MAINTENANCE
7-103
Tightening and Retightening Torque of Nuts and
Bolts
--- every 250 hours (50 hours at first time only)
Tighten or retighten nuts and bolts used on this machine in
accordance with the torque values shown in the following
table. Check nuts and bolts for looseness and missing daily
before and after operation. If any loose or missing nuts and/or
bolts are found , retighten or supply replacement parts. Check
tightness after the first 50 hours then every 250 hours. The
nuts and bolts other than those shown in the table below shall
be tightened in accordance with the torque values shown in
the table on page 7-104.
No.
Locations
Bolt Dia
Q'ty
Wrench
Size
Torque
N·m
(kgf·m)
(lbf·ft)
1 Front axle mounting bolt
20
8
30
509
(51)
(380)
2 Rear axle support mounting bolt
Front
20
4
30
509
(51)
(380)
Rear
20
4
30
509
(51)
(380)
3 Wheel rim mounting bolt
24
48
36
890
(89)
(660)
4 Propeller shaft mounting bolt
10
20
14
65
(6.5)
(48)
5 Propeller shaft support bearing mounting bolt
16
2
24
210
(21.0)
(155)
6 Transmission mounting bolt: Frame side
16
4
24
230
(23.0)
(170)
7 Transmission mounting bolt: Transmission side
16
8
24
176 to 225
(17.5) to
(22.5)
(130) to
(166)
8 HST motor mounting bolt
16
4
14
230
(23.0)
(170)
9 HST pump mounting bolt
16/12
2/4
24/17
210/90 (21.0)/(9.0) (155)/(66)
10 Engine mounting bolt: Bracket
Front
12
8
19
*90
(9.0)
(66)
Rear
12/16
8/4
19/24
*90/210
(21.0)
(155)
11 Engine mounting bolt: Cushion rubber
16
4
24
210
(21.0)
(155)
12 Aftertreatment device mounting bolt: Bracket
8/10/12
16/4/2
13/17/19 20/50/90
(2.0)/(5.0)/
(9.0)
(15.0)/
(37)/(66)
13 Counterweight mounting bolt
24
4
36
782
(78)
(580)
14 Top center pin lock
12
1
19
90
(9.0)
(66)
15 Bottom center pin flange lock bolt
24
1
36
*782
(78)
(580)
16 Loader front pin lock
12/16
10/3
19/24
90/210
(9.0)/(21.0) (66)/(155)
17 Steering cylinder pin lock
12
4
19
90
(9.0)
(66)
18 Radiator frame mounting bolt
12/16
4/4
19
90
(9.0)
(66)
19 Radiator mounting bolt
8
4
13
17.6
(1.8)
(13.0)
20 Intercooler mounting bolt
8
2
13
17.6
(1.8)
(13.0)
21 Oil cooler mounting bolt
10
4
17
36.2
(3.6)
(26.5)
22 Air conditioner condenser mounting bolt
10
4
17
50
(5.0)
(37)
23 Air conditioner compressor mounting bolt
8
4
6
25 to 30
(2.5) to
(3.0)
(18.5) to
(22.0)
24 Cab cushion rubber mounting bolt
16
4
24
*205
(20.5)
(151)
25 Cutting edge mounting bolt
**1’’
7
11/2
1068
(107)
(790)
f
NOTE: * Apply "LOCTITE® 262" to the threads.
Figures with ** mark are shown in Inch.
Содержание ZW 120-6
Страница 4: ......
Страница 10: ...MACHINE NUMBERS 2 MEMO ...
Страница 58: ...SAFETY SIGNS S 48 MEMO ...
Страница 156: ...BREAK IN 2 2 MEMO ...
Страница 206: ...OPERATING MACHINE 5 20 MEMO ...
Страница 218: ...TRANSPORTING 6 12 MEMO ...
Страница 331: ...MAINTENANCE 7 113 25 Cutting edge mounting bolt Bolt dia in 1 Quantity 7 M4GB 07 116 ...
Страница 344: ...MAINTENANCE UNDER SPECIAL ENVIRONMENTAL CONDITIONS 9 4 MEMO ...
Страница 348: ...STORAGE 10 4 MEMO ...
Страница 354: ...TROUBLESHOOTING 11 6 MEMO ...
Страница 356: ...SPECIFICATIONS 12 2 MEMO ...
Страница 360: ...13 4 OPTIONAL ATTACHMENTS HYDRAULIC TYPE QUICK COUPLER OPERATION MEMO ...