Operators Manual

Table Of Contents
1. Inspect the cooling system hoses and replace any hose that shows obvious
signs of damage or feels abnormally soft or hard.
2. Replace damaged clamps.
3. Correct all external leaks as soon as detected.
NOTE: If Detroit Genuine antifreeze/coolant (or equivalent fully formulated,
pre-charged antifreeze is used, a pre-charged element is not required.
4. Check coolant inhibitor levels at the intervals listed in this manual.
Current engine designs no longer use coolant filters. If you have a coolant
filter, you may choose to remove the filter at your next maintenance
interval. For more details reference bulletin 15TS-10Rev (http://ddcsn-
ddc.freightliner.com/cps/rde/xbcr/ddcsn/15TS10Rev.pdf).
How to Service the Dry Type Air Cleaner
Maintain the air cleaner as follows:
1. Replace dry type air cleaner elements when the maximum allowable air
cleaner restriction has been reached. Air cleaners are equipped with a
restriction indicator which aids in determining the servicing interval.
2. Do not clean and/or reuse a dry paper-type air cleaner.
How to Procedures
188 All information subject to change without notice.
Copyright © 2022 DETROIT DIESEL CORPORATION DDC-SVC-MAN-0189