Chapter V GW4D20 / GW4D20B Turbocharged Diesel Engine
Great Wall Baoding Internal Combustion Engine
Manufacturing Company Limited
307
Attention:
The rotation speed sensor installed on
the clutch is a plastic housing and should be protected
carefully.
Fig. 5-13-3 Removing the clutch assembly
Fig. 5-13-4 Removing the primary shaft front
bearing of transmission.
Fig. 5-13-5 Removing the flywheel gear ring
assembly
Removing the clutch assembly
②
Attention:
Any fluid should not be allowed to
remain on the surface of the clutch. If there is some
fluid, remove it.
(1) Remove the pressure plate assembly.
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(2) Driven disc assembly.
(3) Use guide centering device to prevent the clutch
from falling off the driven disc assembly freely.
(4) Make a mark on the flanges of the flywheel and the
pressure plate to allow alignment during the installation.
(5) Loosen the 9 bolts fastening the pressure plate in
proper order, and remove the clutch assembly. See Fig.
5-13-3.
(6) Remove the primary shaft front bearing of
transmission with the bearing remover and slide
hammer. See Fig. 5-13-4.
Front bearing remover: 5-8840-2000-0.
Slide hammer: 5-8840-0019-0.
Removing the flywheel gear ring assembly
③
(1) Install the flywheel retainer.
(2) Loosen the 8 bolts fastening the flywheel gear ring
assembly in two steps, according to the procedure
shown in Fig. 5-13-5.
(3) Remove the flywheel gear ring assembly from the
rear end of crankshaft.
Installation
Installing the flywheel gear ring assembly
③
(1) Installing the flywheel gear ring assembly to the rear
end of the crankshaft, and align with the mounting
holes. See Fig. 5-13-6.
(2) Apply the thread fixative to the flywheel bolt.
LOCTITE243 thread fixative.
(3) Tighten the 8 bolts fastening the flywheel gear ring
