To provide an indication device for a working machine capable of confirming a maintenance period of a required component within a short time.
A memory section 3a includes all component memory section 3a1 memorized in connection with all components required for the maintenance period, a selective component memory section 3a2 selectively memorizing only specified components among the all components required for maintenance in connection with the maintenance period and a group selective component memory section 3a3 selectively memorizing only a plurality of specified components related to a specific function among all components required for maintenance in connection with the maintenance period, the selective component memory section 3a2 or a selective component memorized to the group selective component memory section 3a3 or an indication processing section 3d processing by only indicating the group selective component to an indication section 1 is included.
ADACHI HIROYUKI
KOWATARI YOICHI
SHIBAMORI KAZUHIRO
Ichiro Suzuki
Hirohiro Ichimura
Kazunori Satake
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