Pontiac FIREBIRD 1972 Service Manual page 162

CUSTOM AIR CONDITIONING lA-103
r
DEFROSTER
BLUE
%./
L
ORANGE
TEMPERATURE
CONTROL
PANEL
v
VIEW A
Fig. 1A-125 A Series Control Cable and Vacuum Harness Routing
DIVERTER DOOR DIAPHRAGMS
REMOVE AND REPLACE
-
ALL
1. Remove heater case assembly.
2. Remove vacuum hoses noting arrangement.
3. Remove retaining screws.
4. Remove actuator link attaching screw.
5. Remove diaphragms.
DEFROSTER DIAPHRAGM
REMOVE AND REPLACE
-
ALL
1. Remove heater core and case assembly from car (F
Series only).
2. Remove heater outlet duct.
3. Remove two retaining screws and actuator link re-
taining screw.
4.
Remove vacuum hose, then diaphragm.
5. To replace, reverse removal procedure.
AIR INLET DIAPHRAGM
REMOVE AND REPLACE
-
EXCEPT X SERIES
1. Remove kick panel (except B Series). On B Series
remove glove box.
2. Remove vacuum hoses.
3. Remove two attaching screws.
4. Remove link actuator attaching screws.
5. Remove diaphragm.
6. To replace, reverse removal procedure.
KICK PANEL DIAPHRAGM
REMOVE AND REPLACE
-
x
SERIES
1.
Remove kick panel diaphragm cover (Fig. 1A-130).
2. .Disconnect vacuum hose at diaphragm.
3. Remove (2) diaphragm to kick panel attaching
screws.
4.
Disconnect link and spring at recirc air door and
remove diaphragm and bracket as an assembly.