(1) Remove side panel from instrument
(3) Repair by replacing defective components
control stand.
for mounting hardware.
(2) Position a suitable container under control
c. Swing Brake Linkage Adjustment.
stand to receive hydraulic fluid, then refer to figure 3-89
(1) Refer to figure 3-90, adjust locknuts on
and remove items in numerical sequence to remove
either side of point A so that lever touches edge of slot
wing brake hydraulic control.
in the side stand.
(3) Install in reverse order.
(2) Lay a straight edge from point A to point
B. Point C should be 5/8 inch nearer brake drum. This
Note
will keep linkage from "toggling in". When toggling in
does occur, the brake will not release when pressure on
Remove
.remaining
hydraulic
hydraulic cylinder is released.
controls in a similar manner.
(3) Adjust two locknuts so that alignment of
points A,B, and C are maintained as described in (1)
b. Cleaning, Inspection and Repair.
and (2) above.
(1) Clean all parts in an approved cleaning
(4) Adjust two locknuts on eyebolt at brake
solvent and dry thoroughly.
release spring until there is just enough tension on
(2) Visually inspect all parts for excessive
spring to release brake when hydraulic pressure is
wear, burs, stripped threads, or other damage. Inspect
released.
push-pull controls for freedom of movement.
3-116. Hydraulic Clutch and Brake Cylinders and
Linkage
a. Removal and Installation.
(1) Position container to receive fluid, then
disconnect hydraulic line at clutch cylinders (fig. 3-91),
or brake cylinder (fig. 3-92), and plug or cover end of
line and port of cylinder to prevent contamination of
hydraulic system.
(2) Refer to figure 3-91 and remove clutch
cylinder or figure 892 to remove brake cylinder.
(3) Remove remaining cylinders in a similar
manner.
(4) Install in reverse order.
b. Clean, Inspection, and Repair.
(1) Clean all parts in an approved cleaning
solvent and dry thoroughly.
(2) Visually inspect linkage and mounting
hardware for distortion, wear, burs, or stripped threads.
Inspect hydraulic cylinder for signs of leakage or
deterioration of end cups.
(3) Repair by replacing defective linkage
parts, mounting hardware, and a leaking or defective
hydraulic cylinder.
NOTE: HARD OPERATION WILL RESULT IF
THERE IS TOO MUCH TENSION ON BRAKE
RELEASE SPRING.
ME 3810-201-12/3-103
Figure 3-90. Swing brake linkage adjustment.
3-98
