Chevrolet Light - Page 29

the cover, making sure that the gasket is clean and in good
condition. Install and tighten wing nut .
Install the cleaner making sure that the felt pad rests down
against the carburetor to as sure an air tight seal. Tighten clamp.
Crankcase Filler and Ventilator
All models except 0/4 and
1 ton Forward Control and
C.O.E. trucks are oU filled
through the valve rocker ann
cover. Crankcase ventilation
is accomplished through a
ventilator tube assembly lo-
cated at the lower right side
of the cylinder block (fig. 31).
All C.O.E. trucks are oil
filled through a combined oil
filler and ventilator tube
assembly also located at the
lower right side of the cylin-
der block.
Forward Control units are
oil filled through a straight
oil filler pipe assembly lo-
cated at the lower right side
of the cylinder block. Venti-
lation is provided by a vac-
uum operated ventilator con-
flg.3T_fm . ,C .. pa"d
V."ril .. to,
sisting of a vacuum pipe attached at one end to the oil filler
assembly and a~ the other end to a spring loaded , variable
opening ventilator valve at th e intake manifold. Have this unit
cleaned by an Authorized Chevrolet Dealer at regular intervals.
fig. 32-F".""mp
Fuel Pump
Description. The fuel pump is
mounted on the right side of engine
(fig. 32) and is operated by an eceen-
tric on the engine camshaft. It pumps
fuel from the fuel tank and delivers
it to the carburetor.
Care . The fuel pump to engine at-
taching bolts should be kept prop-
erly 'tightened to prevent oil leaks .