Fault Codes / York / 30

York 30

Critical

YCAS / YVAA — Low suction pressure.

York 30: Low suction pressure. This fault typically halts operation and needs immediate attention.

Possible causes

Low refrigerant charge, liquid line restriction, or low evaporator airflow.

Check steps

Check refrigerant charge, liquid line, and evaporator.

Affected parts

Servicehandbuch — Fehlercode nachschlagen

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

Evaporator freeze protection.1 Low pressure cutout (suction).3 High pressure cutout.4 High discharge temperature.5 Water flow switch open / no flow.9 Compressor motor current overload.14