Vintage Clock Parts Guide

New Haven Mainspring Post Issues — Barrel Hook Problems, Spring Slippage, and Power‑Loss Diagnosis
New Haven Mainspring Post Issues — Barrel Hook Problems, Spring Slippage, and Power‑Loss Diagnosis
Introduction New Haven 8‑day movements rely on secure mainspring engagement between the inner coil, the arbor hook, and the barrel post. When the spring slips, fails to wind, or loses... Read more...
Count‑Wheel Basics — How Count‑Wheel Strike Systems Work, Diagnose Errors, and Restore Proper Strike Timing
Count‑Wheel Basics — How Count‑Wheel Strike Systems Work, Diagnose Errors, and Restore Proper Strike Timing
Introduction Count-wheel strike systems are simple, durable, and widely used in American and European clocks. Instead of using a rack-and-snail system, the count wheel determines how many strikes occur by... Read more...
Soldering in Clock Repair — When to Use It, What Type to Choose, and How to Avoid Damage
Soldering in Clock Repair — When to Use It, What Type to Choose, and How to Avoid Damage
Introduction Soldering is sometimes necessary in clock repair, but it must be used sparingly and correctly to avoid damaging plates, arbors, or delicate components. Most structural repairs should be done... Read more...
Diagnosing a Weird Escape Wheel in a Gilbert 34 Movement — Power Loss, Pivot Wear, and Escapement Alignment
Diagnosing a Weird Escape Wheel in a Gilbert 34 Movement — Power Loss, Pivot Wear, and Escapement Alignment
Introduction Gilbert 34 movements are reliable American 8‑day clocks, but their escape wheels can develop unusual behavior when pivots wear, depthing changes, or power delivery becomes inconsistent. A “weird” escape... Read more...
Schatz 39 Ship’s Bell Clock — Setup, Power Delivery, Strike Sequence, and Regulation Guidance
Schatz 39 Ship’s Bell Clock — Setup, Power Delivery, Strike Sequence, and Regulation Guidance
Introduction The Schatz 39 ship’s bell clock uses a compact balance-wheel movement paired with a traditional ship’s bell strike sequence. These movements are sensitive to lubrication, power delivery, and balance... Read more...
How a Junghans 215 Westminster Clock Should Chime and Strike — Quarter‑Chime Logic, Hour‑Strike Sequence, and Movement Behavior
How a Junghans 215 Westminster Clock Should Chime and Strike — Quarter‑Chime Logic, Hour‑Strike Sequence, and Movement Behavior
Introduction The Junghans 215 Westminster movement uses a classic quarter-chime system that plays progressively longer Westminster sequences at each quarter, followed by the hour strike on the hour. When the... Read more...
Ives Mirror Clock Weight Requirements — Correct Weight Mass, Train Behavior, and Power Delivery
Ives Mirror Clock Weight Requirements — Correct Weight Mass, Train Behavior, and Power Delivery
Introduction Ives mirror clocks use early American weight-driven movements that depend on correct weight mass and proper train alignment. When the clock runs weakly, stops early, or the strike fails... Read more...
Chauncey Jerome Strike‑Weight Issues — Diagnosing Weight Size, Strike‑Train Power, and Proper Weight Placement
Chauncey Jerome Strike‑Weight Issues — Diagnosing Weight Size, Strike‑Train Power, and Proper Weight Placement
Introduction Chauncey Jerome clocks use weight-driven movements that rely on correct weight mass and proper strike-train alignment. When the strike fails to activate, runs weakly, or stalls mid-cycle, the cause... Read more...
How to Clean and Oil a Platform Escapement Balance Jewel — Safe Handling, Correct Lubrication, and Inspection Steps
How to Clean and Oil a Platform Escapement Balance Jewel — Safe Handling, Correct Lubrication, and Inspection Steps
Introduction Platform escapements are compact, delicate mechanisms used in carriage clocks and other precision timepieces. Their balance jewels require careful cleaning and correct lubrication to maintain amplitude and timing stability.... Read more...
Fixing a Click Spring Problem — Safe Power Control, Click Alignment, and Strike/Time Train Reliability
Fixing a Click Spring Problem — Safe Power Control, Click Alignment, and Strike/Time Train Reliability
Introduction A faulty click spring can cause dangerous backspin, failed winding, or inconsistent power delivery in a mechanical clock. Whether the click won’t engage, slips under load, or fails to... Read more...
Mainspring Advice for an E.N. Welch Movement — Power Delivery, Barrel Inspection, and Safe Spring Handling
Mainspring Advice for an E.N. Welch Movement — Power Delivery, Barrel Inspection, and Safe Spring Handling
Introduction E.N. Welch 8‑day movements rely on strong, clean, properly lubricated mainsprings to deliver consistent power. When a clock runs weakly, stops early, or shows erratic pendulum motion, the mainspring... Read more...
Regulating a Schatz 39 Royal Mariner Ship’s Bell Clock — Balance Adjustment, Power Delivery, and Timing Stability
Regulating a Schatz 39 Royal Mariner Ship’s Bell Clock — Balance Adjustment, Power Delivery, and Timing Stability
Introduction The Schatz 39 Royal Mariner ship’s bell clock uses a balance-wheel escapement that can be extremely sensitive to regulation errors, lubrication issues, or power loss. After cleaning and reassembly,... Read more...