DRIVING RELIABILITY. MINIMIZING DOWNTIME.

In the transport sector, downtime is not just an inconvenience—it is a major operational cost. At ACAPS, our mission is simple: keeping your fleet in motion. With over 30 years of specialized experience, we supply the high-performance HVAC parts, tools, and consumables that Australia's largest operators rely on. By combining a massive on-site inventory with rapid logistics, we help you maximize vehicle uptime and eliminate preventable breakdowns.

Mechanical Repairs & Fleet Maintenance

At ACAPS, we go beyond HVAC to provide comprehensive mechanical support for the bus, coach, and truck industry. From routine servicing to major component overhauls, our workshop and mobile teams are equipped to handle the unique mechanical demands of heavy-duty passenger vehicles.

Drivetrain & Transmission

Drivetrain & Transmission

Clutch replacements, gearbox diagnostics, and driveline repairs to ensure smooth power delivery.
  • Clutch replacements
  • Gearbox diagnostics
  • Driveline repairs
Brake & Suspension

Brake & Suspension

Full brake relines, air system diagnostics, and suspension bushing/shock absorber replacements for passenger comfort and safety.
  • Brake relines
  • Air system diagnostics
  • Suspension bushing replacement
  • Shock absorber replacement
Engine Cooling Systems

Engine Cooling Systems

Radiator pressure testing, water pump replacements, and coolant flush services to prevent overheating in heavy-duty cycles.
  • Radiator pressure testing
  • Water pump replacements
  • Coolant flush services
Steering & Alignment

Steering & Alignment

Comprehensive steering box adjustments and component replacement to maintain vehicle stability.
  • Steering box adjustments
  • Component replacement
  • Vehicle stability support
Planned Preventative Maintenance

Planned Preventative Maintenance

Custom service schedules designed to catch mechanical wear before it leads to a roadside breakdown.
  • Custom service schedules
  • Early wear detection
  • Reduced roadside breakdown risk

Future-Proofing Your Fleet: Electric Bus (ZEB) HVAC Specialists

As the industry transitions toward Zero Emission Buses (ZEBs), ACAPS is leading the way in New South Wales. Electric buses present a new set of technical challenges, particularly around high-voltage safety and the complex thermal management systems required to preserve battery life. We have invested in the specialized training and equipment necessary to service the next generation of transport safely and efficiently.


Why Choose ACAPS for your Electric Fleet?

  • Qualified Technicians: Our team is trained in high-voltage (HV) safety protocols, utilizing insulated tools and PPE specifically rated for electric vehicle environments.
  • Specialized Diagnostic Tools: We use advanced EV-specific scanners and megohmmeters to pinpoint faults in complex electrical architectures and CAN bus systems.
  • Authorized SONGZ ZEB Partner: As an authorized dealer, we have direct access to electric-drive components and technical bulletins for the latest SONGZ electric units.
  • Depot-Ready Mobile Service: Our mobile units are equipped to perform on-site diagnostics and minor HV repairs at your depot, reducing the need for expensive towing and vehicle downtime.

Safety & Compliance

Working on electric buses requires more than just mechanical skill. We adhere to strict SafeWork NSW guidelines and national standards. Every electric vehicle service at ACAPS includes a high-voltage decommissioning and commissioning process to guarantee the safety of both our technicians and your drivers.

Protect Your Investment: Proper maintenance of an electric bus HVAC system can extend your battery's cycle life and improve vehicle range by up to 20% during extreme weather months.

High-Voltage HVAC Repair

High-Voltage HVAC Repair

Full diagnostic and repair services for electric compressors and heat pump systems including SONGZ, Thermo King, and Coachair.
  • Electric compressor diagnostics
  • Heat pump system repair
  • SONGZ support
  • Thermo King support
  • Coachair support
Thermal Management

Thermal Management

Maintenance of battery cooling and heating circuits to ensure peak efficiency and maximum range.
  • Battery cooling circuits
  • Battery heating circuits
  • Peak efficiency support
  • Maximum range support
High-Voltage Safety Checks

High-Voltage Safety Checks

Insulation resistance testing and electrical safety audits in accordance with AS/NZS 5732:2022.
  • Insulation resistance testing
  • Electrical safety audits
  • AS/NZS 5732:2022 compliance
Cabin Climate Optimization

Cabin Climate Optimization

Specialized software calibration for electric climate controllers to balance passenger comfort with energy consumption.
  • Software calibration
  • Passenger comfort balancing
  • Energy consumption optimization

Precision Engineering & Sustainable Solutions

In addition to our authorized parts and mechanical services, ACAPS offers high-level engineering and reconditioning capabilities. Our Smeaton Grange facility is equipped with specialized machinery to restore, modify, and manufacture components that meet or exceed original equipment standards.

Service Exchange & Reco Parts

Service Exchange & Reco Parts

Minimize downtime with high-quality remanufactured components that are bench-tested and ready for service exchange.
  • Compressor reconditioning
  • Blower and fan motor refurbishment
  • Clutch and pulley resurfacing
  • Cost-effective replacement path
Custom Machining & Engineering

Custom Machining & Engineering

Bespoke solutions for obsolete or high-wear components, including bracketry, mounts, fittings, shafts, and spacers.
  • Custom bracketry and mounts
  • Precision turning and milling
  • Specialized fittings and shafts
  • Obsolete parts support
System Retrofitting & Component Modification

System Retrofitting & Component Modification

Engineering modifications to upgrade legacy systems and tailor off-the-shelf parts for specific vehicle architectures.
  • Legacy system upgrades
  • R12 and early R134a retrofit paths
  • Component modification
  • Vehicle-specific fitment

Why Partner with ACAPS?

THE ACAPS ADVANTAGE: TOTAL FLEET INTEGRITY. 30 Years of Keeping Australia Moving. ACAPS combines authorized partnerships, deep technical knowledge, hybrid service delivery, smart procurement tools, and transparent reporting to support fleet uptime.

Authorized Industry Partnerships

ACAPS is an Authorized Service and Parts Dealer for SONGZ, alongside partnerships with Denso, Valeo/Spheros, GreenChem, and Speed Gas, giving customers access to genuine components backed by manufacturer-grade technical support.

Specialized Technical Depth

Our team specializes in the complex HVAC and electrical requirements of the bus and coach industry, from compressor overhauls and blower replacements to specialized ECU programming and advanced diagnostics.

Hybrid Service Flexibility

We combine a fully equipped specialist workshop with mobile service units that provide on-site diagnostics and rapid repairs at customer depots to minimize downtime.

Smart Procurement for Trade Customers

Our Smart Parts philosophy supports bulk ordering, live stock visibility, and trade-tier pricing designed for fleet operators and independent workshops.

Commitment to Technical Transparency

Whether troubleshooting a persistent electrical fault or managing a routine seasonal inspection, ACAPS provides detailed reporting and transparent pricing to support preventative maintenance planning.

Ready to streamline your fleet maintenance?

Talk to ACAPS about parts, service, diagnostics, and support for your fleet.

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