CodeRegistry
Brands
  1. Home
  2. Samsung
  3. Air Conditioning
  4. E484
About·Privacy·Terms

CodeRegistry — Your global library for technical solutions.

For your safety: always follow the equipment manufacturer’s official manuals. CodeRegistry is an independent help site and is not affiliated with the brands listed here.

E484

E484 — PFC Overload (Over current) Error

Samsung · Air Conditioning

What does E484 mean?

The Power Factor Correction (PFC) circuit in the outdoor unit has detected an overload or overcurrent condition.

Common Causes

  • Excessive current draw in the PFC circuit
  • Faulty components on the Outdoor Inverter PBA
  • Electrical supply issue

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Power off the unit at the circuit breaker for 30 seconds, then power it back on.

  2. 2

    Ensure the electrical supply to the outdoor unit is stable.

  3. 3

    If the error persists, consult a qualified technician to inspect the Outdoor Inverter PBA.

Browse all codes in this manual (94)
Verified technical data. Last updated: April 2026

Related Faults

COND temperature sensor errorCondenser temperature sensor error — Outdoor coil temperature sensor faultCommunication errorCommunication error — Indoor/outdoor inverter main MICOM communication lostCommunication error after trackingCommunication error after finishing tracking — System communication issue following a tracking process
Source: Samsung Air Conditioning
Open Manual (Page 129)Search more codes in this manual