Maintenance Service
Interval
Every 6,000 hours
Every 2 years
CAUTION
If you leave the key in the ignition switch, someone could accidently start the engine and
seriously injure you or other bystanders.
Remove the key from the ignition before you do any maintenance.
Service Interval Chart
Maintenance Procedure
• Disassemble, clean, and assemble the soot filter of the DPF. or clean the soot
filter if engine faults
SPN
in the InfoCenter.
• Flush the cooling system and replace fluid.
• Replace moving hoses.
Figure 58
3720
16,
3720
FMI
SPN
FMI
49
0, or
3720
16 display
SPN
FMI
decal121-1677