Diesel Exhaust Fluid Filter Replacement
The Diesel Exhaust Fluid (DEF) pump is a chassis-mounted filter, which filters out
debris from the DEF. If the DEF is contaminated, contact an authorized Detroit™
service outlet for further instructions. Replacing the DEF filter requires the use of
special diagnostic tools to prime the DEF system. Authorized Detroit™ service
outlets are properly equipped for this type of service.
Inspection of the Air Compressor
Inspection of the Air Compressor
The air compressor incorporates three of the major systems of a diesel engine (air,
lubrication, and cooling). Inspect the air compressor, as part of the air system,
following the recommendations in the maintenance tables using the appropriate
engine duty cycle, Refer to section "Preventive Maintenance Tables".
Inspect the air compressor as follows:
1. Inspect the air compressor for air, oil, and coolant leaks.
2. Inspect the lines and connection points for leaks or damage.
NOTE:
If any of the above conditions exist it may be necessary to take the
vehicle to an authorized Detroit™ service outlet.
Inspection of the Air Intake System
Inspection of the Air Intake System
Inspect the air intake system as part of the air system following recommendations
in the maintenance tables using the appropriate engine duty cycle, Refer to section
"Preventive Maintenance Tables".
Inspect the air intake system as follows:
1. Inspect all the connections in the air system to make sure they are tight and
leak-free.
2. Check all hoses and ducting for punctures, deterioration, or other damage.
NOTE:
If any of the above conditions exist it may be necessary to take the
vehicle to an authorized Detroit™ service outlet.
Inspection of the Turbocharger and Charge Air Cooler
Routine Preventive Maintenance
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All information subject to change without notice.
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DDC-SVC-MAN-0217
