2 red flashes, 9 green flashes — Compressor over-current

¿Qué significa 29 ?

The compressor is drawing too much electrical current. The system tries to reduce the current, but if it stays too high, the outdoor unit will stop. This can happen during startup and may lead to a system lockout if it occurs frequently.

• Compressor phase current is too high
• System attempting to start
• Outdoor unit control issue

Haga clic en los pasos para seguir su progreso.

1. 1

   Ensure software on the outdoor control is updated to version 1.27 or later.

2. 2

   If software cannot be updated, replace the Lennox outdoor control with a newer version.

3. 3

   Disconnect power to both indoor and outdoor units, then reconnect and restart the system.