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Jet Wash UK

Commercial Pressure Washer Repair & Servicing

Repair, fault diagnosis and planned servicing for commercial pressure washers across Newcastle and the North East. Choose the service level that matches the machine, or use the dedicated guides for pressure washer repair, planned servicing and pump repair and rebuilds.

Pump rebuild with seals and fittings laid out

General Service

For machines serviced regularly

  • Oil change
  • Pump seals replaced
  • HP switch pistons cleaned & re-lubricated
  • Unloader stripped, cleaned & re-lubricated
  • Burner nozzle replaced
  • Electrodes cleaned up
  • Fuel & water filters cleaned
  • Capacitors tested
  • Lance nozzle inspected
  • Flow magnet inspected
  • General inspection of machine

Major Service

Recommended if rarely or never serviced

  • Pump seals replaced
  • Oil change
  • HP switch pistons replaced
  • Unloader stripped, cleaned & re-lubricated
  • All pump valves & seals replaced
  • Burner nozzle replaced
  • Electrodes replaced
  • Fuel filter replaced
  • Water filter replaced
  • Capacitors tested & replaced if out of tolerance
  • Full inspection for leaks & wear, corrected if needed
  • Lance nozzle changed
  • Flow magnet replaced
  • Full pump rebuild

Petrol Jet Washer Service

For petrol-engine machines

  • Spark plug replaced
  • Engine oil changed
  • Pump & transmission oil changed
  • Pump seals replaced
  • Unloader inspected, cleaned & re-lubricated
  • Water filter replaced
  • Air filter replaced
  • Full inspection of machine, gun, hose & lance for leaks

Repairs

Common commercial pressure washer faults include pressure loss, leaks, pump and valve problems, electrical faults and hot-water burner issues. For a full repair overview, see Commercial Pressure Washer Repair.

Testing a pressure washer electrical components

Loss of pressure or fluctuating pressure

Pump, valve and seal faults

Water or oil leaks

Electrical and starting problems

Hot-water burner and heating faults

Hoses, fittings and general wear

…and more

Also available

Detergents, hoses, guns and fittings

Commercial machine supply

Supply of professional pressure washers, replacement machines and correctly matched equipment for business customers.

Emergency call-outs

Available when capacity allows — call to check.

Detergents

Supplied on request; ordered in as needed.

Parts

Guns, hoses and lances ordered to your exact spec.

New machines

Comes with the manufacturer’s 1-year warranty plus one free service (repairs not included).