Workshop

HYDRA – MATIC 4L40 – E / 5L40 – E

AUTOMATIC TRANSMISSION SERVICE GROUP
Technical Service Information
80
Copyright © 2002 ATSGCopyright © 2002 ATSG
0
0
1010
5050
2020
4040
3030
CHECKING OVERDRIVE CLUTCH CLEARANCE
CLEARANCE SHOULD BE .037"-.070"
480
481
483
482
493
480 OVERDRIVE CLUTCH BACKING PLATE SNAP RING (SELECTIVE)
481 OVERDRIVE CLUTCH BACKING PLATE
482 OVERDRIVE CLUTCH "INSIDE SPLINE" S.S. PLATES (2)
483 OVERDRIVE CLUTCH "OUTSIDE SPLINE" S.S. PLATES (2)
493 INTERMEDIATE/OVERDRIVE CLUTCH HOUSING
O.D. AND INTERMEDIATE CLUTCH HOUSING (CONT'D)
20. Install the overdrive clutch "single sided" plates
beginning with an outside spline plate first and
alternating with inside spline plates until you
have installed 2 of each (See Figure 126).
Note: Lined side must be installed facing up
as shown in Figure 126. Clutch plate
amounts may vary by model.
21. Install the overdrive clutch backing plate, as
shown in Figure 126.
22. Install the "Selective" backing plate snap ring,
as shown in Figure 126, and ensure that snap
ring is fully seated against the top of snap ring
groove in the housing.
23. Install dial indicator on top of the overdrive
clutch backing plate, as shown in Figure 127,
and zero the dial indicator.
24. Overdrive clutch clearance should be:
0.94 mm (.037") to 1.79 mm (.070"). Change
the "Selective" backing plate snap ring as
necessary to achieve proper clutch clearance.
25. Set the completed overdrive clutch housing
aside for transmission final assembly process.
Figure 126 Figure 127

Leave a Reply

Your email address will not be published. Required fields are marked *