Here is the comprehensive Kirby Vacuum Cleaner Motor service manual.
Sections include:
Index
Illustrated parts list
Checking motor unit
Headlight (Models 505 through 515)
Foot switch test and replacement (Models 505 through 512)
Foot switch test and replacement (Models 513 through 515)
Safety switch (Models 505 through 515)
Motor brush inspection and replacement (Models 505 through 515)
Motor unit major overhaul (Models 505 through 515)
Disassembly (Models 505 through 515)
Inspection and repair
Reassembly (Models 505 through 515)
Handle spring replacement (Models 505 through 515)
Handle lock replacement (Models 505 through 515)
Foot switch (Models 516 through current models)
Safety switch (Models 516 through current models)
Headlight (Models 516 through current models)
Motor brush inspection and replacement
(Models 516 through current models)
Motor unit major overhaul (Models 516 through current models)
Disassembly (Models 516 through current models)
Inspection and repair
Reassembly (Models 516 through current models)
Handle spring replacement (Models 516 through current models)
Handle lock replacement (Models 516 through current models)
Field Coil Installation - Model 519 and newer