24. SERVICE PROCEDURE 24.7 EVERY 1000 HOURS SERVICE Maintenance for every 50, 100, 250 and 500 hours should be carried out at the same time. 24.7.1 CHANGE OIL IN SWING MACHINERY CASE Container to catch drained oil: Min. 21.5 l capacity. Refill capacity: 21.5 l (5.7 US gal, 4.7 UK gal). 1. Set an oil container under drain plug P under the machine body. 2. Loosen drain valve P under the body, drain the oil, then tighten the drain valve again. 3. Remove dipstick G and bleeding plug a . Add the specified amount of engine oil through gauge hole F . For details of the oil to use, see 20. “USE OF FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE”, page 3- 12. 4.
After refilling, install bleeding plug a . 5. Wipe off oil on the dipstick with a cloth. 6. Insert dipstick G into the gauge pipe thoroughly and then pull it out again. 7. When the oil level is between the H and L marks, on dipstick G , it is normal. If the oil does not reach the L mark, add more oil through oil filler F . 8. If the oil level exceeds the H mark, drain the excess engine oil from drain plug P , and check the oil level again. PC450-ENG 3-65 WARNING The oil is at high temperature immediately after the machine has been operated. Wait for the oil to cool down before carry- ing out maintenance. WARNING