MAINTENANCE
7-111
Check Tightening Torque of Bolts and Nuts
--- every 250 hours (first time after 50 hours)
Check tightness after the first 50 hours then every 250 hours.
Tighten to torque shown if any are loose. Bolts and nuts should
be replaced with those of the same or higher grade.
For tightening nuts and bolts other than specified in the table
below, refer to the Tightening Torque Chart at the end of this
section.
IMPORTANT: Check and tighten bolts and nuts using a
torque wrench.
ZX650LC
-3
16
No
Descriptions
Bolt Dia Q’ty Wrench
Size (mm) LOCTITE
Torque
mm
N•m
(kgf•m)
(lbf•ft)
1 Engine cushion rubber
mounting bolt
Fan side
27
2
41
*
1050
(105)
(770)
Pump side
33
2
50
1950
(195)
(1450)
2 Engine bracket mounting bolt
Fan side
14
8
22
*
210
(21)
(155)
Pump side
20
12
30
*
400
(40)
(295)
3 Radiator mounting bolt
24
4
36
950
(95)
(700)
4 Oil cooler mounting bolt
5 Hydraulic oil tank mounting bolt
18
8
27
*
400
(40)
(295)
6 Fuel tank mounting bolt
18
8
27
*
300
(30)
(220)
7 ORS fittings for hydraulic hoses and piping
1– 3/16 –12UNF
1– 7/16 –12UNF
36
41
180
210
(18)
(21)
(135)
(155)
8 Pump transmission mounting bolt
12
14
19
*
110
(11)
(80)
9 Pump device mounting bolt
20
8
H
17
400
(40)
(295)
10 Fan pump mounting bolt
16
4
H
14
210
(21)
(155)
11 Fan motor mounting bolt
12
4
19
110
(11)
(80)
12 Control valve mounting bolt
20
4
30
*
400
(40)
(295)
13 Control valve bracket mounting bolt
20
8
30
*
400
(40)
(295)
14 Swing device mounting bolt
22
26
32
750
(75)
(550)
Ring gear housing mounting bolt
18
28
H
14
300
(30)
(220)
15 Swing motor mounting bolt
12
16
H
10
90
(9)
(65)
16 Battery mounting nut
12
2
19
35
(3.5)
(26)
17 Cab mounting nut
16
6
24
210
(21)
(155)
18 Cab anchor mounting bolt
19 Swing bearing mounting bolt to upper structure
Swing bearing mounting bolt to undercarriage
30
30
40
40
46
46
1950
1750
(195)
(175)
(1440)
(1290)
20
Travel device mounting bolt
Travel motor mounting bolt
Sprocket mounting bolt
27
18
27
48
8
48
41
27
41
1400
300
1400
(140)
(30)
(140)
(1035)
(220)
(1035)
21 Upper roller mounting bolt
20
24
30
550
(55)
(405)
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 ...