The HYW4000P is a petrol-powered pressure washer featuring a 420cc, 4-stroke Hyundai engine, deliv...The HYW4000P is a petrol-powered pressure washer featuring a 420cc, 4-stroke Hyundai engine, delivering a maximum output of 4000PSI and a flow rate of 15L/min, making it ideal for the toughest cleaning tasks. This model is favoured by cleaning professionals and suitable for industrial, agricultural, and commercial environments. It is equipped with a heavy-duty Italian Annovi Reverberi (AR) RSV4G40 pump designed for continuous hard work and reliable performance. As Hyundai's largest petrol pressure washer, it offers portability and balance, mounted on a sturdy base with large, puncture-proof foam-filled tyres. Weighing 61kg, it's easy to transport between jobs. The package includes a 15m hose and lance, 4 nozzles, and a turbo nozzle, all with quick-release fittings. A thermal relief valve prevents the pump from overheating. It supports gravity feed or mains supply and can draw from a barrel. For initial use, connection to a mains supply is recommended to ensure valves are free-moving. All Hyundai pressure washers come with a 3-year platinum warranty. Key features include a 14hp 4-stroke engine, 4000PSI output, Annovi Reverberi pump, a sturdy frame with a well-tuned wheelbase for balance, and a turbo nozzle for efficient cleaning. Specifications: 420cc engine size, direct drive, tubular steel frame, 6.5L fuel capacity, 1.1L oil capacity, unleaded petrol fuel, and 2m suction capability.
This guide is for owners of the Hyundai HYW4000P petrol pressure washer, a heavy-duty cleaning tool designed for professionals and demanding users. It offers powerful 4000PSI cleaning performance, making it ideal for tough jobs. Note that, due to its size and power, proper setup and safety precautions are essential. This guide covers setup, operation, maintenance, and troubleshooting to help you get the most out of your pressure washer.
All features
Model Part Number
HYW4000P
Brand
Hyundai
Extended Product Information
FAQs
What type of fuel does the HYW4000P use?
The HYW4000P uses unleaded petrol.
How often should I change the oil?
Change the engine oil after the first 20 hours of use, and then every 50 hours.
What is the warranty period?
The Hyundai HYW4000P comes with a 3-year platinum warranty.
Can I use cleaning solutions with this pressure washer?
Yes, you can use cleaning solutions designed for pressure washers. Always follow the manufacturer's instructions.
Where can I get replacement parts?
Replacement parts can be obtained from Hyundai or authorized dealers.
What type of pump does it have?
It has a heavy-duty Italian Annovi Reverberi (AR) RSV4G40 pump.
How do I store the pressure washer?
Store the pressure washer in a dry place when not in use.
What kind of tyres does it have?
It has puncture-proof foam-filled tyres.
Troubleshooting
Engine won't start
Check fuel level, oil level, and spark plug. Ensure the choke is set correctly. Check the on/off switch.
Low pressure
Check water supply for sufficient flow. Inspect nozzles for clogs and clean if necessary. Check for leaks in the hose or pump.
Pump not building pressure
Check the water inlet for blockages. Make sure the pump is primed by briefly running with the water supply connected.
Water leaks
Inspect all hose connections and tighten if needed. Check the pump seals for damage and replace if necessary.
Pros and Cons
Pros
High-pressure output suitable for demanding cleaning tasks.
Comes with a 3-year platinum warranty for peace of mind.
Cons
Weighs 61kg, which may require assistance for some users to move.
Requires unleaded petrol, adding to the running costs.
Regular maintenance is needed to ensure optimal performance.
Noise levels may be high during operation.
Initial setup requires some assembly and familiarization.
Setup, Compatibility & Care
Assembly: Follow the included manual for assembling the pressure washer. Ensure all connections are secure.
Fuel and Oil: Fill the fuel tank with unleaded petrol and the oil reservoir with the correct oil type as specified in the manual (1.1L oil capacity).
Water Supply: Connect the water supply hose to the inlet. The unit can draw water from a mains supply or a barrel.
Initial Start-up: For the first use, connecting to a mains supply is recommended to ensure all valves are free-moving.
Nozzle Selection: Choose the appropriate nozzle for the cleaning task. The included nozzles have different spray patterns and pressure.
Care: Always flush the pump after each use by running the unit with the water supply connected to prevent the build up of sediment.
Compatibility: This pressure washer is compatible with standard garden hoses and fittings. It can be used with various cleaning solutions designed for pressure washers, but always follow the manufacturer's instructions for the cleaning solution.
Maintenance:
Regularly check and clean the air filter.
Change the engine oil after the first 20 hours of use and then every 50 hours.
Inspect and clean the nozzles regularly.
Store the pressure washer in a dry place when not in use.
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