We were asked to carry out a routine bi-annual service on a Nilfisk Delta Booster system for a customer in Stratford. The machine is used regularly on site, so maintaining performance and reliability is essential.

Problem / Requirement

• System type: Nilfisk Delta Booster multi-pump pressure washer.
• Main requirement: Routine maintenance to ensure continued reliability and performance.
• Usage: Heavy regular use across multiple washdown areas.
• Risk: Without servicing, components such as seals, valves, and unloaders can wear and lead to breakdowns.

Regular servicing is essential on these systems to prevent downtime and extend the life of the machine.

Our Solution

• Carried out a full service across the entire system.
• Replaced valves, oil seals, and water seals on all pumps.
• Fitted new unloader kits where required.
• Changed pump oil and disposed of waste oil safely.
• Cleaned down the machine and surrounding components.
• Checked and cleaned all filters.
• Individually inspected each pump and motor unit.
• Replaced any worn components found during inspection.
• Set the machine back up and recommissioned it for use.

A full service on a 6-pump Delta Booster system typically takes around 8 hours of labour.

The Result

• The system is now running efficiently and reliably.
• All pumps are properly sealed and operating at optimal performance.
• Risk of breakdown has been significantly reduced.
• The customer can continue using the system with confidence.

With regular servicing, these systems can last for decades - we maintain units over 20 years old that still perform as good as new.

We were asked to carry out a service and repair on an older Edge Panther pressure washer that was producing a very smoky, smelly burn and didn’t feel quite right in use. The customer wanted a cost-effective solution to get the machine running reliably again without overspending on unnecessary parts.

Problem / Requirement

• Machine type: Edge Panther pressure washer.
• Main requirement: Restore reliable operation while keeping costs to a minimum.
• Condition: Machine had not been maintained properly, with fuel system and service items needing attention.
• Customer priority: Focus on essential repairs only, avoiding unnecessary expenditure.

The aim was to get the machine running properly again without carrying out a full overhaul.

Our Solution

• Cleaned all filters throughout the machine.
• Drained, cleaned, and refilled the fuel tank.
• Fitted new fuel pipes and fuel filters.
• Serviced the burner and replaced electrode caps.
• Checked seals and valves across the system.
• Changed pump oil.
• Fitted a new electrical cable while reusing the existing plug.
• Set and adjusted fuel pressure to achieve a clean burn.
• Carried out a full clean down of the machine.

All work was carried out with a focus on keeping costs down while still ensuring reliable performance.

The Result

• The machine is now running reliably and efficiently.
• Fuel system cleaned and operating correctly.
• Burner set up for a clean and consistent burn.
• Customer achieved a solid repair without unnecessary expense.

A practical, cost-effective repair that brought the machine back into good working order without going beyond the customer’s budget

We were asked to carry out a major repair on an industrial diesel hot pressure washer for a haulage company in Dover. The machine is used regularly for vehicle cleaning and had developed multiple faults due to long-term wear and a lack of preventative maintenance.

The unit was no longer operating reliably and required a full inspection and mechanical overhaul to restore performance.

Problem / Requirement

• Machine type: Industrial diesel hot mobile pressure washer.
• Main issues: Multiple mechanical and burner-related faults caused by wear and insufficient servicing.
• Symptoms: Reduced performance, starting issues, fluid leaks, and unreliable hot water operation.
• Operational impact: Downtime affecting vehicle cleaning and fleet maintenance.

Several components had deteriorated simultaneously, leading to wider system failure.

Our Solution

• Removed and externally repaired a leaking radiator.
• Stripped, cleaned, and fully serviced the diesel burner assembly.
• Completely rebuilt the high-pressure pump with new seals, valves, and internal components.
• Replaced engine and pump fluids throughout.
• Renewed all filters.
• Replaced cracked and worn pipework.
• Replaced a faulty capacitor and recalibrated engine speed.
• Fitted a new starter motor and checked glow plugs.
• Replaced the failed pump-to-engine drive shaft.
• Drained, flushed, cleaned, and refilled the fuel tank with fresh diesel.
• Reassembled, pressure tested, and fully commissioned the machine.

The Result

• The industrial diesel hot pressure washer is now running smoothly and reliably.
• Burner performance restored for consistent hot water output.
• Pump rebuilt to full operating condition.
• Electrical and starting faults eliminated.
• Leaks resolved and fuel system refreshed.
• The machine is back in daily service supporting the haulage fleet.

This repair demonstrates the importance of preventative maintenance. Addressing wear early prevents costly breakdowns and extended downtime.

We were asked to carry out a service on a Nilfisk SH Truck unit that had been running for around 8 years without any servicing. The machine was still operational but had started to sound rough, indicating internal wear.

Problem / Requirement

• Machine type: Nilfisk SH Truck hot pressure washer.
• Service history: No service carried out for approximately 8 years.
• Main issue: Machine still running but noticeably rough and noisy.
• Cause: Internal wear on pump drive components due to lack of maintenance.
• Requirement: Strip down, inspect, and restore the pump to proper working condition.

Our Solution

• Fully stripped down the pump assembly.
• Identified worn components including wobble disk, bearing tracks, and roller bearings.
• Replaced all worn pump drive components.
• Carried out a full service on the machine.
• Reassembled and tested the unit to ensure correct operation.

The Result

• The machine is now running smoothly and quietly.
• All internal pump components restored to proper working condition.
• Reliability significantly improved.
• Unit returned to the customer performing like new.

Preventative maintenance early on helps avoid major breakdowns and costly repairs.

We were asked to carry out a full service and rebuild on a Kothar Turn & Clean chemical applicator. These units play a key role in controlled chemical application across industrial cleaning environments, and over time if not looked after properly and consistently flushed through, can suffer from wear, internal contamination, and seal deterioration, affecting performance and reliability.

Problem / Requirement

• Existing equipment: Kothar Turn & Clean chemical applicator used for industrial cleaning operations.
• Site conditions: Used in demanding environments where chemical application accuracy and reliability are essential.
• Usage: Regular, ongoing use as part of daily cleaning routines.
• Main issues: Reduced performance, inconsistent chemical dosing, and general wear from regular use.

Over time, internal components such as seals and moving parts begin to wear, and chemical residue can build up inside the unit, leading to reduced efficiency and potential failure if left unchecked.

What This Equipment Does

• Designed to accurately dose and apply cleaning chemicals through a high-pressure system.
• Draws chemical via a pickup line and mixes it with water at a controlled ratio.
• Allows operators to switch between rinse and chemical application quickly and efficiently.
• Ensures consistent chemical coverage across surfaces, improving cleaning results.
• Reduces chemical waste by maintaining correct dilution levels.
• Commonly used in food factories, abattoirs, agriculture, and industrial washdown environments.

These units are essential for maintaining cleaning standards where correct chemical application and consistency are critical.

Our Solution

• Fully stripped the unit down to its individual components.
• Carried out a complete internal clean and flush to remove chemical residue and contamination.
• Replaced all internal O-rings to restore proper sealing and performance.
• Re-greased all moving components to ensure smooth operation and longevity.
• Reassembled the unit carefully, checking all tolerances and connections.
• Fully tested the applicator to ensure correct operation and consistent chemical dosing before returning to service.

The Result

• The unit is restored to full working order with consistent and reliable chemical application.
• New seals eliminate leaks and ensure accurate dosing.
• Internal cleaning improves flow and overall efficiency.
• Re-greased components allow smooth operation and reduce wear moving forward.
• The applicator is ready for continued use in demanding industrial environments with improved reliability.

Regular servicing is essential to keep any pressure washer, regardless of make, model, or age. We carry out full services on all types of machines, from well-maintained units to heavily used systems that have seen years of hard work.

We offer both on-site servicing to minimise downtime, as well as workshop-based servicing where machines can be fully stripped, rebuilt, and tested in-house.

This case study outlines how machines typically perform before servicing, the work we carry out during a full service, and the long-term benefits of maintaining your equipment properly.

Problem / Requirement

• Existing machine: Any make or model of industrial pressure washer, often in regular use with varying levels of previous maintenance.
• Main issues: Reduced performance, inconsistent pressure, increased noise, poor burner performance, leaks, and general wear across internal components.
• Site conditions: Machines are often used in demanding environments such as farms, factories, transport yards, and industrial cleaning areas.
• Usage: Ranges from lightly used, well-looked-after machines to high-hour units running daily for extended periods.

On heavily used or neglected units, internal wear, contamination, and lack of maintenance can lead to poor performance and increased risk of breakdown.

Our Solution

• Carry out a full inspection and service on any make or model of pressure washer.
• Strip down and assess key components including pump, burner, and control systems.
• Replace all standard service items including water seals, oil seals, and valves where required.
• Service and clean the burner assembly to ensure a clean, efficient burn.
• Drain and replace pump oil, including correct disposal of waste oil.
• Clean or replace all filters including water and fuel systems.
• Check and set the unloader valve to ensure correct pressure and safe operation.
• Inspect motors, electrics, and safety systems for faults or wear.
• Clean down the machine internally and externally.
• Test and recommission the machine to ensure it is running correctly and reliably.

Every machine is treated individually, whether it requires a light service or more in-depth work due to wear and usage.

The Result

• Smoother, quieter operation across the machine.
• Restored pressure and consistent performance.
• Cleaner and more efficient burner operation with reduced smoke and fuel waste.
• Reduced strain on internal components, improving reliability.
• Machines returned to site ready for continued use with confidence.

Long-Term Benefits of Regular Servicing

• Prevents major failures by identifying wear early.
• Extends the lifespan of pumps, motors, and burner components.
• Maintains consistent cleaning performance and efficiency.
• Reduces downtime and costly emergency repairs.
• Protects your investment and keeps equipment running like new for years.

We regularly maintain machines that are over 20 years old which, with consistent servicing, continue to perform as reliably as much newer systems. Whether a machine is lightly used or worked hard every day, regular servicing is key to keeping it running at its best.

Take A Look At Some Of Our Existing Case Studies For More Info

These case studies provide a general overview of how we service and maintain pressure washers. For real-world examples of specific machines we’ve worked on, including repairs, rebuilds, and full servicing jobs, take a look through our other case studies.

These show the variety of equipment we work on, the issues we diagnose, and the results we deliver across different industries and applications.