I have been getting quite a lot of visits from people searching google for M16 / M4 / AR-15 manuals. So I decided to post some of them.
US Army M16 / M4 operators manual
This covers Disassembly, Cleaning, Reassembly, Magazine, Operation and Ammunition and more.
Click here to download it.
Bushmaster: Operating and Safety Instruction Manual.
Uses the diagrams from the US Army manual and covers the same content but is not as detailed.
Click here to download it.
Olympic Arms: OWNER’S MANUAL FOR PCR/AR RIFLES
Covers the same content as the above manuals.
Click here to download it.
UPDATE: Manuals are missing.