SECTION VIII - OPTIONAL EQUIPMENT
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 :
Inspection /
Location
maintenance
Replacement interval First
2nd replacement
Regular
Hydraulic oil
Hydraulic tank
-
-
Every 500h
Return filter
Hydraulic tank
25h
100h
Every 200h
B. MAINTENANCE RECORD SHEET (EXAMPLE)
DATE
HRS
FILTER REPLACEMENT
HYD. OIL CHANGE
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.
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