MAINTENANCE 4.14 EVERY 3000 OPERATING HOURS HOWEVER AT LEAST ONCE A YEAR TRAVEL GEARS - CHANGE OIL Illustration Z 20316 1. Move the Excavator so, that the drain plug (4) is in the lowest and filler plug (3) is in the uppermost position. The oil level plug (2) is then automatically positioned in line with oil level marking (1). NOTICE A second oil level plug (2) is located at the same height on the opposite side of the planetary gear housing. 2. Place suitable receptacles below drain plugs (4, 7 and 10). 3. Remove filler, level and drain plugs (2 - 10) and drain the oil completely into the receptacles. 4.
After the oil is completely drained, flush all three gear boxes with the regular gear oil. 5. Install drain plugs (4, 7 and 10). 6. Fill planetary gear box with specified gear oil through filler opening (3) up to level opening (2). Install plugs (2 and 3). 7. Fill support bearing box with specified gear oil through filler opening (6) up to level opening (5). Install plugs (5 and 6). 8. Fill spur gear box specified gear oil through filler opening (9), see view "C" up to level opening (8), see view "B". Install plugs (8 and 9). 9. remove breather filter (11) and blow out with compressed air from inside to outside. Install breather filter (11). 459