Chevrolet 70 1969 Series, Shop Manual

Page: 331 / 913

ENGINE FUEL SYSTEM 6M -4
FUEL FILTERS
Figure 4—Disposable Line-Type Filter
(70-80 Series.)
Fuel filter or element should be replaced
after first 500 miles of operation and every 12,000
miles thereafter. More frequent replacement may
be necessary depending on operating conditions.
The disposable line-type filter (fig. 4) as used
on some models is retained with clamps and lo-
Frame Right Side Rail
FILTER INSTALLED
Filter Body
w .
t
:fo
Bowl Ga; ket
I iiter Element
FILTER DISASSEMBLED
Figure 5—Frame
Me unfed
Fuel Filter
cated between fuel pump ;
The element of the
filter is contained with
located on a frame side
replace element, turn '
from fuel pump or fram
element and gasket if nec
IM P O R T A N T : After
ment, start engine anc
ind carburetor,
disposable-element type
n a threaded filter body
rail mounting (fig. 5). To
;he threaded filter body
e rail mounting. Replace
essary.
replacing filter or ele-
check for fuel leaks.
FUEL PUMP
FUEL PUMP M AINTENANCE
checked at regular intervals for tightness. Also
make periodic check fo:- evidence of fuel leaks.
Fuel pump-to-engine attaching bolts should be Repairs can be made aftsr fuel pump is removed.
CHEVROLET SERIES 70 -80 H EAVY DUTY TRUCK S H O P M A N U A L