The TEAC A-1500's Service Manual was instrumental in reviving this classic reel-to-reel. Not only does it have the schematics, exploded parts diagram and parts list, it also provided mechanical adjustment information that approximate factory default settings.
Text excerpt from page 51 (click to view)
27R-S200, 27R-S400 27R-S450, CR27S20 CSR20027
PACKING OF THE SET
5 Polyethylene Bag
Operation Manual Infrared R/C Unit 5 Batteries 5 Polyethylene Sheet
5 Packing Case
Use tape to fix the top side of packing case.
Use 12 staples to fix the bottom side of packing case.
5 MARK : Not replacement items.