Komatsu PC2000-8 BACKHOE, Operation & Maintenance Manual

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OPERATION
MACHINE OPERATIONS AND CONTROLS
3-187
1/2 and 2/2 monitor screens can be switched by pressing func-
tion switch F1.
3) If the hydraulic oil gauge goes out but caution lamp (23)
stays lighted up red, carry out inspection immediately of
the red lighted item.
4) If the maintenance time has passed for any item, mainte-
nance time monitor (24) lights up for 30 seconds. Press
maintenance switch F5 (25) to check that item, and carry
out maintenance immediately.
For details of the method of checking the maintenance
interval, see “Maintenance Selector Switch (3-45)“ in the
explanation for each component.
5) Check that engine emergency stop lamp (26) is out. If it is
lighted up, the monitor goes out, and even if the starting
switch is turned to the START position, the engine will not
start. In this case, turn the starting switch OFF, then carry
out the action in Step 6). After carrying out the action,
check that engine emergency stop lamp (26) has gone
out and that the monitor is lighted up normally.
6) If either of the following 5 engine emergency stop
switches is ON (emergency stop) position, the lamp at the
side of the engine emergency stop switch that is ON
(emergency stop) will light up green. Turn the emergency
stop switch to the right and turn it OFF (normal circum-
stances) position. The green lamp will go out.