Verify the firearm is unloaded
Remove the magazine
Open the action and inspect the chamber
Separate the upper and lower receivers
Remove the bolt carrier group
Remove the charging handle
Clean the bore with a cleaning rod, patch, and bore brush
Clean the chamber with a chamber brush
Clean the bolt carrier group with solvent and brushes
Clean the bolt, firing pin, cam pin, and extractor
Wipe carbon and fouling from the upper receiver
Wipe the lower receiver and fire control area
Clean the charging handle
Inspect parts for wear or damage
Lightly lubricate the bolt carrier group, bolt, cam pin, charging handle, and contact points
Reassemble the rifle
Function check the firearm
Store the firearm unloaded and secured