Error code · Haier
E1 · Abnormal supply voltage
The appliance has detected an abnormal supply voltage. Please inspect whether the power supply is normal before powering on the appliance again.
Extractor hoodCaution — Know When to StopFixLens verified
Safe first steps
- Check the power supply voltage using a multimeter to ensure it is within the normal range.
- Inspect the power cord for any visible damage or fraying.
- Ensure that the extractor hood is properly connected to a grounded outlet.
- If the voltage is abnormal or the power cord is damaged, do not use the appliance and arrange for a qualified technician to inspect it.
When to stop
- Stop if the voltage exceeds the normal range or if you notice any burning smell from the power cord — risk of electric shock or fire.
Likely cause
The appliance has detected an abnormal supply voltage. Please inspect whether the power supply is normal before powering on the appliance again.
Verification
Reviewed by: automated manual extraction
Verified against Haier HAIH6IEMCE technical documentation
FixLens publishes its own structured technical logic verified against Haier HAIH6IEMCE documentation · last verified April 23, 2026.
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