Pianos Inside Out（钢琴内外）.pdf

Sample page from Pianos Inside Out. Copyright © 2013 Mario Igrec. 221 Chapter 7 Repairs The repairman has to begin each job by getting outside his own head and noticing things; he has to look carefully and listen to the ailing machine. “ —Matthew B. Crawford, author of Shop Class as Soulcraft ” Various repairs may be needed during the life of a piano, Tool Kit such as repinning action parts, regluing them, replacing broken strings, etc. This chapter focuses on performing isolated repairs; Chapter 10, “Rebuilding,” covers repairs The tools and materials you carry with you depend on of larger scope. For example, you will find instructions on whether or not you have your own transportation. But replacing a broken string in this chapter, but a complete re- even if you can drive a truck full of tools to every job, hav- stringing procedure in “Rebuilding.” For additional read- ing a tool case that you can carry when you need to use ing, see Stephen Brady, RPT, A Piano Technician’s Guide to public transportation, or have to walk some distance to a Field Repairs. concert-hall stage or to a building on a college campus, is As most small repairs need to be performed on-site, an advantage. The tool kit I describe strikes a balance be- you should always carry a well-organized tool kit and a set tween completeness and portability. of frequently needed materials. Some repairs, however, Case: I recommend keeping your tool kit in a case with must be done in a workshop (page 327).