ps
Moderate
LG · Dryers
Power supply error - improper voltage in power cord
Quick Answer
Error code PS on your LG Dryers means: Power supply error - improper voltage in power cord. This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
  1. Reversed wires on dryer terminal block (white and red wires swapped)
  2. Faulty power cord
  3. Incorrect outlet wiring
  4. Damaged terminal block
How to Fix It
1
Step 1: Unplug the dryer immediately.
2
Step 2: Remove the terminal block access panel on the back of the dryer.
3
Step 3: Verify the power cord wires are connected correctly to the terminal block: the red wire to the right terminal, the white/neutral wire to the center terminal, and the black wire to the left terminal.
4
Step 4: If wires are reversed, correct them and secure the connections tightly.
5
Step 5: If you are unsure about electrical connections, contact a licensed electrician.
6
Step 6: Plug the dryer back in and test.
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Power cord (if damaged)
Terminal block (if damaged)
Related Error Codes
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