8.3 Periodic inspection and maintenance interval

Inspection / Location Replacement interval maintenance First 2nd replacement Regular Hydraulic oil Hydraulic tank - - Every 500h Return filter Hydraulic tank 25h 100h Every 200h

DATE HRS FILTER REPLACEMENT HYD. OIL CHANGE

B.MAINTENANCE RECORD SHEET (EXAMPLE)

C.PUMP DELIVERY CAPACITY (for reference)

29.6 liters/min. X 85% of rated speed = 25.2 liters/min (6.7 gal/min)

Note: see Section IX paragraph “E. CONNECTION TO HYDRAULIC CIRCUIT FOR ATTACHMENT” for the 85% of rated speed.

8.3 PERIODIC INSPECTION AND MAINTENANCE INTERVAL

A.REPLACEMENT INTERVAL

Contamination and deterioration of hydraulic oil will cause malfunctioning of the control valves, early wear and seizure of the hydraulic pump and consequential failure of the entire hydraulic circuit. Operation of breaker hasten deterioration of hydraulic oil comparing with normal operation using bucket. Replace filters and hydraulic oil, referring to the following table :

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Print No. 604.21.391.00 - 02 - 2005