Extending The Side Frame - Hitachi ZAXIS 450LC-3 Operator's Manual

EXTENDING THE SIDE FRAME

Required Tools
• Slinging Rope (20 mm dia.×8 m, 6×37 Ordinary Z lay Class
A, Applicable Max. Load: 3 tons) .....................................6 Used
* Before slinging, make sure no broken wire strands
and/or kinks exist.
• Lever Block (JIS B8819 equivalent to L3.2T) ................2 Used
* Check that there is no damage on the lever block.
• Power Boost Wrench (including accessories), width across
flats of the torque wrench: 50 mm, 55 mm
• Air Compressor (slide surface cleaning)
• Soft Protectors
d
WARNING:
• Group work is required. Before starting work,
coordinate work procedures with co-workers.
• Damage to the lever block and/or wire rope
may result along with severe personal injury.
When extending side fame (3) using the front
attachment, do not allow any personnel to enter
the vicinity of the machine.
d
WARNING: Do not loosen side frame guide bolts (9).
IMPORTANT: When the machine is shipped from the
factory, all side frame tightening bolts are
not installed. Therefore, unbolted screw
holes on side frame (3) are coated with rust-
inhibitor so that they may be clogged with
dust or soil. Before installing the tightening
bolts, clean the thread surface thoroughly.
If the bolts are difficult to tighten, tap the
screw holes again.
Tap: M33, Pitch: 3 mm (ZX450LC
Tap: M36, Pitch: 3 mm (ZX650LC
IMPORTANT: Before working, completely clean side
frame (3) slide surfaces using compressed
air. If mud and/or gravel is stuck on the
contact areas of track frame (2) and side
frame (3), the work may be interrupted and
loose mounting bolts (1) may result.
1. Remove side frame mounting bolts (1) (6 used, 3 bolts
in two places : ZX450LC
ZX650LC , 850LC
-3
2. Rotate the upper structure to the side of the extending
side frame until the front attachment faces side frame (3)
perpendicularly.
3. Set the arm and boom angle between 90° to 110°. Then,
lower the bucket bottom to the ground.
8 used, 4 bolts in two places :
-3,
) from extending side frame (3).
-3
TRANSPORTING
)
-3
, 850LC )
-3 -3
6-49
1
3
1
9
ZX450LC
-3
1
3
1
9
ZX650LC , 850LC
-3 -3
90 to 110°
2
M111-06-011
2
M162-06-001
M166-01-233