Komatsu PC290LC-11 Operation & Maintenance Manual page 466

ATTACHMENTS AND OPTIONS
Horizontal indexing plate B is welded to the bucket pin hole
portion, so when digging, operate so that the plate is horizontal
during the digging operation.
Ditch slope face angle 45 °.
Use the bucket only or install the angle plate using the ditch slope angle holes, and use the method above for
digging.
Item
Digging width (upper face)
(G)
Digging depth (H)
Digging width (bottom
face) (I)
Ditch slope face angle 40 ° and 38 °
Install the angle plate using the respective ditch slope angle holes, and use the method above for digging.
Even when the angle plate is fitted, keep the line on the bucket side plate perpendicular to the ground face dur-
ing the digging operation.
Item
Digging width (upper face)
(G)
Digging depth (H)
Digging width (bottom
face) (I)
6-40
Ditch slope face angle (F)
45 °
3165 mm
1385 mm
400 mm
Ditch slope face angle (F)
40 ° 38 °
3280 mm 3310 mm
1230 mm 1165 mm
350 mm 330 mm
ATTACHMENTS AND OPTIONS