the engine. It allows clean air to flow into the engine to provide the correct air/fuel mixture. 1. Lift the clip to open air filter cover 2.
  • Page 12: Service Schedule

    TX750 / TX750i Service schedule Every 3 Every 6 After First Every Year or Component After First 5 Months or Months or Every Use Month or 20 300 Hours / Task Hours Use 50 Hours 100 Hours Hours Use Engine Oil...
  • Page 13: Storage

    TX750 / TX750i Storage If the washer is not to be used or is to be stored for more than one month the following storage procedure should be carried out: 1. Drain all the fuel from the fuel tank and the carburettor. Ensure that all fuel has been removed.
  • Page 14: Troubleshooting

    TX750 / TX750i Troubleshooting Fault Probable Cause Remedy Pump sucking in air Check connections are tight Fluctuating Pressure Remove blockage using jet cleaning Blocked jet tool Pump sucking in air from Check connections are tight connections or hose Clear or replace valves. Have machine...
  • Page 15 TX750 / TX750i Fault Probable Cause Remedy Loose spark plug Tighten plug Insufficient Loose cylinder head bolt Tighten bolt compression Damaged gasket Replace gasket Fuel System Problems Insufficient pulling speed Pull rope sharply for recoil starter Foreign matter in fuel tank...
  • Page 16: Specifications

    TX750 / TX750i Specifications Max pressure (PSI / BAR) 3950 / 272 Working pressure (PSI / BAR) 3200 / 220 Flow rate (Litres per minute) Engine power (HP) Engine type 4-stroke OHV Starting system Recoil Oil type 10W-40 semi-synthetic Fuel type...
  • Page 17: Ce Declaration Of Conformity

    Address of the person authorised to Unit 4, Mauretania Rd, Nursling Industrial Estate, compile the technical file (in EU): Nursling, Southampton SO16 0YS, UK Product: Petrol Pressure Washer Wilks-USA TX750 / TX750i Description: Petrol High Pressure Washer Type / Model No.: Wilks-USA TX750 / TX750i Procedure for assessment of conformity ISET S.r.l.

This manual is also suitable for:

Tx750i

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