Nortrac 40XT - Tightening Torque Table of Major Bolts and Nuts; Reinforced O-Ring Seal Specifications

Appendicies
90
10.2 Tightening Torque Table of Major Bolts and Nuts (Table 10-2)
Table 10-2 Tightening Torque Table of Major Bolts and Nuts
Connecting
Location
Connection
Specs
Tightening
Torque
(N·m)
Tightening
Torque
(ft- lbs)
Drive Train
Bolt connecting the engine with the gearbox
M12
77.7
57.3
Bolt connecting the gearbox with the rear axle
M12
77.7
57.3
Fixing bolt of the bearing of the differential
M12
77.7
57.3
Fixing bolt of the large bevel gear
M10
44.5
32.8
Bolt joining the housing of the drive shaft and the rear axle
M12
77.7
57.3
Steering
and
Running
Systems
Bolt joining the hub and web of the driving wheel
M14
123.6
91.2
Bolt joining the front driving wheel and the hub and web
M14
123.6
91.2
Bolt joining the front driving wheel and the hub and web
M12
77.7
57.3
Bolt at the steering ball joint
M12
77.7
57.3
Front Axle
Assembly
Bolt connecting the diesel engine to the frame
M16
192.9
142.3
Hydraulic
Suspension
System
Bolt joining the housing of lifter and the rear axle
M12
109.3
80.6
Bolt joining the oil cylinder end and the lifter housing
M14
173.9
128.3
Bolt joining the brace of the upper drag link
and the rear axle housing.
M12
77.7
57.3
Front Drive
Axle
Bolt joining the driven gear of the
front differential assembly and the differential
M10
44.5
32.8
Bolt joining the housing of
left semiaxle and the right semiaxle
M10
44.5
32.8
Bolt joining the housing of tee joint and the upper cover
M8
31.6
23.3
Bolt joining the housing of final drive and the lower cover
M10
62.6
46.2
Bolt joining the housing of final driver and the cover
M10
44.5
32.8
Bolting that joins the steering arm-busher subassembly
and the housing of the final drive
M12
77.7
57.3
Bolting that connects the diesel enige to the bracket
M16
192.9
142.3
Bolt connecting the swing base assembly to the brake
M12
77.7
57.3
NOTE: A tolerance of ±10% is permitted for the torques in the table.
WARNING: When tightening the major bolts and nuts on the tractor, torque wrenches must be used
to avoid reductions in tractor performance and injury.
10.3 Reinforced O-Ring Seal Specifications (Table 10-3)
Table 10-3 Reinforced O-Ring Seal Specifications
SN
Standard Code
Name and Model
Installation Position
Qty
1
GB/T 9877.1
Oil Seal FB50×72×8D
Rear end of the power output rear axle
2
Oil Seal FB40×62×8D
Where the steering knuckle meets the hub
2
Oil Seal FB30×40×7D
Seal of the transfer case
1