Fault Codes / Hitachi / 11

HIT

Hitachi 11

Medium

Set Free Sigma / IVX — Indoor air thermistor fault.

Hitachi 11: Indoor air thermistor fault. This fault usually isn't an immediate stop, but should be checked soon.

Possible causes

Thermistor open/short.

Check steps

Check thermistor & connector.

Affected parts

Innen-Thermistor

Safety note

230V — isolate power.

Source: Hitachi Set Free Sigma Service Manual

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

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