Komatsu D375A-8, Руководство по эксплуатации и техническому обслуживанию

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2.
When the engine is started and warm-up operation is fin-
ished, set the fuel control dial (3) to Low idle (MIN) posi-
tion.
3.
Set the work equipment lock lever (1) to FREE position (F)
and raise the blade and ripper by operating the blade con-
trol lever (6) and ripper control lever (7).
Keep the work equipment lock lever (1) in FREE position
(F).
4.
Set the parking brake lever (2) to FREE position (F).
5.
Depress the brake pedal (5) and set the joystick (steering,
directional and gear shift lever) (4) to FORWARD position.
6.
Press the upshift button to set the transmission into the
2nd speed.
7.
Operate the fuel control dial (3) and increase the engine
speed gradually to high idle.
Keep the brake pedal (5) depressed.
Check that the machine does not move off. This indicates that the brake performance is normal.
EVERY 500 HOURS MAINTENANCE
Maintenance for every 250 hours service should be performed out at the same time.
METHOD FOR CHANGING OIL IN ENGINE OIL PAN, REPLACING ENGINE OIL
FILTER CARTRIDGE
k k
WARNING
Immediately after the engine is stopped, its parts and oil are still very hot, and may cause burn injury.
Accordingly, wait until they have cooled down before starting the work.
• Refill capacity: 80 ℓ
• Prepare a socket wrench and a filter wrench.
If the operating hours do not reach 500 hours in 12 months, replace the engine oil and filter cartridge every 12
months.
If the operating hours reach 500 hours within 12 months, replace it every 500 hours.
1.
Remove the cover under the machine and put a container
under the drain plug to catch the drained oil.
2.
Remove the drain plug (1) and loosen the drain valve (2)
slowly so that you will not get oil on yourself to drain the
oil.
Take care not to deform the stopper pin in the drain valve
(2) by loosening the valve too much.
Tightening torque of drain plug (1): 68.6±9.8 Nm
{7±1 kgm}
Tightening torque of drain valve (2): 63.7±14.7 Nm
{6.5±1.5 kgm}
3.
Check the drained oil. If it contains much metallic powder or foreign material, contact your Komatsu distrib-
utor.
MAINTENANCE MAINTENANCE PROCEDURE
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