5 Signs Your Ducted Air Conditioner Needs an Upgrade

5 Signs Your Ducted Air Conditioner Needs an Upgrade

A ducted system properly looked after should last 15 to 20 years. Most of the systems we replace across Sydney fail somewhere between 12 and 18 years, usually because something major has gone (compressor, indoor fan motor, or the ductwork itself) and the repair quote sits uncomfortably close to the cost of a new system. […]

How to Determine Your Needed Air Conditioning Unit Size?

How to Determine Your Needed Air Conditioning Unit Size?

Learn how to determine the right air conditioning unit size for your home with Crown Air. Ensure comfort, efficiency, and savings with our expert advice. Call us today!

Why Is My Air Conditioner Leaking Water? Common Causes and Solutions

Why Is My Air Conditioner Leaking Water? Common Causes and Solutions

A leaking aircon is almost always caused by one of four things: a blocked condensate drain, a frozen evaporator coil, a damaged drain pan, or a poorly installed unit. The first one accounts for the majority of service calls we get on this. The fix is usually quick, but ignoring it can turn a $200 […]

Warning Signs Your AC’s Compressor Is in Trouble

The compressor is the most expensive single component in an air conditioning system and almost always the most expensive thing to replace. On most Sydney systems, a compressor replacement runs $1,500 to $3,000+ in parts and labour, which is why the first question we ask when one fails on a system over 12 years old […]

Retrofitting Air Conditioning in Older Sydney Homes

Retrofitting Air Conditioning in Older Sydney Homes

Older homes weren’t built with air conditioning in mind. Rooftop space is tight, electrical capacity is often dated, walls might be solid brick or weatherboard with limited cavity room, and in some cases there’s a heritage overlay constraining what you can do externally. None of this makes a retrofit impossible. It does mean the install […]

Signs of an Overheating AC Motor: A Sydney Repair Guide

Signs of an Overheating AC Motor: A Sydney Repair Guide

An overheating motor in your air conditioner is one of the few problems where ignoring it for a week genuinely matters. Motors don’t usually fail gradually. They run hot for a while, the insulation on the windings breaks down, and then either the motor seizes or the system trips its protection circuit and stops working […]

Can One AC Unit Cool a Two-Story House? Factors to Consider and Solutions

Can One AC Unit Cool a Two-Story House? Factors to Consider and Solutions

Yes, with the right system. A single zoned ducted system handles a two-storey Sydney home comfortably when it’s properly sized, designed with separate upstairs and downstairs zones, and installed competently. A single split system, no, that’s not what splits are for. The middle option, a multi-split with one upstairs head and one or two downstairs, […]

Choosing a Split System for a Bedroom or Small Room

Choosing a Split System for a Bedroom or Small Room

For a typical Sydney bedroom or small room, you need a 2.5kW split system. Slightly larger spaces, west-facing rooms, or rooms with significant glazing might push to 3.5kW. Going bigger than that is a common mistake that costs money to install and money to run. The detail behind that, including the specific situations where you’d […]

Does Direct Sunlight Affect Your Aircon? Sydney Guide

Does Direct Sunlight Affect Your Aircon? Sydney Guide

Yes, but probably less than you’ve been told. An outdoor unit sitting in direct afternoon sun runs a few percent less efficiently than a shaded one and warms up faster on hot days. Worth addressing if it’s easy to fix. Not worth panicking about, and not worth spending serious money on elaborate shading solutions. Here’s […]

How to Clean Your Aircon Filter: A 10-Minute Guide

How to Clean Your Aircon Filter: A 10-Minute Guide

This is the single most impactful thing you can do for your aircon between professional services. It takes ten minutes, requires no tools beyond a vacuum and a tap, and prevents about half the issues we get called out for during summer. Here’s how to do it properly. Why filter cleaning matters The filter sits […]

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