i02927289
Engine Air Precleaner - Check/
Clean
Illustration 77 g01453058
Typical engine air precleaner
(1) Wing nut
(2) Cover
(3) Body
Remove wing nut (1) and cover (2). Check for an
accumulation of dirt and debris in body (3). Clean the
body, if necessary.
After cleaning the precleaner, install cover (2) and
wing nut (1).
Note: When the engine is operated in dusty
applications, more frequent cleaning is required.
i05207492
Engine Crankcase Breather
Element - Replace
Hot oil and hot components can cause personal
injury. Do not allow hot oil or hot components to
contact the skin.
NOTICE
Ensure that the engine is stopped before any servic-
ing or repair is performed.
NOTICE
Care must be taken to ensure that fluids are con-
tained during performance of inspection, mainte-
nance, testing, adjusting, and repair of the product.
Be prepared to collect the fluid with suitable contain-
ers before opening any compartment or disassem-
bling any component containing fluids.
Refer to Special Publication, NENG2500, “Cat Dealer
Service Tool Catalog” or refer to Special Publication,
PECJ0003, “Cat Shop Supplies and Tools Catalog”
for tools and supplies suitable to collect and contain
fluids on Cat products.
Dispose of all fluids according to local regulations and
mandates.
The crankcase breather is a very important
component in order to keep your engine emissions
compliant .
• The filter element within the crankcase breather
must be serviced at the prescribed service interval.
• The correct filter element must be installed before
the engine is operated.
• The installation of the filter element is very
important.
• The quality of the filter element that is installed is
very important.
For information on aftermarket products, refer to
Operation and Maintenance Manual, “Engine
Description”. Within that section, refer to the title
“Aftermarket Products and Perkins Engines”.
The breather element can be serviced from the top
position or the breather element can be serviced from
the bottom position.
106 SEBU8732
Maintenance Recommendations
Engine Air Precleaner - Check/Clean
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