Piper COMANCHE PA-24-180 Service Manual page 315

PIPER COMANCHE SERVICE MANUAL
c. Disconnect the carburetor hear control cable from the air box.
d. Disconnect the carburetor hea air duct from the ir box.
e. Disconnect fuel line from carburetor.
f. Remove carburetor from the enine sump by removing pallock nuts and washers.
g. Cut safety wire and remove bolts attchng the air box to the carburetor.
7-35. Installation Of Carburetor.
a. Secure ar box with gasket to the carburetor using cap bolts and washers. Safety with lock wire.
b. Install gasker and carburetor on the bottom of the sump and secure with washers, nuts and pal
locknuts.
c. Connect fuel line to carburetor.
d. Connect hrottle, mixture and carburetor heat control cables to carburetor and air box, and adjust
per paragraph 736.
e. Connect carburetor hear air duct to air box.
7-36. Adjustment Of Carburetor Controls. (Refer co Figure 7-6a.)
The throttle mixture and carburetor heat controls are adiusted so that when the throtle arm on the
carburetor is rotated forward against its full chrotle stop and the mixture arm is rotated forward against is
full rich stop and the carburetor heat arm is rotated to the full ram air position, their respective cockpit
controls should be .062 of in inch out from their full forward stops.
a. Disconnect the throttle control cable at the carburetor and loosen the jam nut securing the cable
end.
b. Adjust the linkage by rocaring the cable end co obtain the .062 of an inch spring back of the
cockpit control when the throttle arm contacts its stop
c. Reconnect the cable end to the control arm and secure jam nut.
PANEL ASSY.
MAX. SPRING-BACK
.0625
FIGURE 7-6a. COCKPIT CONTROL SPRING BACK
POWER PLANT
ISSUED: 8/18/72
2 B5