ASSEMBLING
6-33
INSTALLING BOOM
d
WARNING: Never allow anyone to enter into the area
under a lifted boom (2).
1. Pull out boom foot pins (1) until the end of the pin is
flush with the inside end of the right side bracket.
2. Apply a film of grease to pins (1).
3. Lift up boom (2) with a crane.
f
NOTE: Connect a chain block to one side wire rope (3) to
adjust wire rope (3) length to position boom (2)
easily.
4. Make a mark appointing the outer fringe of the boom
foot boss on the inside surface of the boom mounting
bracket of the mainframe, so that boom (2) can be easily
installed on the mainframe.
d
WARNING:
•
When aligning the center of the pin and pin hole,
never put fingers into the pin hole.
•
When using a hammer, wear safety equipment
such as safety glasses or a hard hat to protect
against injury from flying pieces of metal.
•
When inserting the pin, never enter into the area
under the boom.
5. Align the boom bottom hole with the boss hole on the
frame. Measure clearance “a.” If clearance “a” is 1 mm or
more, remove the shim on the pin and install it on the
cab side, as illustrated
6. Push boom foot pins (1) in. (Refrain from driving the
pin in with a hammer if possible. The pin can be easily
inserted by hand if alignment, of the pin and pin hole, is
correct.)
7. Secure boom foot pins (1) with plate (5) and bolts (6).
Bolt tightening torque: 400 N•m (40 kgf•m, 290 lbf•ft)
8. Lower the boom tip to the ground.
M116-07-113
M116-07-030
M1J1-06-018
M116-07-121
Bracket
1
3
2
4
Pin
Cab Side
Clearance (a)
Shim
Boss of Boom Foot
Boss of
Frame Side
5
6
Mark
M1J7-06-017
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 ...