Winchester Repeating Arms 70 - Manual (Page 25)

22 23
9. When finished making the adjustment, place a drop
of serviceable thread locker on the adjustment screw.
10. Place the barreled action back in the stock and
reinstall the magazine box (if necessary) and bottom
metal. Torque the two action screws to 35 inch pounds.
a DjuSting t rigger o vertravel
Overtravel is the amount the trigger moves after the
firing pin has been released by the sear. It should not
be necessary to adjust overtravel on your Model 70.
However, should overtravel require adjustment, perform
the following procedures:
1. Open the bolt and ensure the rifle is completely unloaded.
2. Remove the two action screws with a 5 /
32
" Allen
wrench (Figure 17, page 22).
3. Lift the bottom metal from the stock (Figure 18, page 22).
4. Carefully lift the barreled action out of the stock
(Figure 19).
5. There are two screws in front of the trigger housing.
The screw that is furthest from the action can be
turned to adjust trigger pull weight, and the screw
that is closest to the action can be turned to adjust
overtravel (Figure 20).
To increase the amount of overtravel, turn the
adjustment screw closest to the action in a
counterclockwise direction using a 1 /
16
" Allen wrench.
turned to adjust trigger pull weight, and the screw
that is closest to the action can be turned to adjust
overtravel (Figure 20, page 23).
6. To decrease the trigger pull weight, turn the
adjustment screw that is furthest from the action in a
counterclockwise direction using a 1 /
16
" Allen wrench.
NOTICE! the trigger Pull weight screw will Fall
out when the trigger has been adjusted to its
MiniMuM Pull weight oF 3 Pounds.
7. To increase the trigger pull weight, turn the
adjustment screw that is furthest from the action in
a clockwise direction using a 1 /
16
" Allen wrench.
NOTICE! do not turn the trigger Pull weight
screw in too Far. doing so will liMit the trigger
travel, rendering the trigger inoPerative, and
could daMage the Pull weight sPring.
8. Trigger pull weight can be measured, with the rifle
completely unloaded and the bolt closed, using a very
accurate spring scale or a commercially available set of
trigger pull measuring weights. Most gunsmiths can
also measure trigger weight pull for you.
NOTICE! iF trigger Pull weight is increased
too Much, the trigger cannot be Pulled. turn
the screw counterclocKwise until trigger
can be Pulled.
FIGURE 19
Lift the barrel and action
from the stock.
FIGURE 20
Trigger Pull Weight
Adjustment Screw
Overtravel Adjustment Screw
FIGURE 17
Remove the two action
screws that secure the
bottom metal.
FIGURE 18
Lift the bottom metal from the stock.