Komatsu HM400-5, Руководство по эксплуатации и техническому обслуживанию

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DUST INDICATOR
This device indicates clogging of the air cleaner.
Depending on the degree of clogging of the element, red line
(1) appears in the transparent portion.
If red line (1) indicates 7.5 kPa(30 INCHES H
2
O)
{0.076 kg/cm
2
, 1.08 PSI}, clean the element immediately.
After cleaning, press the top part (2) of the indicator, and the
red line (1) returns to its original position.
ARTICULATION LOCK
k k
WARNING
If the machine is transported or lifted without applying the articulation lock, the machine may suddenly
bend.
This may cause serious personal injury or death in the surrounding area.
• When transporting or raising the machine, always apply the articulation lock.
• Apply the articulation lock if necessary when performing maintenance.
The articulation lock is a device to lock the front frame and rear
frame to prevent the machine from articulating.
LOCK position (L)
Always set the lock to this position before starting transporta-
tion or lifting operation. Set the lock to this position if necessary
when performing maintenance.
FREE position (F)
Always set the lock to this position when traveling.
BODY PIVOT PINS
k k
WARNING
When performing inspection of the machine with the dump body raised, always set the dump lever to
HOLD position, lock with the dump lever lock knob, then use the body pivot pin.
OPERATION EXPLANATION OF COMPONENTS
3-117