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MODEL 182 & T182 SERIES SERVICE MANUAL
5-82.
DISASSEMBLY.
(Thru 18266590.)
(See figure
place packing and back-up ring. Filler plug (3) must
5-16.)
be vented so pressure cannot build up during brake
a. Unscrew clevis (1) and jamb nut (2).
operation. Remove plug and drill 1/16-inch hole 30
°
b. Remove screw (18) and washer (19).
from vertical, if plug is not vented. See view A-A
c. Remove filler plug (17) and setscrew (5).
for location of vent hole.
d. Unscrew cover (4) and remove up over piston
rod (3).
5-87. REASSEMBLY. (Beginning with 18266591.)
e. Remove piston rod (3) and compensating sleeve
(See figure 5-16.)
(16).
a. Install spring (8) into cylinder body (9).
f. Slide sleeve (16) up over rod (3).
b. Install back-up ring (6) and packing (7) in groove
g. Unscrew nut (12) from threads of piston rod (3).
of piston (5).
h. Remove spring (13) and O-ring (9) from piston
c. Install piston (5) in cylinder body (9).
(14).
d. Install cover (4) over piston (5) and screw cover
i. Remove Lock-O-Seal (15).
nto cylinder body (9).
e. Install nut (2) and clevis (1).
5-83. INSPECTION AND REPAIR.
(Thru 18266590.)
f. Install filler plug (3), making sure vent hole is
(See figure 5-16.) Repair is limited to installation of open.
new parts, cleaning and adjusting.
Refer to assem-
bly paragraph for adjustment
5-88. Use
clean
BRAKE MASTER CYLINDER INSTALLATION.
fluid (MIL-H-5606) as a lubricant during reassembly
a. Connect hydraulic hoses to brake master cylin-
of the cylinders. Inspect Lock-O-Seal (Parker Sealders
and install cylinders.
Co. P/N 800-001-6) and replace if damaged. Replace
b
Connect brake master cylinders to rudder pedals
all O-rings. Filler plug (17) must be vented so pres-
and connect parking brake linkage.
sure cannot build up during brake operation. Remove
c. Install rudder bar shield and install front seats.
plug and drill 1/16-inch hole, 30° from vertical, if
d. Install bleeder screw at wheel brake assembly
plug is not vented.
and fill and bleed brake system in accordance with
applicable paragraph in this Section.
5-84. REASSEMBLY.
(Thru 18266590.)
(See figure
5-16.)
5-89. HYDRAULIC BRAKE LINES.
a. Install Lock-O-Seal (15) at bottom of piston rod
(3).5-90.
DESCRIPTION. The brake lines are of rigid
b. Install O-ring (9) in groove in piston (14); insert
tubing, except for flexible hose used at the brake
piston spring (13) into piston, and slide assembly up
mater cylinders.
A separate line is used to connect
on bottom threaded portion of piston rod (3).
each brake master cylinder to its corresponding
c. Run nut (12) up threads to spring (13). Tighten
wheel brake cylinder.
nut (12) enough to obtain 0.040±0.005-inch clearance
between top of piston and bottom of Lock-O-Seal, as
shown in the illustration.
d. Install piston return spring (11) into cylinder
5-92. DESCRIPTION
Th wheel brake assemblies
(10) portion of body (7).
(10) portion of body (7).5-92.
DESCRIPTION. The wheel brake assemblies
e. Install piston rod (3) end through spring (11).
employ a floating brake assembly and a disc which is
f. Slide compensating sleeve (16) over rod (3).attached
to the main wheel.
g. Install cover (4), washer (19) and screw (18).
h. Install jamb nut (2) and clevis (1).
5-93. REMOVAL OF WHEEL BRAKE.
(See figure
i. Install filler plug (17), making sure vent hole is
5-4.) Wheel brake assemblies can be removed by
open.
disconnecting the brake line (drain fluid when discon-
j.
Install setscrew (5).
necting line) and removing the brake back plate. The
brake disc is removed after the wheel is removed and
5-85. DISASSEMBLY.
(Beginning with 18266591.)
disassembled.
To remove the torque plate. remove
(See figure 5-16.)
wheel and axle.
a. Unscrew clevis (1) and jamb nut (2).
. Reove filler plug (
ure 5-4 for a breakdwon of wheel brake parts. This
NOTE
figure may be used as a guide for disassembling the
A special tool, brake master cylinder wrench
wheel brakes.
No. 34-101 is available from the Cessna Sup-
ply Division to accomplish the following step.
5-95. INSPECTION AND REPAIR OF WHEEL BRAKE.
a.
Clean all parts except brake linings and O-rings
c. Unscrew cover (4) and remove up over piston (5).
in dry cleaning solvent and dry thoroughly.
d. Remove piston (5) and spring (8).
b. Install all new O-rings.
If O-ring reuse is neces-
e. Remove packing (7) and back-up ring (8) from
sary, wipe with a clean cloth saturated in hydraulic
piston (5).
fluid and inspect for damage.
5-86. INSPECTION AND REPAIR,
(Beginning with
NOTE
18266591.) (See figure 5-16.)
Repair is limited to installation of new parts and
Thorough cleaning is important.
Dirt and
cleaning.
Use clean hydraulic fluid (MIL-H-5606) as
chips are the greatest single cause of mal-
a lubricant during reassembly of the cylinder. Re-
functions in the hydraulic brake system.
5-34
Revision 1
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