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OPERATION
1) The buzzer sounds for approx. 2 seconds, then the moni-
tor or meter lights up for approx. 2 seconds.
q
Radiator coolant level monitor (4)
q
Charge level monitor (5)
q
Engine oil pressure monitor (6)
q
Engine oil level monitor (7)
q
Air cleaner clogging monitor (8)
q
Engine coolant temperature gauge (9)
q
Engine coolant temperature monitor (10)
q
Fuel gauge (11)
q
Fuel level monitor (12)
If any monitor does not light up or the buzzer does not
sound, there is probably a failure in the monitor, so please
contact your Komatsu distributor for repairs.
2) After approx. 2 seconds, the screen will change to the
working mode/travel speed display monitor. Next, it will
switch to the standard screen.
q
Engine coolant temperature gauge (9)
q
Engine coolant temperature monitor (10)
q
Fuel gauge (11)
q
Fuel level monitor (12)
q
Hydraulic oil temperature gauge (13)
q
Hydraulic oil temperature monitor (14)
3) If the hydraulic oil temperature gauge goes out and cau-
tion lamp (15) stays lighted up red, perform inspection imme-
diately for the item which is lighted up red.
4) If the maintenance interval has passed, maintenance
interval monitor (16) lights up for 30 seconds. Press mainte-
nance switch F5 (17), check the item, and carry out mainte-
nance immediately.
For details of the method of checking the maintenance inter-
val, see "Maintenance Selector Switch (3-39)" in the expla-
nation for each component.
MACHINE OPERATIONS AND CONTROLS
3-127
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