Licensed Fujitsu technicians serving Australian homes and businesses. All models — Lifestyle, Classic, Designer, multi-split, ducted, and Airstage commercial. Same-day service. Upfront pricing. Call 1300 019 320.
Lifestyle, Classic, Designer, ASTG & more
Available in most service areas
OEM-approved replacement components
1300 019 320 — always available
On every installation and repair
Fujitsu General has earned the title of "Australia's Favourite Air®" — the most trusted air conditioning brand in Australia from 2018 to 2022, and highly commended through 2023 to 2025. With over 50 years of experience in the Australian market, Fujitsu air conditioners are built specifically to handle Australia's demanding climate conditions — from the intense summer heat of Queensland and Western Australia to the freezing winters of Victoria and the ACT.
Fujitsu's residential range — including the Lifestyle series, Classic series, and Designer series — covers everything from compact 2.5kW bedroom split systems to powerful 9.4kW open-plan units. Every domestic Fujitsu air conditioner sold in Australia comes with a 5-year parts and labour warranty — one of the strongest warranty positions in the industry and a clear reflection of the brand's confidence in its product quality and reliability.
At WTFix Air, we are experienced across the complete Fujitsu range — residential split systems, multi-split systems, ducted air conditioning, and commercial Airstage systems. Our technicians understand Fujitsu's inverter technology, R32 refrigerant systems, and the brand's unique flashing light and error code diagnostic system, ensuring accurate diagnosis and effective repairs every time.
Japan — Fujitsu General, a division of the global Fujitsu Group. In Australia for over 50 years with a dedicated local support team
Most Trusted air conditioning brand in Australia 2018–2022, Highly Commended 2023–2025 — awarded by Australian consumers
Lifestyle series models achieve up to 5-star energy ratings — combining high performance with low running costs
Current Fujitsu range uses R32 refrigerant — lower global warming potential, lighter weight, and superior energy efficiency
Wi-Fi control via the Fujitsu General app on selected models — control temperature, set schedules, and monitor performance remotely
Full 5-year parts and labour warranty on the entire Fujitsu domestic range — one of the strongest in the Australian market
We install, service, and repair the complete Fujitsu air conditioning range — from the bestselling Lifestyle split system to multi-split, ducted, and commercial Airstage systems.
Premium Residential Split System
The Fujitsu Lifestyle series is the brand's most energy-efficient residential split system range — achieving up to 5-star energy ratings for both heating and cooling. Featuring a sleek matte finish, Human Sensor technology for intelligent energy saving, Apple-Catechin filter for superior air purification, and whisper-quiet operation. Available from 2.5kW to 9.4kW. Ideal for bedrooms, living areas, and apartments.
Reliable Everyday Split System
The Fujitsu Classic series is the trusted, no-fuss residential split system — delivering reliable reverse cycle heating and cooling across a wide range of capacities, from small bedroom units to large 9.4kW models suitable for open-plan living areas and small commercial spaces. The Classic series offers proven Fujitsu performance at an accessible price point, backed by the full 5-year parts and labour warranty.
Premium Slim-Profile Split System
The Fujitsu Designer series (ASTG-KUCA models) combines high-performance climate control with a particularly slim, low-profile indoor unit designed to blend seamlessly with premium interiors. Whisper-quiet operation, advanced air filtration, and a refined aesthetic make the Designer series the choice for architecturally designed homes, prestige apartments, and commercial spaces where appearance matters as much as performance.
Multi-Zone — One Outdoor Unit
Fujitsu's multi-split system connects between two and four indoor units — wall-mounted, floor console, or ducted bulkhead — to a single compact outdoor unit, enabling independent climate control across multiple rooms without multiple outdoor compressors. The ideal solution for homes without ceiling space for ducted, apartments, townhouses, and businesses needing multi-room comfort.
Whole-Home & Commercial Ducted
Fujitsu ducted air conditioning delivers whole-home or whole-building climate control through a concealed ceiling-mounted indoor unit and a network of ducts and grilles. Available in slimline R32 models for homes with shallow ceiling cavities, and large-capacity high static models from 5.0kW to 22.4kW for larger residential and commercial applications. With zone control and Wi-Fi connectivity, Fujitsu ducted systems offer whole-home comfort with precise control.
VRF Commercial Climate Control
Fujitsu's Airstage (formerly Fujitsu General Airstage) is the brand's Variable Refrigerant Flow commercial system — connecting multiple indoor units of different types to centralised outdoor systems for large-scale commercial climate control. Suitable for office buildings, hotels, retail centres, schools, and healthcare facilities, Airstage delivers flexible, energy-efficient whole-building comfort with advanced BMS integration.
Fujitsu's decades of research and engineering have produced a range of technologies that keep Australian homes and businesses comfortable, healthy, and energy-efficient year-round.
Fujitsu's built-in Human Sensor detects when a room is unoccupied and automatically switches the unit to an energy-saving mode — reducing power consumption without switching the system off entirely. When occupants return, the system resumes normal operation seamlessly. A highly effective technology for reducing energy waste in everyday use.
Fujitsu's Apple-Catechin filter uses catechin — a natural antioxidant compound extracted from apple polyphenols — to capture and deactivate airborne bacteria, viruses, allergens, and mould spores passing through the filter. The result is measurably cleaner, healthier indoor air alongside temperature control.
Fujitsu's DC inverter compressor technology varies compressor speed continuously to precisely match heating and cooling demand — eliminating the energy waste and temperature fluctuations caused by traditional on-off cycling. The result is faster temperature reach, more consistent comfort, and significantly lower electricity running costs.
The current Fujitsu residential and ducted range uses R32 refrigerant — which has a significantly lower global warming potential than the older R410A refrigerant, while also delivering superior energy efficiency. R32 systems are lighter, more compact, and easier to service, with less refrigerant required per installation.
Selected Fujitsu Lifestyle models include built-in Wi-Fi for control via the Fujitsu General smartphone app — allowing full remote control of temperature, mode, fan speed, and scheduling from anywhere. An optional Wi-Fi adaptor is available for compatible models without built-in connectivity.
Fujitsu air conditioners use a combination of flashing light patterns and "E-code" error codes displayed on the wall controller to communicate faults to the user and technician. This self-diagnosis system allows our technicians to accurately identify the nature and location of a fault quickly — reducing diagnosis time and repair costs.
Installation, annual servicing, and repairs for the complete Fujitsu range — split systems, multi-split, ducted, and commercial Airstage systems across Australia.
Expert supply and installation of the complete Fujitsu range — Lifestyle, Classic, and Designer split systems, multi-split configurations, ducted systems, and commercial Airstage units. We handle every aspect from site assessment and system selection through to refrigerant charging, electrical connection, and full commissioning.
Annual Fujitsu air conditioner servicing maintains your 5-year warranty, keeps the system running at peak energy efficiency, ensures clean healthy air, and prevents expensive breakdowns. Fujitsu recommends cleaning filters every 400 operating hours and professional servicing at least annually.
Fast, accurate diagnosis and repair of all Fujitsu error codes and flashing light faults across every model and series. Our technicians carry Fujitsu-specific diagnostic tools and a comprehensive stock of genuine and OEM-approved Fujitsu replacement parts — completing most repairs in a single same-day visit.
Our technicians diagnose and repair the full range of Fujitsu faults — from a Fujitsu not cooling in summer to flashing lights, error codes, refrigerant leaks, and compressor failures.
Fujitsu air conditioners communicate faults through two methods — flashing light patterns on the indoor unit (operation light and timer light), and "E-code" error codes displayed on hardwired wall controllers. When your Fujitsu is flashing or displaying an error code, it has entered lockout mode to protect itself from further damage. The table below covers the most common Fujitsu error codes and their causes. Always call a licensed technician for accurate diagnosis — resetting the unit without resolving the underlying fault will cause the code to return.
| Error Code / Flash | Fault Description | Action Required |
|---|---|---|
| E:EE | System fault — general error requiring diagnostic mode to identify specific cause | Press Energy Save + Zone Control for 3 sec to read sub-code — professional diagnosis required |
| EF:00 | Discharge pipe temperature too high — likely low refrigerant (gas leak) | Refrigerant leak check and system recharge by licensed technician |
| E:00 | Remote control communication fault — indoor unit and remote not communicating | Check remote wiring and signal — PCB or wiring fault |
| E:03 | Indoor fan motor fault — fan not operating or rotating incorrectly | Fan motor diagnosis and replacement if required |
| Op. 2 / Timer 2 flashes | Indoor air thermistor fault — intake temperature sensor failure | Thermistor replacement by licensed technician |
| Op. 2 / Timer 3 flashes | Indoor pipe thermistor fault — heat exchanger temperature sensor | Thermistor check and replacement if required |
| Op. 3 / Timer 4 flashes | Outdoor air thermistor fault — outside temperature sensor failure | Outdoor unit sensor diagnosis and replacement |
| Op. 5 / Timer 5 flashes | Outdoor PCB fault — outdoor unit control board failure | PCB diagnosis and replacement by licensed technician |
| Filter lamp flashing | Filter cleaning reminder — not a fault, filters require cleaning | Clean Apple-Catechin filter, then press Filter Reset button |
| Continuous flashing | High pressure or communication lockout — refrigerant or PCB fault | Turn off at isolator for 20 minutes — if fault returns, professional diagnosis required |
The most distinctive Fujitsu fault signal is a flashing operation or timer light on the indoor unit. Each combination of flashes corresponds to a specific fault code. Do not simply reset the unit — the flash pattern is communicating something specific. Call us and describe the pattern for a fast diagnosis.
If your Fujitsu is running for longer than usual to reach the set temperature, this typically indicates a refrigerant deficiency, a dirty evaporator coil, or a compressor beginning to lose capacity. Early diagnosis is significantly less expensive than waiting for a complete system failure.
A Fujitsu system working harder than it should — due to low refrigerant, a dirty coil, or a failing component — draws more electricity for the same output. A rising power bill without a change in usage habits is a reliable early indicator that something is wrong.
Water leaking from the indoor unit into the room indicates a blocked condensate drain line, a frozen evaporator coil, or a faulty drain pump. Left unaddressed, water leaks cause damage to walls, ceilings, and floor coverings — and can short the indoor unit's PCB.
Screeching sounds typically indicate a fan motor problem. Rattling can indicate loose panels, a misaligned fan, or debris inside the unit. Clicking or buzzing often points to an electrical fault. Any new noise from a Fujitsu unit warrants inspection — noise faults worsen over time and are cheaper to address early.
Fujitsu recommends professional servicing at least once per year to maintain your 5-year warranty and peak performance. Filters should be cleaned every 400 operating hours. If your unit hasn't been professionally serviced in the past 12 months, book a service before the next peak season — it's the most cost-effective form of Fujitsu care.
Our technicians have hands-on experience across the full Fujitsu range — Lifestyle, Classic, Designer, multi-split, ducted, and Airstage. We know Fujitsu's flashing light diagnostic system, E-code library, and R32 refrigerant system inside and out.
Lifestyle, Classic, Designer, ASTG multi-split, ducted, floor console, and commercial Airstage — we install, service, and repair every model in the Fujitsu residential and commercial range without exception.
Same-day repair available in most service areas. We stock genuine and OEM-approved Fujitsu replacement parts — PCBs, thermistors, fan motors, and refrigerant — so most faults are resolved in a single visit without waiting for parts to be ordered.
We provide clear, itemised quotes before any work begins — no hidden call-out fees, no surprise charges. The price we quote is the price you pay, every time. We also advise on whether a repair is worth doing versus replacement, so you can make an informed decision.
Every Fujitsu installation and repair we complete is backed by our workmanship guarantee. If our work is at fault, we return and fix it at no additional charge — no conditions, no exceptions.
Our emergency repair line is open 24 hours a day, 7 days a week. For urgent Fujitsu breakdowns — especially during summer peak periods — call 1300 019 320 any time and we will get a technician to you as fast as possible.
Everything you need to know about Fujitsu air conditioner installation, servicing, error codes, warranties, and repair in Australia.
For most bedrooms, the Fujitsu Lifestyle series is the best choice — offering up to 5-star energy efficiency, whisper-quiet operation, Human Sensor technology, and the Apple-Catechin filter for clean air. The 2.5kW model (ASTG09KMTC range) suits rooms up to approximately 20m², while the 3.5kW model covers rooms up to 35m². For a premium aesthetic in a prestige bedroom, the Fujitsu Designer series offers a slimmer, lower-profile indoor unit. Our team will calculate the correct capacity for your specific room.
Fujitsu recommends that the Apple-Catechin filter is cleaned by the user every 400 operating hours, and that professional servicing is carried out at least once per year to maintain your 5-year warranty. In high-use environments — year-round operation, ducted systems, or commercial installations — twice-yearly servicing (spring and autumn) is recommended. Professional servicing includes coil cleaning, refrigerant pressure testing, drain inspection, and a full electrical and performance check.
A flashing timer light — particularly in combination with the operation light — is Fujitsu's way of communicating a specific fault code without a display screen. The number of flashes from each light corresponds to a specific fault: for example, operation light 2 flashes and timer light 2 flashes indicates an indoor air thermistor fault. Do not simply reset the unit and continue — call us and describe the flash pattern for accurate diagnosis over the phone.
Yes — Fujitsu General Australia provides a full 5-year parts and labour warranty on the entire domestic air conditioning range, including split systems, multi-split systems, and ducted systems. This warranty is conditional on the system being installed by a licensed contractor and serviced annually by a qualified technician. We issue a written service report after every service to help you maintain a complete warranty record for your Fujitsu system.
Common causes of a Fujitsu not heating in winter include low refrigerant due to a refrigerant leak, a dirty outdoor coil preventing adequate heat absorption, a defrost cycle issue in very cold conditions, a faulty reversing valve, or dirty filters restricting airflow. If your Fujitsu is running in heat mode but the room is not warming, or if the system is flashing a fault code, call us for a same-day diagnosis — heating failures in winter are treated as a priority.
The Fujitsu Lifestyle series is the brand's premium residential split system — offering higher energy star ratings, the Human Sensor for automated energy saving, the Apple-Catechin filter, and a modern matte finish. The Classic series is a reliable, cost-effective range offering solid reverse cycle heating and cooling performance without the premium features. For most homes, the Lifestyle series is the better long-term investment due to its lower running costs. Our team can help you decide which series is right for your situation and budget.
Yes — we supply, install, service, and repair the complete Fujitsu range across Australia, including Lifestyle, Classic, and Designer split systems, multi-split configurations, slimline and high-static ducted systems, and commercial Airstage VRF systems. We provide free in-home assessments and written installation quotes with no obligation, and same-day repair in most service areas.
For a basic reset, turn the Fujitsu unit off at the outdoor isolator switch and leave it off for 20 minutes before restoring power — this clears temporary "glitch" errors. For a filter lamp reset, clean the Apple-Catechin filter and press the Filter Reset button on the indoor unit. If an E-code or flash pattern returns after a reset, the underlying fault has not been resolved and professional diagnosis is required. Repeated resets without fixing the fault can cause further damage and may void the warranty.
Free in-home assessments • Free installation quotes • All Fujitsu models serviced • Same-day repairs • 24-hour emergency line. WTFix Air — your Fujitsu specialists.