23.
MAINTENANCE SCHEDULE CHART SERVICE ITEM PAGE (EVERY 500 HOURS SERVICE) 3-64 Replace hydraulic tank breather element EVERY 1000 HOURS SERVICE Change oil in swing machinery case 3-65 Check oil level in damper case, add oil 3-66 Check all tightening parts of turbocharger 3-66 Check play of turbocharger rotor 3-66 Check and adjust valve clearance (1* 1000 hour only) 3-67 Check fan belt tensioner bearing, belt and fan hub 3-70 Check fan belt tension 3-74 EVERY 2000 HOURS SERVICE Check oil level in final drive case, add oil 3-72 Change oil in hydraulic tank, clean strainer 3-73 Clean, check turbocharger 3-78 Check alternator, starting motor | 3-78 Check vibration damper 3-78 Change antifreeze 3-78 EVERY 4000 HOURS SERVICE Check water pump 3-79 23.2 MAINTENANCE WHEN USING HYDRAULIC BREAKER For machines equipped with a hydraulic breaker, the hydraulic oil deteriorates faster than for normal bucket digging operations, so set the maintenance intervals as follows.
z000 e = Replacing hydraulic filter element On new machines, replace the element after the first 100 to 150 hours, ble on the right. ¢ — Changing oil in. hydraulic tank . e 1500 r . Replacement 3 Change the oil according to the table on the right. Replacing additional filter element for breaker Use a guideline of 250 hours for use of the breaker operating ratio for the breaker: 50% or more) and replace the element according 2 = 5 x ‘000 to the table on the right.
c 200 interval for hydraulic oil 0 (When not breaker) Hydraulic tank filter element 3-22 {20 40 60\ Operating of breaker % 80 breaker only) Additional filter element 100 (When using F19SE6 PC160/180/200-6k-ENG then carry out further replacement of the element according to the ta-