York 27

Medium

YCAS / YVAA — High discharge pressure (software).

York 27: High discharge pressure (software). This fault usually isn't an immediate stop, but should be checked soon.

Possible causes

Condenser poor airflow, refrigerant overcharge, or fan failure.

Check steps

Clean condenser, check fan, verify charge.

Affected parts

Verflüssiger

Safety note

Refrigerant under pressure — use PPE.

Source: York YVAA Style A Installation, Operation & Maintenance Instructions, Table 14 "Operational and Fault/Inhibit Codes" p.114-117 (ManualsLib scan of official manual)

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

Look up in Enthalio →

Related fault codes

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