MAINTENANCE
7-84
17
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 us-
ing a torque wrench.
ZX120-3 Class
No.
Descriptions
Bolt Dia
Q’ty
Wrench
Size
Torque
mm
mm
N•m
(kgf•m)
1
Engine cushion rubber mounting bolt and nut
16
4
24
240
(24)
2
Engine bracket mounting bolt (Pump side)
12
8
19
110
(11)
3
Hydraulic oil tank mounting bolt
16
4
24
270
(27)
4
Fuel tank mounting bolt
16
4
24
270
(27)
5
Radiator mounting bolt (Upper side)
10
4
17
50
(5)
Radiator mounting bolt (Lower side)
12
3
19
90
(9)
6
Pump transmission mounting bolt
10
8
17
65
(6.5)
7
Control valve mounting bolt
14
4
22
140
(14)
Control valve bracket mounting bolt
16
4
24
270
(27)
8
Swing device mounting bolt
20
10
30
510
(51)
9
Swing motor mounting bolt
10
7
8
65
(6.5)
10
ORS fittings for hydraulic hoses and piping
17
25
(2.5)
19
30
(3)
22
40
(4)
27
95
(9.5)
32
140
(14)
36
180
(18)
41
210
(21)
11
Hycolin tube mounting nut
–
–
17
35
(3.5)
12
Battery mounting nut
10
4
17
50
(5)
13
Cab mounting nut
16
4
24
210
(21)
Cab mounting anchor bolt
20
1
30
550
(55)
Cab cushion rubber mounting bolt
12
8
19
110
(11)
14
Cover mounting bolt
6
10
10
(1)
10
–
17
50
(5)
12
19
90
(9)
15
Flexible master coupling of piping
1/4-28UNF
–
11
6
(0.6)
T-bolt clamp of high pressure piping
–
8
10
6
(0.6)
16
Swing bearing mounting bolt to (Upperstructure)
18
30
27
400
(40)
(Undercarriage)
16
36
24
270
(27)
17
Travel device mounting bolt
ZX110-3, 130-3
16
28
24
320
(32)
ZX110M-3, 130LCN-3
16
32
24
320
(32)
Travel reduction device cover
mounting bolt
ZX110-3, 130-3
14
8
22
180
(18)
ZX110M-3, 130LCN-3
14
12
22
180
(18)
Sprocket mounting bolt
ZX110-3, 130-3
16
32
24
270
(27)
ZX110M-3, 130LCN-3
20
32
30
470
(47)
18
Upper roller mounting bolt
ZX110-3, 130-3
12
8
19
100
(10)
ZX110M-3, 130LCN-3
16
16
24
270
(27)
19
Lower roller mounting bolt
ZX110-3
16
48
24
310
(31)
ZX130-3, 130LCN-3
16
56
24
310
(31)
ZX110M-3
18
48
27
460
(46)
20
Track shoe mounting bolt
ZX110-3
16
328
24
420
(42)
ZX130-3, 130LCN-3
16
352
24
420
(42)
ZX110M-3
20
336
27
820
(82)
21
Track guard mounting bolt
ZX110M-3
18
8
27
510
(51)
Содержание ZAXIS 120-3 class
Страница 1: ......
Страница 3: ......
Страница 5: ......
Страница 49: ...SAFETY SIGNS Europe Asia Middle and Near East Model Only S 38 MEMO ...
Страница 131: ...BREAK IN 2 MEMO ...
Страница 191: ...TRANSPORTING 6 MEMO ...
Страница 290: ...HYDRAULIC CIRCUIT AND ELECTRICAL CIRCUIT 8 HYDRAULIC CIRCUIT M1V1 08 001 ...
Страница 292: ...8 ELECTRICAL DIAGRAM ...
Страница 293: ...HYDRAULIC CIRCUIT AND ELECTRICAL CIRCUIT 8 MEMO ...
Страница 295: ...MAINTENANCE UNDER SPECIAL ENVIRONMENTAL CONDITIONS 9 MEMO ...
Страница 351: ...SPECIFICATIONS 12 42 MEMO ...
Страница 455: ...OPTIONAL ATTACHMENTS AND DEVICES 13 104 MEMO ...
Страница 460: ...INDEX 14 Working Ranges ZX280LC 3 280LCN 3 2 piece Boom 13 41 Working Ranges ZX350LC 3 350LCN 3 2 piece Boom 13 44 ...
Страница 461: ...INDEX 14 MEMO ...