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ENGINE FUEL 6M-8
^T^l^^/'-vN
COVER
BOTTOM
Fig. 1A—Polyurethane Element Air Cleaner
OIL RESISTANCE
SEAL
BOTTOM
BONDED PAPER
ELEMENT
COVER
Fig. 2A—Paper Element Air Cleaner
SERVICE PROCEDURES
POLYURETHANE ELEMENT
Maintenance
1. Remove cover wing nut, cover and filter element.
2. Visibly check the element for tears or rips and re-
place if necessary.
3. Clean all accumulated dirt and grime from air
cleaner bottom and cover. Discard air horn to air
cleaner gasket.
4. /Remove support screen from element and wash
element in kerosene or mineral spirits; then squeeze
out excess solvent (fig. 3A).
NOTE: Never use a hot degreaser or any sol-
vent containing acetone or similar solvent*
5. Dip element into light engine oil and squeeze out
excess oil.
NOTE:
Never shake, swing or wring the ele-
me.nt to remove excess oil or solvent as this
may tear the polyurethane material. Instead,
"squeeze" the excess from the element.
6. Install element'on screen support (fig. 4A).
7. Using a new gasket, replace air cleaner body over
carburetor air horn.
8. Replace the element in the air cleaner. Care must
be taken that the lower lip of the element is properly
placed in the assembly and that the filter material
is not folded or creased in any manner that would
cause an imperfect seal. Take the same precautions
when replacing the cover that the upper lip of the
element is in proper position.
9. < • Replace cover and wing nut.
OIL BATH
Maintenance
L Remove air cleaner assembly.
2. Remove cover and filter element assembly.
Empty oil out of
accumulated dirt.
cleaner and clean out all oil and
Fig. 3A—Cleaning Polyurethane Element
Fig. 4A—Polyurethane Support
CHEVROLET CHASSIS SERVICE MANUAL
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