Fault Codes / Copeland / 2 Flashes

CO

Copeland 2 Flashes

Medium

CoreSense — Pressure switch tripped (HP or LP).

Copeland 2 Flashes: Pressure switch tripped (HP or LP). This fault usually isn't an immediate stop, but should be checked soon.

Possible causes

High pressure: condenser/fan, overcharge.
Low pressure: low charge/leak.

Check steps

Measure HP & LP.
Check condenser/fan & charge.
Check pressure switch.

Affected parts

Druckschalter (HD/ND)

Safety note

High pressure — follow F-Gas.

Source: Emerson AE8-1385 CoreSense Diagnostics, Tablo 1/2 s.9-10

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

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