Repair Service and Support


Our Commitment

Backed by two decades of experience, Harben California will respond quickly and competently to your requirements for technical advice, parts support, jetter repair and maintenance service, operator training and preventive maintenance inspections.

What we can do for you:

Call us for parts or technical support. We carry parts and have technical information for most jetters, regardless of the manufacturer. We're glad to provide on-site preventive maintenance inspections, operator training or assistance in diagnosing mechanical, hydraulic, pneumatic or electrical problems.

  • Water pumps. Trouble-shoot, repair and rebuild any rotary piston or triplex pump. Replace or rebuild water system selector valves, pressure relief valves, pressure gauges and operating controls.
  • Hydraulic and pneumatic systems. Repair operating controls, valves and cylinders.
  • Electrical systems. Diagnose, replace or repair electronic control panels, electrical components, wireless remote controls and batteries. Install arrow sticks, beacons and work lights.
  • Engine and drive systems. Provide routine preventive maintenance. Repair diesel and gas auxiliary engines, gearboxes, belts and hydraulic drive systems.
  • Welding fabrication and repairs. Retrofit and rebuild trailer mounted machines. Install tool boxes and accessories. Repair plastic water tanks.
  • Trailer hitches, axles and wheels. Repair and replace trailer components damaged in accidents. Replace worn brakes, wheel bearings and lights. Repair damaged electrical wiring.

Need help preparing technical specifications for your next machine? We have technical and descriptive literature, performance data and suggestions to help you compare, analyze and select a new or used machine that will best fit your application.