DeWalt DC390 Instruction Manual page 14

FIG. 4b
H O
H
O
BLADE
3. Place outer clamp washer (O) on saw spindle with the large flat
surface against the blade with beveled side facing out.
4. Thread blade clamping screw (H) into saw spindle by hand (screw
has left-hand threads and must be turned counterclockwise to
tighten).
5. Depress the blade lock (K) while turning the saw spindle with the
blade wrench until the blade lock engages and the blade stops
rotating (Fig. 5).
6. Tighten the blade clamping screw firmly with the blade wrench.
NOTE: Never engage the blade lock while saw is running, or engage
in an effort to stop the tool. Never turn the saw on while the blade
lock is engaged. Serious damage to your saw will result.
TO REPLACE THE BLADE (FIG. 5)
1. To loosen the blade clamping screw (H), depress the blade lock
(K) and turn the saw spindle with the blade wrench until the
N
blade lock engages and the blade stops rotating. With the blade
lock engaged, turn the blade clamping screw clockwise with the
blade wrench (screw has left-hand threads and must be turned
SPINDLE
clockwise to loosen).
N
2. Remove the blade clamping screw (H) and outer clamp washer
(O) only. Remove old blade.
12
FIG. 5
K
LOOSEN TIGHTEN
(clockwise) (counterclockwise)