Ruger 77/50 - Manual (Page 21)

5. Using the breech plug
wrench supplied,
carefully unscrew the
breech plug from the
chamber. Keep it in the
breech plug wrench and
remove it out the rear of
the receiver.
(See Figs. 15a & 15b)
6. Carefully elevate the
muzzle and dump the
powder out of the rear of
the barrel into a container.
(See Fig. 16)
7. Place some lubricating oil into
the barrel. Now place the ramrod
into the muzzle of the barrel,
taking care not to damage it.
Gently tap the end of the rod
until the ball comes out the rear
of the barrel and receiver.
(See Fig. 17)
RAMROD
REMOVE
PROJECTILE
REMOVE
POWDER
16
17
21
UNSCREW BREECH PLUG
COUNTERCLOCKWISE
15a
REMOVE
BREECH
PLUG
15b
UNSCREW BREECH PLUG
REMOVE BREECH PLUG
REMOVE POWDER
TAP OUT PROJECTILE