140, 150, 160, 12M Series 3, 140M Series 3 and 160M Series 3 Motor Graders Service Interval Chart Caterpillar


Service Interval Chart
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The service interval chart is located on the hydraulic tank on the left side of the machine.

Refer to this Operation and Maintenance Manual, "Maintenance Interval Schedule" for the correct maintenance intervals and procedures that are specific to your machine.



Illustration 1g03526144
Typical example of a service interval chart (AWD machines)


Illustration 2g03526278
Typical example of a service interval chart (Non-AWD machines)

Service hour interval - Hourly interval in which a maintenance procedure should be performed.

Cab air filter - Clean or replace the cab air filter.

Coolant level - Check the coolant level.

Cooling system coolant - Obtain a cooling system sample.

Differential oil - Change the differential oil.

Engine air filter primary element - Clean or replace the primary air filter element.

Engine air filter secondary element - Replace the secondary air filter element.

Engine oil level - Check the engine oil level.

Engine oil - Obtain an engine oil sample.

Engine oil filter - Change the engine oil filter.

Fuel level - Check the fuel level.

Fuel system filter - Replace the fuel system filters.

Fuel system water separator drain - Drain the fuel system water separator.

Grease zerk - Lubricate the designated locations.

Hydraulic oil level - Check the hydraulic oil level.

Hydraulic oil - Obtain a hydraulic oil sample.

Hydraulic oil filter - Change the hydraulic oil filter.

Tandem drive oil level - Check the tandem oil level.

Tandem drive oil - Obtain a sample of the tandem drive oil.

Transmission oil level - Check the transmission oil level.

Transmission oil - Obtain a transmission oil sample.

Transmission oil filter - Change the transmission oil filter.

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