DAI

Daikin H9

Medium

VRV / Sky Air — Outdoor air thermistor (R1T) fault.

Daikin H9: Outdoor air thermistor (R1T) fault. This fault usually isn't an immediate stop, but should be checked soon.

Possible causes

Thermistor open/short.
Connector loose.

Check steps

Check connector on outdoor PCB.
Check thermistor resistance per service manual.

Affected parts

Außenluft-Thermistor (R1T)

Safety note

230V — isolate power.

Source: Daikin SM-TS3 (Simple Self-Diagnosis by Malfunction Code, resmi) veya VRV IV+ Service Manual (ManualsLib) — SM-TS3 p.4: H9 'Malfunction of outdoor air thermistor' — RA/SkyAir/VRV/Package/Chiller all checked. Matches index.html.

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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