Common problem
Air Conditioner Blowing Warm Air in Mawson Lakes
Warm air from your vents on a hot day is a fault worth fixing fast. Mawson Lakes Air Conditioning diagnoses air conditioner blowing warm air problems across Mawson Lakes every summer, and the cause is usually simple.
The fix is often cheaper than people expect. This page walks through the likely causes, the checks you can safely do yourself, and the point where you stop and call us.
We work across Mawson Lakes and the neighbouring suburbs most weeks.
The Local Aircon Team for Warm Air Faults Across Mawson Lakes
Family-owned and ten years in the trade, we answer the phone around the clock and offer a Within-the-Hour Response where availability allows. Every refrigerant job is carried out under our full ARC licence, L162586, so the work is done properly and legally.
Why Your Split System Blows Warm Instead of Cold
Nine times out of ten the cause is ordinary and cheap to put right. Work down this list from the top, because the most common faults cost the least to fix. The usual suspects are:
Filters and airflow
Settings and thermostat
Dirty outdoor condenser
Refrigerant leaks
Safe Checks Before You Call Us
A few checks are safe, free and take five minutes. If any of them fixes the problem, you have saved yourself a callout. If none of them do, you have still narrowed the fault for us:
- Slide out the indoor filter and hold it up to the light. If you cannot see through it, clean or replace it.
- Check the remote mode reads cool and the temperature is set below the room reading.
- Swap the remote batteries before deciding the unit is ignoring you.
- Clear leaves, twigs and stored boxes away from the outdoor condenser.
- Check the circuit breaker has not tripped, and reset it once.
Do not wait on this
When Warm Air Means an Urgent Repair
Some warm air faults should not wait. A burning smell, ice building up on the pipework, or the unit tripping at the switchboard all point to electrical or refrigerant trouble that gets worse every hour it runs.
Switch the system off and call us.
A heatwave here strings together consecutive days over 40, and a struggling compressor working flat out in that load can turn a small fault into a dead unit.
If the warm air has come on alongside an error code, our error codes page is worth a look, and a frozen unit is covered on our frozen air conditioner page.
How it works
How Our Air Conditioning Repairs Track Down Warm Air
Diagnosis comes first, and it happens on site, not over the phone. We run the system, check airflow, pressures and electricals, and find the actual fault before we talk money. The steps are simple:
- 1
Step 1
Call and describe the unit, the rooms and when the warm air started.
- 2
Step 2
We attend, run the system and diagnose on site.
- 3
Step 3
You get a fixed quote under our Fixed Upfront Pricing, so the price is set before any work starts and there are no hourly rates and no bill shock.
- 4
Step 4
We complete the repair, test the cooling properly and clean up after ourselves.
Every repair is backed by our Lifetime Labour Warranty, which means if a fault occurs due to workmanship, the team returns and fixes it at no cost. Full repair details sit on our air conditioning repairs page.
Questions
Warm Air Questions From Mawson Lakes Owners
What makes an aircon blow warm air instead of cold?
Most often a choked filter, a remote left on the wrong mode or a condenser starved of airflow, and a proper on-site diagnosis rules each of those out before we look at refrigerant or electrical faults.
Can I fix a warm air problem myself?
You can safely clean or swap a filter, check the mode and clear leaves off the outdoor unit, but anything past that needs a qualified technician, especially if refrigerant is involved.
How quickly can you get to a warm air breakdown?
We offer 24/7 emergency availability and a Within-the-Hour Response on urgent air conditioning issues where availability allows, so call and we will give you an honest arrival window straight away.
Is it worth repairing an older system that blows warm?
Often yes, because a failed capacitor or a choked coil is a modest repair, but first-generation units from the 1998 to 2011 build-out are deep into their service life, so we compare repair and replacement costs on the spot.
Talk to a local
Get Your Aircon Fixed Today
Call (08) 8246 6282 and tell us what the unit is doing. We will talk you through the quick checks, book a visit that suits you and get the cooling back before the next hot day. New customers get $50 off first service, and the quote is fixed before we touch a tool.