TRANSMISSION AND TORQUE CONVERTER CD5515-2/YB5515-2 SERVICE MANUAL
7-26 Published 1-20-2017, Control# 483-02
Servicing the Torque Converter
Removal
1. Remove complete power unit. See Section 6.
2. Fasten engine to an engine stand.
3. Use a hoist and chains to support the weight of the
transmission, which must be removed to gain access to
the torque converter.
4. Remove the 12 bolts 2 Figure 7-25 and lockwashers 3
that fasten the transmission/torque converter housing 1
to the engine flywheel housing 11. Remove the
transmission and torque converter assembly 4 and
place in a clean, work area where the torque converter
can be removed. It is recommended that the
transmission be mounted in the service fixture.
5. The torque converter assembly 4 is fastened to the
engine flywheel 11 through a drive plate 7. Remove the
six drive plate mounting screws 6 to remove the torque
converter and drive plate.
6. Remove the six bolts 10 and lockwashers 9 securing
torque converter 5 to drive plate 7 and remove the drive
plate and its reinforcement 8.
7. Replace the complete torque converter. The parts are
not serviced separately. Replace drive plate if there is
distortion or damage.
NOTE: 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.
Replacement of the complete assembly is
necessary to prevent early failure of other
components in the system.
Installation
1. Assemble the drive plate 7 Figure 7-25 and reinforcing
plate 8 to the torque converter 5 using bolts 10 and
lockwashers 9. Apply Loctite® 243 to threads of bolts 10
and tighten to a torque of 40 Nm (30 lb-ft).
2. Clean the pilot bore of the engine flywheel.
FIGURE 7-25
a0257
1. Transmission
2. Hex Bolt (12)
3. Lockwasher (12)
4. Drive Plate Kit
5. Torque Converter
6. Screw (6)
7. Drive Plate
8. Reinforcement
9. Lockwasher
10. Bolt (6)
11. Engine
CAUTION
The transmission is very heavy and could cause personal
injury if not supported properly when it is removed.
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