Swinging - Komatsu PC15MRX-1 Operation And Maintenance Manual

MACHINE OPERATIONS AND CONTROLS

SWINGING

The rear of the machine extends outside the track
width. Check that the surrounding area is safe before
swinging be upper structure.
Check that swing lock monitor is not lighted up.
If the swing control lever is operated quickly, the
upper structure will move quickly; if it is operated
slowly, the upper structure will move slowly.
1. Operate left work equipment control lever (1) to swing the
upper structure.
2. When not using the swing, set left work equipment con-
trol lever (1) to the N position.
The swing holding brake will be applied.
REMARK
When using the swing on a slope, run the engine at low
idling and operate the swing lever extremely slowly.
Be particularly careful to avoid sudden movement when
the bucket is loaded.
When the bucket is loaded and the left work equipment
control lever is operated, the swing holding brake is
released, so the upper structure may swing momentarily,
but this is not an abnormality.
3-44
WARNING
OPERATION