Takeuchi TB290 User Manual

8-7
OPTIONS
•Donotdropthebreakeritselfontheobject
to be broken in order to break it.
•Donotmoveobjectstobebrokenorrocks
with the breaker itself.
•Slewthemachineoccasionallytocoolthe
engine.
•Ifahydraulichoseisvibratingabnormally,
nitrogen gas may be leaking from the
accumulator. Ask for an inspection early.
HYDRAULIC BREAKER
REPLACING THE HYDRAULIC OIL
REGULARLY
When a hydraulic breaker is used, the oil
deteriorates more quickly than that used for
a usual operation. Be sure to replace the
hydraulic oil and the return filter elements.
•Failuretoreplacetheseintimecanleadto
damage to the machine and the breaker
hydraulic system. To improve the service
life of the hydraulic systems, be sure to
replace the hydraulic oil and return filter
element after the number of hours shown
on the diagram below.
•Whenreplacingthehydraulicoil,cleanthe
suction strainer.
Replacement interval (hours)
Item Hydraulic oil Filter element
1st time — 25
2nd time — 100
Periodically 1200 (600) 200
When the breaker operating ratio is 100%.
( ): When using conventional antiwear
hydraulic oil.

Takeuchi TB290 Specifications

General

Brand	Takeuchi
Model	TB290
Category	Excavators
Language	English