92 - 13
22 Lift cover 17 and balance plate 21 by hand and mount
them carefully on housing 25.
Take care that balance plate 21 and bushings 20 do not
fall out while mounting cover 17. Align housing 25 and
cover 17 alignment marks which were made before
dismantling.
23 Tighten the cap screws 27 (with a 12 mm A/F hexagonal
socket) which attach cover 17 to housing 25 to a torque
of 157 Nm (116 lbf ft).
Section E
Hydraulics
9803/6400
Section E
92 - 13
Issue 2*
Slew Motor
*
Motor Assembly/Cylinder Assembly
Assembly (cont’d)
24 Assembling the Make-up and by-pass valves.
Assemble the check valves 29 and springs 31 in cover
17 and tighten the caps 30 (14 mm A/F hexagonal
sockets) to a torque of 137 Nm (101 lbf ft).
Assemble by-pass valve assembly 28 to cover 17 and
tighten the caps (10 mm A/F hexagonal sockets) to a
torque of 78.65 Nm (58 lbf ft).
25 Insert the relief valve assemblies 34 into cover 17 and
tighten the caps 37 (14 mm A/F hexagonal sockets) to a
torque of 78.65 Nm (58 lbf ft).
Note: Ensure that the relief valves are replaced in their
original positions.
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