Let Down Mainspring Safely
30 minUse let down key or clamp release spring tension.
Field context
This workflow is part of 1 niche field
Learn clock oil service from scratch with a clear step-by-step workflow, recommended tools, safety guidelines, and expert tips.
Use let down key or clamp release spring tension.
Remove movement plate access pivots bushing wear.
Clock oil tiny drop each pivot not gears.
Reassemble level test tick equal beat strike count.
Industry best practices for clock oiling.
WD-40 ruins clocks — clock oil only.
Photo disassembly — regret otherwise.
Level case — beat adjustment.