Komatsu Bulldozer D65P-12

Replace Fuel hose (fuel tank - injection pump)

Replace Fuel hose (injection pump - fuel filter)

Replace Feul retum hose (injection pump - fuel tank)

Replace Fuel return hose (injection nozzle - fuel tank)

Replace Hose (power train strainer - power train pump)

Replace Hose (power train pump - power train filter)

Replace Hose (power train filter - transmission)

Replace Hose (transmission case - steering relief valve)

Replace Hose (power train lubrication pump - steering case)

CHANGE OIL IN HYDRAULIC TANK, REPLACE OIL FILTER ELEMENT

The parts and oil are at high temperature immediately after the engine is stopped, and may cause burns. Wait for the temperature to go down before starting the work.

When removing the oil filler cap, turn it slowly to release the internal pressure, then remove it.

Refill capacity: 55 liters (14.53 US gal)

1. Lower the blade to the ground securely, stop the engine and slowly turn the cap of oil filler (F) to release the internal pressure. Then, remove the cap.

2. Remove the cover (1) at the bottom of the hydraulic tank.

3. Loosen drain valve (2), drain the oil, tighten drain valve (2) again, then install cover (1). When loosening drain valve (2), be careful not to get oil on yourself.

4. To drain the oil in hydraulic oil filter case (7), release the grommet under the fender and remove drain plug (3). Be careful to avoid getting oil on yourself when remove drain plug (3).

Warning: Carry out this procedure before operating the machine.

Prepare a container to catch the fuel that is drained.

Open drain valve (1) at the bottom inside the inspection cover on the left side at the rear of the machine and drain the water and sediment accumulated at the bottom together with fuel.

Warning: When doing this, be careful not to get fuel on yourself.

When clear fuel comes out, close drain valve (1).

Grease Equalizer Bar Center Pin

Check Oil Level in Final Drive Case, Add Oil

Check Oil Level in Hydraulic Tank, Add Oil

Check Level of Battery Electrolyte

WARNING: The oil is at high temperature immediately after the machine has been operated. Wait for the oil to cool down before starting the operation. The undercover is heavy. Never try to open or close the cover when directly beneath it. When removing bolts(2), carry out the work from the rear of the cover so that you can easily get out of the way.

CHANGE OIL IN POWER TRAIN CASE, CLEAN STRAINERS (POWER TRAIN PUMP STRAINER, SCAVENGING PUMP STRAINER)

Loosen drain plug (P) (with a slit), drain the oil, then tighten drain plug (P) again. Do not remove drain plug (P).

Remove the undercover from the rear bottom of the machine body as follows. 1) Remove two bolts (1) from the front side of the machine body. 2) Holding the cover, remove two bolts (2) from the rear side of the machine body. 3) Lower and open the cover gradually.

Loosen mounting bolt (3) of the power train strainer, then remove cover (4).

Take out spring (5), then take out strainer (6).

Remove all dirt from strainer (6), then wash in clean diesel oil or flushing oil. Clean the case interior and the removed parts.

Loosen mounting bolt (7) of the scavenging pump strainer, then remove cover (8).

Take out spring (9), then take out strainer (10).