The EVSE Directory · Field sheet · Delta · DEL-UFC-FAN
DEL-UFC-FANExhaust fan fault
Delta · UFC100 · DC Fast Chargers
Verified 2026-07-303 field confirmsSeverity: medium ~60 min
Safety
LOTO before reaching into the fan or exhaust path — moving fan blades and stored thermal energy are both hazards. Do not defeat the thermal derate to keep charging through an overtemp condition.
Full procedure requires solo+
Symptom teaser: Delta UFC100 exhaust fan fault raises internal cabinet temperature during high-power sessions, first showing as a derate and escalating to Faulted if airflow is…
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