For the Remington 513T (the parts look very similar to those for the 511 but the book does not give instructions for the 511).
To disassemble:
Uncock bolt to remove tension on main spring, drive out bolt sleeve pin, being careful to hold bolt sleeve against tension of main string to prevent loss of parts.
Remove bolt sleeve, safety indicator, main spring and main spring plunger, drive out firing pin cam pin and remove bolt handle assembly, remove firing pin through rear of bolt.
Drive out extractor pins from bottom to top and remove extractors, then remove extractor spring from cross hole in bolt between the two extractors.
To Reassemble:
Place right extractor (having straight edge hook) into slot in right side of bolt, drive in extractor pin from top, place extractor spring in cross hole in bolt between extractors, place left extractor (having angle edge hook) into slot in left side of bolt, compress spring, align holes and drive in extractor pin from top.
Place firing pin into bolt from rear entering firing pin point into firing pin hole in front of bolt and slide into bolt. Place bolt handle over bolt with lug on cam forward and handle on right side. Assemble cam pin through cocking cam of bolt handle and firing pin.
Place main spring follower into bolt with small end forward, place main spring into bolt sleeve and small end of safety indicator into main spring. With bolt handle in downward position so that cam pin is forward, place large end of safety indicator into bolt against slotted end of main spring follower, align slot in main spring follower with small hole in end of bolt, compress main spring by pushing bolt sleeve on rear end of bolt, align holes and drive in bolt sleeve pin.
This was extracted from Brownell's Encyclopedia of Modern Firearms, Parts and Assembly.