Pontiac TRANS AM 1977 Service Manual page 46

1 A-
21
1977 PONTIAC SERVICE MANUAL
Fig. 1A-22 1 9 7 7 Astre and Sunbird Heater Service Procedures (No. 2 of 3)
HEATER HOSES
</
R&RCLAMP
/I
DASH !ANEL
, - ' -
$
WITH 4 CYL. ENGINE
HEATER'CORE
w $ " E * T E P
C O R E x
-b
F W D
\
I
\ ! ~ r
\
>
\ \ \ \ \
BLOWER MOTOR, AIR INLE?'& HEATER CORE ASM.
" ,
D&C BATTERY
D&C B L O ~ E R MOTOR ELECT. CONNECTOR
MARK MOTOR FLANGE TO CASE POSITION
R&R BLOWER SCREWS
R&R MOTOR & CAGE
TO R&R HEATER CORE, ADDITIONALLY:
D&C HEATER HOSES. R&R INLET SCREWS &
R&R CORE STRAP SCREWS & REMOVE CORE
USE NEW STRIP-CAULK TYPE SEALER.
\
HEATER-DISTRIBUTOR ASSEMBLY
R&R HEATER CORE
R&R HEATER DISTRIBUTOR
R&R LOWER DEFROSTER DUCT SCR
D&C RESISTOR HARNESS
D&C CABLES AT CASE
PULL HEATER-DISTRIBUTOR OUT
3 9 '
IEW
y e
1
SEAL
Fig. 1A-23 1 9 7 7 Astre and Sunbird Heater Service Procedures (No. 3 of 3)