Komatsu Komatsu Bulldozer D38E-1 D38E-1

24.1 .I BLADE CUTTING EDGE HARDWARE

Check the torque of the blade cutting edge hardware.

Enter the torque of the blade cutting edge hardware in Narn

Check the torque of the track shoe bolt.

Enter the torque of the track shoe bolt in Nom

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All hose clamps checked except those on the air intake system

Enter the torque of the hose clamps

24.7.2 CHECK ROPS MOUNTING BOLT NUT TORQUE

Enter the torque of the ROPS mounting bolt nuts

24.7.3 CHECK TRACK SHOE BOLT TORQUE

Bolts used for attaching the shoes to the tracks are heat treated alloy bolts

Enter the torque of the track shoe bolt

24.8.1 SERVICING THE DRIVE TRAIN SUCTION STRAINER

1. Remove the operators compartment floor board to locate the strainer.

2. Remove the four bolts (2) and separate the housing (6) from the base (1). Remove the element (4) with o-ring (5).

3. Wash the element and housing in a commercial solvent and dry thoroughly. Replace o-rings (3 and 5). Remove all dirt from the inside of the base using a cloth dampened with solvent.

4. Check that the new o-ring (5) is in place in the groove in the element (4). Slip the non o-ring end of the element into the housing. Secure the housing to the base (1) with the hardware previously removed.

5. Start the engine and let it idle for approximately five minutes. During this time, check the strainer for leaks. Correct all leaks no matter how minor. Then check the level in the drive train system. Reinstall the operators compartment floor board.

For details of the fluid to use, see 20. USE OF FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE.

24.8.2 CHANGING DRIVE TRAIN SYSTEM OIL

1. Remove the drain plug immediately after operation while the lubricant is still warm. Drain into a suitable container.

24.6.1 REPLACE ENGINE OIL FILTER

The lubricating oil filter is a spin-on type. This filter cannot be cleaned and should not be disturbed except when it is necessary to replace it.

Use only recommended filters available from your Komatsu distributor.

1. After reaching operating temperature, stop the engine and drain the crankcase oil. Refer to 24.6.2 CHANGING CRANKCASE OIL.

2. Clean the outside of the filter. Remove the spin-on type filter by turning it counterclockwise. Discard the old filter in a suitable, covered refuse container.

3. Fill the new filter element with clean engine oil and apply a little clean engine oil to the seal.

4. Thread the filter on by hand (do not spin) by turning it clockwise until the seal just makes contact the filter header. Give the element an additional 1/4 to 1/2 turn. Change the crankcase oil per step 24.6.2 following.

Replacing Drive Train Pressure Filter

Servicing the Drive Train Suction Strainer

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