SECTION 6
AIR FILTER
AIR INTLET
*
AIR OUTLET +
q
AUTOMATIC UNLOAOER
FIGURE 6-1 - HEAW DUTY AIR FILTER (STANDARD)
HEAVY-DUTY AIR FILTER (FIGURE 6-1) furnished
as standard equipment on units with an enclosure is a
heavy-duty washable element dry type air filter. The
air filter must receive proper maintenance if maximum
service is to be obtained from the unit. Establishing ad-
equate and timely filter service is MOST IMPORTANT.
An improperly maintained air filter can cause a loss of
compressor air delivery.
Filter Element - Service the air filter element when the
“CHANGE AIR FILTER” LED is illuminated. Clean ev-
ery 50 to 150 operating hours depending on dust con-
ditions.
NOTICE
Use only genuine Gardner Denver air
filter elements on Gardner Denver
compressor units. Genuine parts are
available through your authorized
Gardner Denver distributor.
To service:
1. Remove the wingnut and pull out the filter ele-
ment,
2. Visually inspect the element. If cleaning is not nec-
essary, reinstall the filter element. If the element
requires cleaning, follow steps 3, 4 and 5.
3.
Wash the element by soaking about 15 minutes in
warm water with a mild nonsudsing detergent.
Rinse the element thoroughly with clean water; a
hose may be used if the water pressure does not
exceed 40 psig (2.8 Bars).
4. Inspect the element for ruptures or cracks in the
pleated media; replace the element if any are
found. Inspect the gasket on the bottom (outlet
end) of the element; replace the entire element if
the gasket is damaged. A spare element will keep
down time to a minimum.
5. Allow the element to air dry COMPLETELY. Do not
expose the element to heat over 1500 F (66° C).
Install the element in the filter body and fasten se-
curely with the wing nut.
WARNING
Do not oil this element. Do not wash
in inflammable cleaning fluids. Do
not use solvents other than water. im-
proper cleaning may damage the ele-
ment.
I
NOTICE
Never operate the unit without the ele-
ment. Never use elements that are
damaged, ruptured or wet. Never use
gaskets that won’t seal. Keep spare
elements and gaskets on hand to re-
duce downtime. Store elements in a
protected area free from damage, dirt
and moisture. Handle all parts with
care.
Filter Element Life - The element should be replaced
after six (6) cleanings or if:
1. Visual inspection indicates a rupture, crack or pin
hole in the pleated media. Inspection should be
done by placing a bright light inside the element.
13-9/10-641 Page 54
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