Phase 3 — The Final Core Phase: From Commissioning to Completion

Phase 3 — The Final Core Phase: From Commissioning to Completion

June 28, 2026 · 18 min · Season 2 · Episode 74

About this episode

In this episode, Chris Bailey explores the final core phase of the 9289 qualification, focusing on commissioning, handover, and completion in building services engineering.

The Copper Connection Podcast – Season 2, Episode 74, Phase 3 Explore commissioning, handover and completion in building services engineering with practical insights and revision support. Phase 3 is the final core phase of the 9289 — and it's where the qualification asks the most of you. Not just in terms of content, but in terms of professional thinking. This is the phase that separates building services engineering fitters from technicians. In Episode 4 of The Copper Connection Podcast, host Chris Bailey walks through every unit assessed in Phase 3 of the 9289 — including the shorter but entirely new exam, the substantial 15-hour practical assignment, and the all-important Phases 1–3 Work Log submission that many learners underestimate until it's almost too late. Chris covers: ✅ The Phase 3 assessments — 9289-031 MCQ (30 minutes, 20 questions) and 9289-032 practical (15 hours), plus the 9289-002 Work Log submission ✅ Unit 314 Environmental Technology Systems — the unit that accounts for 40% of the Phase 3 exam, covering renewable and non-renewable energy sources, heat pump principles, micro-CHP, permitted development, and Building Regulations Part L ✅ Unit 315 Domestic Fuel…

People in this episode

Host: Chris Bailey

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Mentioned in this episode

Books & works: Phase 3 — The Final Core Phase: From Commissioning to Completion, 9289, 9289-031, 9289-032, 9289-002, Unit 314 Environmental Technology Systems, Unit 315 Domestic Fuel Systems, Unit 316 Electrical Work and Control Systems

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