Regulation and Repair Class Videos
Here you will find links to recorded videos of our live repair and regulation classes.
Click the QUIZ link on the class page to test your knowledge.
The quizzes are on the International Piano Technicians School website.
You will have to register to take the quizzes. Registration is free.
Files
Regulation and Repair Manual
Topics
Class Notes (Class numbers do not necessarily correspond to class numbers below. Look at the titles.)
Class 1. Introduction. Tools. Books.
Class Handout
QUIZ
Class 2. Upright Action Parts. Principles of Work Levels. Yamaha hammer spring/thread action.
Adrián's Class 2 notes
QUIZ
Class 3. General Regulation Concepts and Aftertouch.
Adrián's Class 3 notes
QUIZ
Color Window Diagrams for Regulation PDF
Class 4. Lost Motion
QUIZ
Class 5. Travelling Hammers.
QUIZ
Class 6. Travelling Hammers cont., Aligning Hammers. Brass Rails.
QUIZ
Class 7. Regulation Triangle Part 1
QUIZ
Class 8. Regulation Triangle Part 2, Grand Regulation
QUIZ
0:00 Review of Class 8/Regulation Triangle
4:42 Drop Summary
12:52 Repetition Lever Spring Strength
20:04 How to measure Rep. Lever Spring Strength
23:45 Adjusting Spring Strength
Class 9. Grand Regulation Part 2
QUIZ
0:00 Why does the hammer rise after let off and drop?
2:44 Course topic review
13:48 Upright Regulation Cont. (Regulation Triangle Video)
17:20 Drop & Let Off Relationship
38:41 Repetition Lever Springs / Next Preliminary Steps
Class 10. Grand Regulation Part 3
QUIZ
0:00 Introduction Question: Repetition Springs
5:30 Hammer Knuckles Question
7:33 Worn Knuckle Repair
18:40 Hot Hide Glue
24:00 Knuckle Replacement
Class 11. Key Height
QUIZ
2:02 Key Height & Level Introduction
3:22 Key Dip Introduction
10:32 Cheek Blocks
15:33 Sharp Key Height
19:28 Adjusting Key Height
Class 12. Key Dip
QUIZ
0:00 Key Height Review
5:29 Key Dip Preliminary Discussion
9:03 White Keys: Dip
13:57 Black Keys: Dip
19:41 Grand Piano Key Height
Class 13. Preliminary Steps & Regulation Triangle Review
QUIZ
0:00 Fixed & Variable Settings Review
4:25 Continuation of Regulation Triangle Video
13:06 Method following Preliminary Steps
14:27 Measuring Aftertouch
19:47 The Music of the Regulation Triangle
Class 14. Aftertouch & Lost Motion
QUIZ
0:00 Aftertouch Discussion
4:19 Using Feeler Gauges to Measure Aftertouch: Introduction
7:30 Lost Motion Discussion
13:30 Lost Motion/Hammer Rest Rail Relationship
Class 15. How to use Feeler Gauges to measure Aftertouch & Let Off
QUIZ
0:00 Class 14 Review
6:45 Measuring Let Off & Aftertouch
30:13 Regulation Triangle Application
35:10 Feeler Gauge Overview