Quick Answer
Eleven warning signs include: not heating, taking multiple cycles to dry, burning smells, unusual noises, the exterior getting too hot, the drum not turning, repeated circuit breaker trips, visible lint around the unit, a vent that won't open, water pooling underneath (condenser models), and error codes.
Dryer fires are a genuine risk — any combination of burning smells, excessive heat, or visible lint build-up should be treated as urgent.
A dryer rarely fails without warning signs. Recognising them early means addressing a simple repair before it becomes a safety issue.
11 Signs to Watch For
- Not heating despite the drum turning normally
- Taking two cycles to dry a load that used to take one
- A burning smell during or after a cycle
- Unusual noises — squealing, grinding, or thumping
- The exterior casing becoming unusually hot to touch
- The drum not turning at all
- Repeatedly tripping the circuit breaker
- Visible lint build-up around the door or vent
- An external vent flap that won't open during operation
- Water pooling underneath (condenser/heat pump models)
- Error codes that won't clear after a reset
Which Signs Mean Stop Using It Now
Burning smells, an unusually hot exterior, and visible lint build-up should be treated as urgent — these are the clearest warning signs of dryer fire risk and the dryer shouldn't be run again until inspected.
Frequently Asked Questions
What's the most dangerous dryer warning sign?▼
A burning smell combined with an unusually hot exterior is the most urgent — it suggests a fire risk and the dryer should be switched off immediately.
Is it normal for a dryer to take two cycles occasionally?▼
Occasionally with a very large or heavy load, yes — but if it happens consistently with normal loads, it indicates a developing fault.
Why does my dryer keep tripping the circuit breaker?▼
This usually points to an electrical fault, often in the heating element or wiring, and should be checked by a licensed technician promptly.
Should I keep using my dryer if I notice one of these signs?▼
For most of these signs it's fine to book a repair, but stop immediately for burning smells, excessive heat, or visible lint near the motor.
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Dishank Patel
Lead Technician & Founder · DP Electric Melbourne
Dishank Patel has over 10 years of hands-on experience repairing household appliances across Melbourne's eastern suburbs. He holds all required Victorian electrical and gas licensing and has personally repaired thousands of appliances across brands including Bosch, Miele, LG, Samsung, and Fisher & Paykel.