nP

No Heater Power

Description

No current is detected at the heater, usually caused by a home wiring problem or the dryer running on a single 120V leg instead of 240V.

Appliance Error Codes Details

Error Code
nP
Error Name
No Heater Power
Appliance Type
dryer
Brand
LG
Severity
high

Possible Causes

  • Heating system malfunction
  • Airflow restriction
  • Temperature sensor failure
  • Control board issues
  • Mechanical component failure

Step-by-Step Solution

  1. 1. Clean lint filter and exhaust vent
  2. 2. Check airflow and ventilation
  3. 3. Verify proper loading capacity
  4. 4. Test heating elements
  5. 5. Inspect door seals and latches

Additional Troubleshooting

1. Check that both household circuit breakers for the dryer are on 2. Reset the breaker and make sure the outlet supplies the correct voltage 3. Inspect the power cord for damaged or loose connections 4. Have a qualified electrician check the outlet wiring if the code returns

When to Call Service

  • Heating element replacement requires technical expertise
  • Gas dryer repairs must be done by certified technicians
  • Control board issues need professional diagnosis

Prevention Tips

  • Clean lint filter after every load
  • Clean exhaust vent annually
  • Avoid overloading
  • Use appropriate cycle settings
  • Check vent hose connections

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Fact-checking completed

Verified by: Pavel Volkov
Created:
Last updated:
Information verified against official sources

Official Sources

Official Manufacturer Service Manuals

Service manuals and technical documentation from appliance manufacturers

Original equipment manufacturers official documentation

Industry Standards Organizations

International standards for electrical appliances and error codes

International Electrotechnical Commission standards