6M -8 CARBURETORS
Fig. H 6 -M a in Je t Removal
2. Using specified pin gauge from universal carburetor
gauge set, check float level setting from lower edge of
float bowl to lower edge of float.
3. To adjust float level, turn adjustable needle seat nut.
Lock down adjustment with screw.
NOTE: Final adjustment of float should be made on
the vehicle. Refer to Section
6
M of the Chassis Ser
vice Manual.
F R E S H A I R
P A S S A G E
A I R F L O W W E A K E N S
V A C U U M I N D I A P H R A G M
C H A M B E R P E R M I T T I N G
S P R I N G T O C L O S E
S E C O N D A R Y T H R O T T L E
P L A T E S
W H E N G O V E R N O R
V A L V E C L O S E S ,
G O V E R N O R V A C U U M
O P E N S S E C O N D A R Y
C O N T R O L V A L V E
P E R M I T T I N G F L O W
O F F R E S H A I R I N T O
S E C O N D A R Y
D I A P H R A G M
C H A M B E R
T O G O V E R N O R
V A C U U M P A S S A G E
A T G O V E R N E D S P E E D
( S E C O N D A R Y T H R O T T L E P L A T E S C L O S E D )
Fig. H8--Secondary C ontrol Valve O peration (at Governed Speed)
CHEVROLET OVERHAUL M A N U A L SUPPLEMENT
Summary of Contents for 40 60 Series
Page 1: ...40 60 SERIES TRUCK SUPPLEMENT ST 334 72...
Page 86: ......
Page 96: ...n 47 k u m i i i iin I ll II I...
Page 222: ......
