Defined term

Solar fault code

A solar fault code is a manufacturer-formatted alarm code or message used as diagnostic input during equipment maintenance.

technology · Concept code GS-CONCEPT-232 · Last verified August 28, 2026

Evidence through 2018-12-21 · 0 sources have no source-event date

Content modified 2026-08-28

Definition and decision context

Definition

A solar fault code is a manufacturer-formatted alarm code or message used as diagnostic input during equipment maintenance.

Verified August 28, 2026

Why it matters

NREL says alarms should retain the manufacturer's format so operators can act on the error message; this packet does not provide a reset procedure.

Verified August 28, 2026

Selector-derived public graph

Learning navigation

Primary topic: Maintenance

Broader topic

No public concepts recorded.

More specific topics

No public concepts recorded.

Related topics

No public concepts recorded.

Learn first

No public concepts recorded.

Builds toward

No public concepts recorded.

Continue with Inverter status indicatorReview the inverter status indicator

Primary sources

Back to Technology concepts