Vacuum Excavator & HDD Equipment Repairs & Servicing

Repairs & Servicing: Minimise Downtime, Maximise Field Productivity

Operating out of our specialized 1,800m² facility in Maddington, Western Australia, our engineering teams possess over 30 years of hands-on trenchless industry expertise.

Equipped with overhead gantry cranes, advanced CNC machine tools, specialized welding equipment and plasma cutters, we handle complex, heavy-duty rebuilds entirely in-house.

We repair and service a range of Trencless Equipment incuding:

  • HDD Tooling: including Reamers, Bits, Subs and Housings
  • VM range of Vacuum Excavators
  • Digitrak locating equipment
  • Moles and Grundomats

 

Contact our expert team today, to see how we can help

Our Servicing

Premium HDD Tooling Refurbishment & Machining

Horizontal Directional Drilling (HDD) components take immense punishment downhole. Instead of costly full replacements, our in-house machine shop extends the active lifecycle of your DTH tooling.

  • Adaptor Breackout & Replacement: We will replace  thread profiles back to original. Or provide cross-overs for Vermeer and Ditch Witch setups.
  • Backreamer & Starter Rod Re-dressing: Re-tipping worn carbide teeth and rebuilding structural welds on heavy-duty reamers.
  • Transmitter Housing Re-builds: From hardfacing to bit repair and sub replacement. We keep your housing in good condition to last the distance.
Reamer Repair
Before
Reamer Rebuild
After

Hydro & Vacuum Excavator Servicing

Your vacuum excavation trucks and trailers are the frontline defense against catastrophic utility strikes. We provide comprehensive mechanical, hydraulic, and electrical servicing for our complete VM range – from the nimble VM400 trailer units up to the heavy-duty VM4000 truck-mounted Hydrovac.

  • Blower & Pump Repair: Maximise high-CFM air movement performance and high-pressure water blasting pressure profiles.

  • Spoil Tank Repairs: Structural integrity verification, locking mechanisms and seals replacement for high-capacity vacuum tanks.

  • Filtration System Maintenance: Filtration system repair & replacements to extend component lifecycles and protect high-performance blowers.

No Dig Mole an Grundomat Pneumatic Piercing Tool Repair

Pneumatic moles rely on a minimal number of moving parts under tight tolerances to deliver rapid soil penetration. We provide service and repair of our No Dig Mole and Grundomats, to keep your tool in top shape.

  • Internal Seal Kit Replacement: Restoring full hammer impact force by eliminating internal air pressure leaks.

  • Anvil & Quarter-Turn Mechanism Repairs: Overhauling forward/reverse directional controls and replacing high-wear internal components.

  • Hose & Lubricator Assembly Overhauls: Ensuring clean, continuous lubrication flows from your compressor to the tool.

No Dig Mole 45mm

Why Civil Contractors Choose No Dig Equipment

Our workshop isn't just a repair garage—it's an advanced manufacturing plant. When you bring your asset to us, you get:

Precision CNC Capabilities

If an OEM replacement part is weeks away on backorder, our CNC machine tools allow us to custom-manufacture standard and custom parts to order.

True Trenchless Expertise

Our team consists of qualified engineers and trade specialists who understand the mechanics of drilling geology, torque, and fluid dynamics.

Cross-Brand OEM Support

Beyond servicing our own fleet, we routinely repair & customize parts to perfectly integrate with your existing Vermeer, Ditch Witch, or third-party machines.

Contact Us

Schedule a Workshop Inspection

Don’t wait for an on-site mechanical failure to stall your project. Get your assets thoroughly checked by Australia’s trusted trenchless experts.

Contact the Maddington Workshop

Operating Hours

Repairs and Servicing HDD Equipment

Get Your Quote