CodeRegistry
Marken
  1. Startseite
  2. MHI
  3. Air Conditioning
  4. EC
About·Privacy·Terms

CodeRegistry — Ihre globale Bibliothek für technische Lösungen.

Zu Ihrer Sicherheit: Befolgen Sie immer die offiziellen Herstellerhandbücher. CodeRegistry ist unabhängig und steht in keiner Verbindung zu den genannten Marken.

EC

Outdoor Board LED1 (green) blinks twice and LED2 (red) blinks twice alternately - Startup time over

MHI · Air Conditioning

Was bedeutet EC ?

During startup, the outdoor unit's LED1 (green) blinks twice and LED2 (red) blinks twice alternately, indicating that the unit exceeded its allowed startup time.

Häufige Ursachen

  • Extended startup time due to an underlying issue.
  • Possible problem with compressor or outdoor unit components preventing quick startup.

Reparaturschritte & Checkliste

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

  1. 1

    Turn off the main power supply to the unit, wait for at least 30 seconds, and then turn it back on.

  2. 2

    Ensure there are no obstructions around the outdoor unit that might impede its operation.

  3. 3

    If the issue recurs, a technician should inspect the outdoor unit's compressor and startup sequence.

Alle Codes in diesem Handbuch durchsuchen (124)
Verifizierte technische Daten. Zuletzt aktualisiert: April 2026

Verwandte Fehlercodes

00Outdoor Board LED only green lights up after startup - No outdoor unit of address 0 / Remote controller transmission wire open1OPERATION INDICATOR lamp blinks 1 time (Pattern A) - Indoor/outdoor unit communication error (Transmitting error - Outdoor unit)14OPERATION INDICATOR lamp blinks 14 times (Pattern A) - Other errors
Quelle: MHI Air Conditioning
Open Manual (Page 59)Mehr Codes in diesem Handbuch suchen