Adjusting Operation - Komatsu 4D98 Series Shop Manual

3. lnsipection and Adiustement
3.11 Adjusting Operation
Perform adjusting operation as follows after the maintenance job:
(1)
(2)
(3)
(4)
(5)
Supply the fuel oil, lubricating oil and cooling water.
Note: Check the levels of the lubricating oil and cooling water again after test running
(for about 5 minutes) and add as required.
Start the engine, and carry out idling at a low revolution (700 to 900 rpm) for a few minutes.
Run in the engine for about five minutes at the rated revolution (no-load). Check any water,
fuel or oil leak and existence of abnormal vibration or noise. Also check the oil pressure,
cooling water temperature and exhaust gas color.
Adjust the no-load minimum and maximum revolutions according to the specifications.
Perform loaded operation as required.
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