An piano which had been banged in practise for 2 months and subject to hideous high temperature had to be transformed into concert condition in two hours . . . .
00:00 Introduction
01:13 Taking the action out
02:42 Sanding the shoulders off flattened grooved hammers
04:20 Deciding on which pitch to tune to
07:25 Setting the pin
16:33 Lever position and pin setting
34:25 Tuning the bass to octave and fifth harmonics using the third pedal for sustain
1:28:47 Plucking the top notes
1:32:48 The results