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Lessons Learnt · REVISION 1

LL-B-005 — Beacon lessons learnt

Fictional / anonymised ENGGEN 720 demonstration source. SiteAssist reads the stored sections below through controlled read-only tools.

Advisory
Document typeLessons Learnt
Revision1
System version scope4.3 → 4.3
Published20 Oct 2025
Evidence groupBEACON
Source scopeProject History
Original formatPDF
Eligible source. The agent may retrieve this document only when product/version scope and relevance checks also pass.

Stored source sections

3 sections

LL-B-005.1

Do not copy old project settings

Source section

Atlas output inversion was valid only for a specific firmware 4.2 configuration. On firmware 4.3 and later, use Lock Type and current manufacturer guidance.

LL-B-005.2

Fire test failure handling

Source section

A partial door-release result is a failed life-safety test. Do not continue toward sign-off on the basis that most doors released.

LL-B-005.3

Evidence trail

Source section

Retain the failed observation and the successful retest; replacing the failed record with the final pass removes useful engineering history.