Komatsu HB365LC-3 Operation & Maintenance Manual page 363

MAINTENANCE
Replace hydraulic filter element
On a new machine, replace the element after the first 100 to
150 hours, then perform further replacement of the element ac-
cording to the table.
Change of oil in hydraulic tank
Change the oil according to the table.
Replace additional filter element for breaker (if equip-
ped)
Use a guideline of 250 hours for use of the breaker (operating
ratio of the breaker: 50% or more), and replace the element ac-
cording to the table.
Replace pilot filter element (if equipped)
Use a guideline of 250 hours for use of the breaker (operating
ratio of the breaker: 50% or more), and replace the element ac-
cording to the table.
X: Breaker operating ratio (%)
Y: Replacement interval (H)
(A):Hydraulic tank element, pilot filter element
(B):Hydraulic oil
(C):Element of additional filter
For detail, see "METHOD FOR REPLACING ADDITIONAL FILTER ELEMENT FOR BREAKER (6-26)" and
"METHOD FOR REPLACING ADDITIONAL PILOT FILTER ELEMENT FOR BREAKER (6-27)".
REMARK
Breaker operating ratio 100% means that only the breaker is used
Breaker operating ratio 0% means that the breaker is not used
Lubrication
When the hydraulic breaker is equipped, lubricate the machine on 100-hour intervals. For detail, see "METHOD
FOR LUBRICATING (4-51)".
MAINTENANCE SCHEDULE TABLE
4-15