Coupling - jcb JS300 Service Manual

Assembly
1 Secure the coupling plate/flywheel A to the engine
with bolts B.
Note: The mating faces of the coupling plate/flywheel and
engine must be clean.
2 Position the 4 x aluminium inserts C onto the coupling
plate/flywheel. Ensure the dowels are installed
correctly and the inserts are flush with the coupling/
flywheel. Secure the inserts to the coupling plate/
flywheel with bolts D.
Important: Apply a small amount of grease under head
prior to tightening.
D
Item Torque Nm (lbf ft)
M10x30
D 50
M10
F 30
E-77

Coupling

G
C
F
M12x20 M12x35 M14x40
120 90 140
M12 M14 M16
50 70 120
9813/5100-1
TE-032
3 Install the cylindrical hub E onto the splined pump
shaft and secure with the bolts F.
Note: The hub must be installed with the recess closest to
the pump.
Note: The hub surface must be flush with the end of the
pump shaft.
Note: The radial aluminium inserts are already installed on
the hub.
4 Push the flexible element G over the aluminium
inserts on the hub.
5 Push the pump and engine assemblies together to
engage the mesh and secure with bolts H.
H
E
x8
B
Fig 37.
Table 2.
M16x50 M18x55
220 300
M20
200
Section E - Hydraulics
Hydraulic Pump/Regulator
A
x10
M20x50 M20x55
600 600
Coupling
T022490-1
E-77