Transmission Repair; Servicing The Torque Converter; Removal - Manitowoc Grove 5540F Service Manual

5540F/YB5515 SERVICE MANUAL

TRANSMISSION REPAIR

Servicing the Torque Converter

Removal

Remove the complete power unit. See Engine and Engine
Systems, page 6-1
1. Fasten the engine to an engine stand.
2. Using an overhead crane and chains, support the weight
of the transmission and remove the twelve capscrews
and lockwashers securing the transmission to the
engine flywheel housing.
CAUTION
The transmission weighs approximately 400 lb (181 kg)
dry. Use adequate hoist and chains. Personal injury could
occur from improper lifting of the transmission.
GROVE
TRANSMISSION AND TORQUE CONVERTER
3. Remove the transmission and place it in a clean work
area where the torque converter can be removed. It is
recommended that the transmission be mounted in a
service fixture.
4. The torque converter assembly is fastened to the engine
flywheel through a drive plate. Remove the drive plate
mounting screws and remove the torque converter and
drive plate.
5. Remove the bolts securing torque converter to drive
plate. Remove drive plate and its reinforcement.
6. Replace the complete torque converter. The parts are
not serviced separately. Replace drive if it is distorted or
damaged.
NOTE:
Published 10-21-2010, Control# 198-04
It is recommended that the torque converter be
replaced any time system contamination occurs. It
is not possible to completely clean the torque
converter by flushing to remove the contamination.
R e p l a c e m e n t o f t h e c o m p l e t e a s s e m b l y i s
necessary to prevent early failure of other
components in the system.
7
7-27