Caterpillar Compact Track Loader T550

Replace the air filters only when necessary. The service indicator (Item 1) will FLASH. Press the Information button (Item 3) until the display screen shows the service codes. Service code [M0117] (Air Filter Plugged) will show in the display screen (Item 2) [Figure 10-80-1] when air filter replacement is necessary.

Replace the inner filter every third time the outer filter is replaced or as indicated.

Stop the engine and open the rear door.

Open the latches (Item 1) and remove the cover (Item 2) [Figure 10-80-2].

Remove the outer filter (Item 1) [Figure 10-80-3] and discard.

NOTE: Make sure the filter housing is free of dirt and debris. Verify that sealing surfaces are clean.

Install new outer filter. Push in until the filter contacts the base of the housing. Install the cover and secure the latches [Figure 10-80-2].

Park the loader on a level surface, lower the lift arms, and put the attachment flat on the ground or tilt the Bob-Tach fully back if no attachment is installed.

Check the fluid level in the sight gauge

Open the rear door and remove the rear grille.

Add fluid as needed to bring the level within the operating range in the sight gauge

Rear grille installed and rear door closed?

Sign off on the daily fluid check

Warning: Always clean up spilled fuel or oil. Keep heat, flames, sparks or lighted tobacco away from fuel and oil. Failure to use care around combustibles can cause explosion or fire.

Is the loader parked on a level surface?

Check the oil level on the dipstick

Is the oil level between the marks on the dipstick?

If the oil level is not between the marks, proceed to add engine oil.

Hydraulic Hoses and Tubelines - Check for damage and leaks

Parking Brake, Foot Pedals, Hand Controls and Steering Levers, or Joysticks - Check for correct operation

Track Drive Sprocket Nuts - Check for loose sprocket nuts and tighten to correct torque

Track Tension - Check tension and adjust as needed

Engine / Hydrostatic Drive Belt - Perform at first 50 hours, then as scheduled. Check for wear or damage

Engine Oil and Filter - Perform at first 50 hours, then as scheduled. Replace oil and filter

Sign off on the 50 Hourly Compact Track Loader Maintenance

WARNING: AVOID INJURY OR DEATH: Stop and cool the engine before adding fuel. NO SMOKING! Failure to obey warnings can cause an explosion or fire.

Use a clean, approved safety container to add fuel of the correct specification. Add fuel only in an area that has free movement of air and no open flames or sparks. NO SMOKING.

Fuel added using a clean, approved safety container?

Fuel cap installed and tightened?

WARNING: AVOID INJURY OR DEATH: Always clean up spilled fuel or oil. Keep heat, flames, sparks or lighted tobacco away from fuel and oil. Failure to use care around combustibles can cause explosion or fire.