g029188
Figure 72
1.
Wiper
4.
Paddle blade
2.
Distance between
paddle-blade edge and
wiper edge—3 to 6 mm
(1/8 to 1/4 inch)
5.
Carriage bolt and flanged
locknut
3.
Wiper bar
5.
Adjust the position of the wiper so that the wiper
lightly contacts the drum across the length of
the wiper (
).
g029038
Figure 73
1.
Wiper lightly contacting the drum at the smallest distance
between the drum and the wiper of the paddle
6.
Adjust the position of the paddle blade so that
the outer edge is 3 to 6 mm (1/8 to 1/4 inch)
from the outer edge of the wiper.
7.
Torque the carriage bolts and nuts to 19 to 25
N-m (14 to 18 ft-lb).
8.
Repeat steps
through
for the other paddle
for that paddle row.
9.
Repeat the procedure for the other paddle rows.
Aligning the End-Paddle Wipers
1.
Rotate the wiper and fixed paddle around the
end plate of the drum and locate smallest
distance between the drum and the wiper of the
paddle.
2.
Mark the inside of the end plate at the location
that you determined in step
.
g029043
Figure 74
1.
Carriage bolt and flanged
locknut
3.
Drum end plate
2.
Closest point of contact
3.
Align the wiper of a paddle to the mark.
4.
Loosen the carriage bolts and flanged locknuts
that secure the paddle blade and wiper to the
fixed paddle. (
)
5.
Adjust the position of the wiper so that the wiper
lightly contacts the end plate across the length
of the wiper.
6.
Adjust the position of the paddle blade so that
the outer edge of the bar is 3 to 6 mm (1/8 to 1/4
inch) from the outer edge of the wiper.
7.
Torque the carriage bolts and nuts to 19 to 25
N-m (14 to 18 ft-lb).
8.
Repeat the procedure for the wiper at the end
plate on the other end of the drum.
47
