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OM-166 941 Page 25
8-2. AIR CLEANER SERVICE (Table 8-2)
CAUTION: DIRTY AIR can damage engine.
• Do not operate engine with dirty air cleaner
element in place.
• Do not operate engine without air cleaner ele-
ment in place.
The air cleaner is one of the most important parts of the
engine from the standpoint of engine life. If dirty air gets
into the engine, it can cause major engine damage
within a few operating hours. The air cleaner must be
serviced when the SERVICE ENGINE AIR CLEANER
Indicator light PL1 comes on. If PL1 comes on, empty
dust cap, and inspect air cleaner and element.
The air cleaner on this unit is equipped with precleaners.
Remove the precleaner cover and empty the dust re-
ceptacle when dirt accumulates up to the indicator
marks on the side of the precleaner.
IMPORTANT: A dirty air cleaner element is usually ac-
companied by a loss of power and excessive smoke in
the engine exhaust.
When it becomes necessary to service the air cleaner in
the field, follow the steps in Table 8-2. Keep a spare ele-
ment on hand for replacement. New elements are avail-
able from your welding equipment distributor.
Table 8-2. Air Cleaner Service
1. Stop engine. 5. Wipe out element chamber 7. Reinstall element.
with clean, damp cloth.
2. Wipe off cover before 8. Replace cover.
opening air cleaner. 6. Inspect new element and all
gaskets for shipping damage before use.
3. Remove cover.
4. Remove element.
1. Don’t attempt to service air 3. Don’t leave open air cleaner exposed 5. For Donaclone air cleaners ,
cleaner with engine running. to blowing dust while you clean element. don’t blow out Donaclone tube
Replace cover. section without element, cover
2. Don’t blow out the inside of and inner cover (if any)
the air cleaner with compressed 4. If air cleaner is horizontally mounted, correctly installed or you will
air. be sure that dust cup is positioned so blow dust into the engine.
arrows point up.
Clean element by one of the re-use. However, washing does (When cleaning Cyclopac
following methods: a better job and must be used when elements, do not remove
exhaust soot has lodged in fine pores plastic fin assembly − back-
Compressed Air or Washing. of the filter media. Use Donaldson D-1400 flowing with compressed air or
detergent which contains a special washing will remove dust from
Compressed air is recommended additive for removing soot and carbon. beneath the fin assembly).
when element will be re-used
immediately because a washed Replace element after 6 cleanings or
element must be dried before annually, whichever occurs first.
Compressed Air Washing Inspection
Direct air through element in 1. Soak element 15 minutes or more Place bright light inside
the direction opposite to normal in Donaldson D-1400 and water solution. element and rotate element
air flow through the element. See carton for full instructions. slowly. If any rupture, holes
Move nozzle up and down while or damaged gaskets are
rotating element. Keep nozzle 2. Rinse until water is clear (Maximum discovered − replace.
at least one inch from pleated water pressure 40 P.S.I.)
paper. Maximum air pressure −
100 P.S.I. 3. Air-dry or use warm flowing air, max.
160 F. Do not use compressed air or
light bulbs.
Follow
These
Easy
Steps:
Important
How To
Clean
Elements
For
Re-Use
S-0091/4-89