Display 441 — Cooling Blocked (Outdoor Temp < 9°C)

What does 441 mean?

Cooling operation is blocked because the outdoor temperature is too low (below 9°C).

• Low ambient temperature exceeding cooling limits
• Thermostat setting conflict

Click steps to track your progress.

1. 1

   Wait for the outdoor temperature to rise to a suitable level for cooling operation.

2. 2

   Ensure the thermostat settings are appropriate for the current conditions.

3. 3

   Check if the unit is protected from excessive wind chill that might lower the perceived temperature.