Paccar MX-11, Operator'S Manual, Page: 41 / 121

Less than 20% Idle Time - 600,000 mi / 965,000 km / 18,000 hrs / 72 mo (6 yrs)
9
Aftertreatment System
• Refer to Diesel Particulate Filter (DPF) Service Strategy on page 91 - Wet Cleaning Strategy for maintenance instructions.
Less than 20% Idle Time - 750,000
mi / 1,200,000 km / 24,000 hrs / 96
mo (8 yrs)
Less than 20% Idle Time - 750,000 mi / 1,200,000 km / 24,000 hrs / 96 mo (8 yrs)
10
Cooling System
• Refer to Change Extended Life Coolant on page 63 for maintenance instructions.
Greater than 20% Idle Time
Greater than 20% Idle Time - 25,000
mi / 40,000 km / 750 hrs / 6 mo
9 Ensure that all maintenance intervals leading up to this point are repeated during this interval prior to the completion of
those listed here.
10 Ensure that all maintenance intervals leading up to this point are repeated during this interval prior to the completion of
those listed here.
ENGINE MAINTENANCE - Normal Duty/Line Haul
Y53-1166-1M1 (10/2020) 39
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