Routine Preventive Maintenance
Routine Preventive Maintenance
This chapter describes some of the maintenance items listed in the maintenance
interval tables. The daily instructions apply to routine or daily starting of the
engine. For basic engine maintenance procedures which can be performed by the
operator, Refer to section "How To Procedures".
The following sections will be covered in this chapter:
• Inspection of the Aftertreatment System
• Inspection of the Air Compressor
• Inspection of the Air Intake System
• Inspection of the Turbocharger and Charge Air Cooler
• Inspection of the Batteries
• Inspection of the Belts
• Inspection of the Cooling System
- Checking for Coolant Leaks
- Checking the Coolant Level
• Inspection of the Exhaust System
• Inspection of the Fuel and Fuel Tank
• Inspection of Hoses and Fittings for Leaks
• Inspection of the Lubricating Oil Filter
• Checking the Lubricating Oil Level
• Checking the Lubricating System for Leaks
Inspection of the Aftertreatment System
Inspection of the Aftertreatment System
Inspect the Aftertreatment System (ATS) as recommended using the appropriate
engine duty cycle, Refer to section "Preventive Maintenance Tables".
Inspect the aftertreatment system as follows:
1. Check the aftertreatment and exhaust pipes for damage or restrictions.
2. Inspect the aftertreatment inlet and outlet pipes for leaks.
3. Inspect the aftertreatment for signs of fluid leaks.
NOTE: If any of the above conditions exist it may be necessary to take the
vehicle to an authorized Detroit™ service outlet.
Gen 5 DD Platform Operators Manual
All information subject to change without notice. 55
DDC-SVC-MAN-0217 Copyright © 2020 DETROIT DIESEL CORPORATION
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