Section 7
MAINTENANCE
38
*
Replacement Element P/N 043334 (25-30HP/18-22KW)
Replacement Element P/N 040596 (40HP/30KW)
Figure 7-2 Airl Filter Replacement
(P/N 02250107-327)- 25-30HP/ 18-22KW
(P/N 040595)- 40HP/ 30KW
appropriate part number be used and that substi-
tuted elements not be used, due to the fact that
such filters may have inadequate or questionable
working pressure ratings.
AIR FILTER MAINTENANCE
Refer t o F igur e 7 -- 2. Air f ilter maintenanc e s hould be
performed when the maintenance gauge shows red
with the compressor running full load, or once a year,
whichever comes first. If the filter needs to be re-
placed, order replacement elements. Below you will
find procedures on how to replace the air filter ele-
ments.
AIR FILTER ELEMENT REPLACEMENT
1. Clean exterior of air filter housing.
2. Release tension on cover retaining ring.
3. Remove the rubber baffle from the inside dust cup
and empty the dirt from the dust cap.
4. Remove air filter element by loosening the wingnut
securing the element.
5. Remove element and clean interior of housing us-
ing a damp cloth.
DO NOT
blow dirt out with com-
pressed air.
6. At this time replace the element.
7. Reassemble in the reverse order of the disassem-
bly.
8. Reset the air filter restriction indicator if equipped
(electro--mechanical models only).
ELEMENT INSPECTION
1. Place a bright light insidethe element to inspect for
damage or leak holes. Concentrated light will
shine through the element anddisclose anyholes.
2. Inspect all gaskets and gasket contact surfaces of
the housing. Should faulty gaskets be evident,
correct the condition immediately.
3. If the clean element is to be stored for later use, it
must be stored in a clean container.
4. After the element has been installed, inspect and
tighten all air inlet connections prior to resuming
operation.
SEPARATOR ELEMENT REPLACEMENT
Refer t o F igur e 7 -- 3. T he s epar ator elements mus t be
changed when the maintenance gauge shows red
with the compressor running full load, or once a year,
whichever occurs first. Follow the procedure ex-
plained below for separator element replacement.
1. Relieve all pressure from the sump tank and all
compressor lines.
Figure 7--3 Separator Element Replacement
* Replacement Kit for Primary Element P/N 250034-114
(P/N 250034-113)
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