White Westinghouse Air Conditioner Error E0

⚡ Quick Answer: The White Westinghouse Air Conditioner E0 error indicates a failure in the outdoor unit, often resulting in the indoor evaporator running while the ou... ✅ DIY Fixable

What Does Error E0 Mean?

The White Westinghouse Air Conditioner E0 error indicates a failure in the outdoor unit, often resulting in the indoor evaporator running while the outdoor condenser does not start. This can lead to inadequate cooling and erratic temperature readings. It's important to check for any visible issues such as blocked airflow or debris around the outdoor unit.

Common Symptoms:

  • Indoor evaporator runs but outdoor/condenser unit does not start and E0 is displayed (community case)

Possible Causes

  • Outdoor unit (condenser) failure to start while indoor evaporator runs (low)

How to Fix Error E0

DIY Fix Basic visual check and power reset

  1. Turn off the air conditioner and disconnect power at breaker or unplug.
  2. Wait 5–10 minutes to allow internal controllers to reset.
  3. Visually inspect outdoor unit for obvious issues (blocked airflow, debris, disconnected wiring).
  4. Reconnect power and restart unit to see if E0 clears.

Technician Only Inspect outdoor unit starting and control circuits

  1. Verify outdoor unit receives proper control signal from indoor unit when starting.
  2. Check wiring and connectors between indoor and outdoor units for looseness or damage.
  3. Test outdoor contactor, capacitors, and compressor start components.
  4. Check controller boards for faults if wiring and components appear correct.

Parts needed: wiring harness, contactor, capacitors, control boards

🛑 When to Call a Pro:
  • If the unit does not restart after power reset and visual checks
  • If you are not comfortable working around electrical components
  • If there is refrigerant leakage or compressor noise

Technical Specifications

wattage N/A
component Temperature Sensor
resistance 5-10 kOhms
part_number WW-TS-001
voltage_rating 120V AC

Common Questions

What does E0 error mean on White Westinghouse Air Conditioner?

E0 error means the outdoor unit is not starting while the indoor evaporator runs, causing poor cooling.

Can I fix White Westinghouse Air Conditioner E0 error myself?

Yes, you can perform a power reset and visually inspect the outdoor unit for blockages.

How much does it cost to fix E0 error?

Repair costs range from ¥10,000 to ¥50,000+, depending on parts and diagnostics.

When should I call a technician for E0?

Call a technician if the unit does not restart after a power reset or if you notice refrigerant leakage.

Sources & References

Data last verified: 2026-04-23

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