71
OPERATION
Machine Operation
Inspection After Warm-up
After warming up the engine and hydraulic
oil, perform the checks and inspections
described below, and repair if there is a
problem.
1. Check that the warning lamps and meters
are as follows:
¡ Are all the warning lamps off?
¡ Is the water temperature gauge’s
needle within the green range?
2. Check that there are no irregularities in
the exhaust color, sound and vibrations.
3. Raise the safety lock lever to engage the
lock and check that the boom swing pedal,
operating and travel levers are locked.
E4D011
L3B030
5. Travel slowly forward and backward
several times.
Warming Up in Cold Weather
1. Perform the normal warm-up procedure.
2. Set the bucket cylinder at the stroke end
and keep it there.
Do not do this for more than 30 seconds.
3. Repeat step 2 until the bucket operating
speed is normal.