Repair On An Industrial Diesel Hot Pressure Washer For A Haulage Company in Dover

What they needed

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.