Bosch A01 (5414)

Medium

Compress — Condensate sensor TR3 — open circuit.

Bosch A01 (5414): Condensate sensor TR3 — open circuit. This fault usually isn't an immediate stop, but should be checked soon.

Possible causes

Sensor TR3 or signal cable open.

Check steps

Check sensor TR3 & signal cable.
If persists, replace HP board.

Affected parts

Fühler TR3
HP-Platine

Safety note

Follow F-Gas.

Source: Bosch/IVT/Buderus Compress Wärmepumpe Alarm-Tabelle (lvisawo.fi/jseducation.se resmi servis kılavuzu aynası) — Confirmed via direct PDF read of BOSCH AWS Split alarm list p.18: code 5414, Installer level, 'Warning Z1 Condensate sensor heating mode TR3 open circuit', warning if circuit for sensor TR3 is broken

Reviewed by Anıl Güzeldemir — in the refrigeration machine room since 2006, developer of Enthalio.

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