Piper Comanche PA-24 Service Manual page 383

PIPER COMANCHE SERVICE MANUAL
.... 19&
"' : :J!r:::===
FROM
PRESSURE
POT
FIGURE 1J.32. BLEEDING BRAKES
Non Riveted Bnlte Disc.
iL
Place whool half assembly intO boiling wator for 5 minuteS and remove disc from "'hool
casting
by
.... of pry bars.
b. Clean casting thoroughly and apply beavy coat of zinc chromate paint in bnlte disc recess.
c. Place wheel cast:int inco
boiling
water for a. few minutes. remove and insert new replacement brake
disc into the expanded whool. Ascertain that bolt bol .. are ligned and bnlte disc is properly seazcd.
6-88. Bleeding Procedure. (Refer to Figure 6-32.) If the bnlte line bas
boo!)
discoMocted for any reason, it
will be nocessary to blood the bnlte and line as described below.
a.
Place a suiable container at the brake reser.air to coUect fluid overflow.
b. Remove the rubber blood .. fitting cap located on the bottom of the bnlte unit bousing on the
landing
gear.
c. Slide a bose over tbe blood .. fitting, loosen the fitting one
tum
and pressure fill the brake system
WIth MIL·H-5606 fluid.
NOTE
By watebing the fluid pass through the pWtic bose .. the top of the
brake reservoir,
it
can
be
detertnutcd whether any
air
has entered the
system. If
air
bubbles are evident, filling of tbe system
shall
be
continued until all of the air is out of the system and a Steady flow of
fluid is obtamed.
d. Tighten blooder fitting and remove the bose. Chock btak .. for proper pedal pr ..... re.
e. Repeat this procedure on the other gear.
f. Drain excess fluid from reservoir
[0
Fluid Levc:llinc with a syringe.
lK17
LANDING GEAR AND BRAKE SYSTEM
REVISED: 4/10/81