. MAINTENANCE MAINTENANCE PROCEDURE EVERY 5000 HOURS MAINTENANCE CHANGE OIL IN HYDRAULIC TANK WARNING may cause burns. Wait for the with a faster than during normal bucket see (PAGE 4-16)" when carrying out maintenance. 4. Remove the cap of oil filler (F) at the top of the hydraulic tank. 4 - 72 Maintenance for ever y 100, 250 , 500 and 1000 hours servic e should be carried out T immediately temperature to go do wn before s tarting the work. When remov ing the o il filler cap, turn it slow ly to r elease the internal pressure, then remov NOTICE I f t he is equipp operations. Fo ydraulic br eaker , the h ydraulic oil will deteriorate much INTENANCE Refill capac ity: 126 liters (33.
29 US gal) h). Prepare a h andle (f or the soc ket wrenc 1. t 2. 3. 1. Swing the upper s tructure so that drain plug at the lower p art of he suctio n tube c omes to th e middle o f the left o r right t rack . 2. Retract th e arm an d bucket c ylinders, t hen l ower t he boo m and put the te eth in co ntact with the groun d. n and stop the engine. 3. Set the lo ck lever to the LO CK positio n and stop the engine