13-1
COUNTERWEIGHT REMOVAL
IMPORTANT: This machine is equipped with 2 shutoff
valves for the counterweight removal/
install system. Refer to the shutoff valve
orientation table for proper shutoff valve
settings.
Shutoff Valve Orientation Table
NORMAL
WORKING
COUNTERWEIGHT
OPERATION
COUNTERWEIGHT
REMOVED
VALVE 1
(To Hyd Cyl Head)
OPEN
OPEN
CLOSE
VALVE 2 (To Tank)
OPEN
CLOSE
OPEN
f
NOTE: Counterweight removal procedure must be
performed with machine located on a level surface.
1. Park the machine on a level surface with the
upperstructure rotated 90°.
2. Lower the bucket to the ground.
3. Turn the auto-idle switch off.
IMPORTANT: The turbocharger may be damaged if the
engine is not properly shut down.
4. Run the engine at slow idle speed without load for five
minutes.
IMPORTANT: Do not attempt to remove or install
counterweight with the side flame
(track gauge) in the narrow (transport)
position. Before removing or installing the
counterweight, the side flame (track gauge)
must be widened to the work position. To
change the side flame (track gauge), see
procedure in this section.
5. Stop the engine.
6. Pull the pilot control shut-off lever to the LOCK position.
d
CAUTION: Avoid personal injury from unexpected
counterweight movement. DO NOT go directly
under machine counterweight. To remove or install
counterweight hardware, go under machine entering
from the area on either SIDE of the counterweight.
Clear everyone from the area before removing or
installing the counterweight.
Counterweight Weights
ZX450LC
-3
: 8230 kg (18100 lb)
ZX650LC
-3
: 10100 kg (22300 lb)
ZX850LC
-3
: 12500 kg (27600 lb)
7. Remove bolts (1) to remove counterweight top cover
plate (2).
8. Open the engine hood.
9. Remove machine mainframe bottom access covers (3)
and (5).
10. Remove lift cylinder guard (4).
(Except ZX850LC
-3
)
OPTIONAL ATTACHMENTS AND DEVICES
M116-06-019
M1J3-NACW1-001
ZX450LC
-3
M1J3-NACW1-002
ZX650LC
-3
, 850LC
-3
1
2
1
2
M116-06-020
ZX450LC
-3
, 650LC
-3
M1J3-NACW1-003
ZX850LC
-3
5
4
3
5
3
M1J3-13-003
4
Содержание ZAXIS 450LC-3
Страница 1: ...Serial No 020001 and up Hydraulic Excavator PART NO EM1J3 NA1 2 450LC 3 650LC 3 850LC 3 ...
Страница 2: ... ...
Страница 4: ......
Страница 45: ...SAFETY SIGNS S 33 SS 862 SS 863 SS 859 1 2 3 ...
Страница 46: ...SAFETY SIGNS S 34 SS3106039 SS3092349 SS 408 4 5 6 ...
Страница 48: ...SAFETY SIGNS S 36 SS 024 SS 710 SS3089713 10 11 12 ...
Страница 136: ...OPERATOR S STATION 1 88 MEMO ...
Страница 138: ...BREAK IN 2 MEMO ...
Страница 150: ...OPERATING THE ENGINE 3 12 MEMO ...
Страница 270: ...TRANSPORTING 6 78 MEMO ...
Страница 406: ...MAINTENANCE 7 136 M1J1 07 083 33 Retighten air compressor mounting bolts ...
Страница 408: ...MAINTENANCE 7 138 MEMO ...
Страница 410: ...MAINTENANCE UNDER SPECIAL ENVIRONMENTAL CONDITIONS 9 MEMO ...
Страница 438: ...SPECIFICATIONS 12 14 MEMO ...
Страница 470: ...OPTIONAL ATTACHMENTS AND DEVICES 13 32 MEMO ...
Страница 474: ...INDEX 14 MEMO ...
Страница 476: ...URL http www hitachi c m com This book is printed on recycled paper PRINTED IN JAPAN E 2011 12 ...