Komatsu H70051 Series Operation & Maintenance Manual page 188

EXPLANATION OF COMPONENTS OPERATION
HANDLING FRONT WIPER
Preventing the damage to the wiper arm bracket
NOTICE
When tilting wiper arm (1) forward, make sure that wiper
blade (2) moves freely.
When tilting wiper arm (1) forward for cleaning cab glass, etc.,
make sure that wiper blade (2) is not locked in the arm (the bot-
tom of the blade is not caught in the arm). If locked, an abnor-
mal external force may apply to the bracket when you tilt the
wiper arm forward, and the bracket may be damaged.
AUTO-GREASING
NOTICE
The auto-greasing system is used only for all connected lubrication points. The other lubrication points
have to be greased manually.
Changing the lubrication interval times
The auto-greasing system is adjusted for the normal use.
The settings when shipping from the factory are as follows.
Lubrication interval: Every 1 hour
Lubrication time: 9 minutes
When changing the settings of the lubrication cycle for the heavy-duty operations, consult your Komatsu distrib-
utor.
Method for operating the auto-greasing system
The pump with grease tank is located at the position as shown
in the figure.
For details, see "CHECKING AUTO-GREASING AND OPERA-
TION METHOD FOR FILLING GREASE (4-44)".
Turn the starting switch to ON position (B).
The power supply to the grease pump is turned on.
The auto-greasing pilot lamp is lit for 2 seconds.
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