Chevrolet Light Duty Truck 1973 Service Manual page 458

6 M - 3 4 ENGINE FUEL
B O TTO M
ELEMENT
Fig. 1A -Paper Element Air Cleaner
CARBURETOR AIR CLEANER ELEMENT-Under
normal operating conditions, the carburetor air cleaner
should be replaced every 24.000 rmles on V
and 12.000 miles on L engines. Operation of vehicle in
-6
dusty areas will cause rapid clogging or element and
CHAMFER END
STUD TO RQ UE AT
(1 7 IN . LBS.)
SUPPORT
OIL LEVEL
G A G E TUBE
TORQUE SEQUENCE FOR L-6
AIR CLEANER AND SUPPORT.
1. Secure W in g N u t to required
to rq ue (1 7 IN . LBS.)
2 . Secure W in g N u t [2 ] to required
to rque (1 7 IN . LBS.)
3. Secure Bolts [ 3 ] (a ttac h in g A ir
C leaner Support) to required
to rque (2 5 FT. LBS.)
Fig. 3A-Air Cleaner and Heat Stove, Truck (Base L6 and V8) except P and G Series
C O VE R
M AINTENA N CE A N D SERVICE
engines
-8
AIR L
CLEANER
STUD
SUPPORT
TU B E "'"'^
ASSEMBLY
PLATE '
ASSEMBLY
TO AIR CLEANER
L-6
AIR CLEANER
ARRESTOR
ASSEMBLY
Fig. 2A -Engine Ventilation, (L-6)
enrichment of carburetor mixture. Under these cond-
tions, the element must be replaced more frequently.
THERMOSTATICALLY
CLEANER-The air cleaner should be inspected to make
certain that all hoses and ducts are intact and correctly
W IN G N U T -----------
TO RQ UE AT 2 0 IN . LBS.
\
RETAINER
GaSKET
EXTENSIO N
, GASKET
'
TO RQ UE AT
25 IN . LBS.
S T U D -T O R Q U E
AT 2 0 IN . LBS.
AIR
CH O K E
CLEANER
ASSEMBLY
HOSE
NOTE
1 1 Boss on
choke into inboard
hole. . r .
■ ■ - r f
W lE W A 1
CONTROLLED AIR
AIR
CLEANER
GASKET
NOTE
Colored
adhesive
surface to
carburetor,
LIGHT DUTY TRUCK SERVICE MANUAL