Kubota 50740, Руководство по эксплуатации

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Maintenance
RG268-8135-6
169
01/2019
Bolted joints - check
The table below contains the torques for nuts and bolts. These may only be tightened with a torque wrench. Miss-
ing values can be requested from KUBOTA.
Tightening torque for screws
Nm (
kgf

m
)
Note: Use screws 9 T for canopy assembly, but tighten with torque indicated for screws 7 T.
Tightening torque for hose clamps
4 T (4.6) 7 T (8.8) 9 T (9.8-10.9)
M 6
7.8~9.3
(0.8~0.95)
9.8~11.3
(1.0~1.15)
12.3~14.2
(1.25~1.45)
M 8
17.7~20.6
(1.8~2.1)
23.5~27.5
(2.4~2.8)
29.4~34.3
(3.0~3.5)
M 10
39.2~45.1
(4.0~4.6)
48.1~55.9
(4.9~5.7)
60.8~70.6
(6.2~7.2)
M 12
62.8~72.6
(6.4~7.4)
77.5~90.2
(7.9~9.2)
103.0~117.7
(10.5~12.0)
M 14
107.9~125.5
(11.0~12.8)
123.6~147.1
(12.6~15.0)
166.7~196.1
(17.0~20.0)
M 16
166.7~191.2
(17.0~19.5)
196.1~225.6
(20.0~23.0)
259.9~304.0
(26.5~31.0)
M 20
333.4~392.3
(34.0~40.0)
367.7~431.5
(37.5~44.0)
519.8~568.8
(53.0~58.0)
The maximum torque of the plastic trim bolted connections between the operator's place and the en-
gine compartment may not exceed 21 Nm. When tightening the screws with a torque higher than
21 Nm, the plastic trim helicoil inserts will be loosened or destroyed.
Size Part number Hydraulic oil Water Air
10-16 69741-7287-0 4.0 Nm 3.0 Nm 2.5 Nm
13-20 69481-1116-0 4.0 Nm 3.0 Nm 2.5 Nm
16-25 69741-7281-0 4.0 Nm 4.5 Nm 2.5 Nm
22-32 69741-7284-0 4.0 Nm 4.5 Nm 2.5 Nm
25-40 69741-7282-0 4.0 Nm 4.5 Nm 2.5 Nm
40-60 69481-1518-0 4.0 Nm 4.5 Nm 2.5 Nm
32-50 69741-7283-0 4.0 Nm 4.5 Nm 2.5 Nm
50-70 69741-7285-0 4.0 Nm 4.5 Nm 2.5 Nm