Pontiac TRANS AM 1977 Service Manual page 808

6C-58 1977 PONTIAC SERVICE MANUAL
NOTE*: ANGLE GAUGE METHOD CAN ALSO BE USED
-
SEE PAGE 6C-39
N WlTH RUBBER BAND)
H O L D THROTTLE
VALVES WlDE OPEN
HOUSING ALIGN I N D E X M A R K
WlTH SPECIFIED POINT O N
CHOKE V A L V E
PUSH DOWN
O N T A l L O F
CAM
(STEP 21
r
CHOKE VALVE
CLOSED THROTTLE
&
VALVES
11 1
CLOSED
TO ADJUST ,015 M A X
CLEARANCE
HOLD CHOKE VALVE WIDE
OPEN BY PUSHING DOWN O N
TAlL OF FAST IDLE C A M
CHECK LOCKOUT P I N
FOR CLEARANCE
FOR CLEARANCE
ICHECK FOR NO
BURRS AFTER
FILING1
HOUSING
UNLOADER ADJUSTMENT
w
11
-
(
-
SECONDARY LOCKOUT ADJUSTMENT
SECONDARY LOCKOUT LEVER SECONDARY LOCKOUT
@
SIDE CLEARANCE
11
0
2 OPENING
'
CLEARANCE
I
WlDE O P E M A M FOLLOWE R
O F F STEPS O F FAST I D L E CAM
CLEARANCE
w
I
SECONDARY CLOSING ADJUSTMENT
I
CARB. NO.
17057250
253
255
256
258
262
263
266
274
502
554
550
553
582
584
CARB. NO.
17057250
253
255
256
258
262
263
266
274
502
534
550
553
582
584
CARB. NO.
17057250
253
255
256
258
262
263
266
274
502
504
560
663
582
584
M4MC-M4ME CARBURETOR OVERHAUL ADJUSTMENTS
Fig.
6C-105 M4MC Adjustment Procedures
-
'LUG
iAUGE
.205"
.205"
.205"
.205"
.205"
.220"
.220"
.220"
.220"
.280"
.280"
.200"
200"
.280"
.280w
-
'LUG
iAUGE
.015"
A L L
-
L U G
iAUGE
.030"
A L L
-
NGLE
iAUGE
35"
35"
35"
350
35"
35"
350
35"
35"
420
42'
34.50
34.50
42'
42'
-
-
-
-
-
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