Workshop

FORD 5R55S/5R55W

AUTOMATIC TRANSMISSION SERVICE GROUP
Technical Service Information
68
Figure 112 Figure 113
Copyright © 2004 ATSG
REMOVE BY ALIGNING ARROW WITH
ANY SLOT ON SERVO HOUSING
REVERSE SERVO ASSEMBLY
1. Disassemble the reverse servo assembly using
Figure 113 as a guide.
2. Tabs on the reverse servo cover plate mate with
slots in the reverse housing every 120 degrees.
3. Remove reverse servo cover plate by turning
in either direction to release. Align the arrow
on the cover plate with any slot on the housing,
as shown in Figure 112.
4. Inspect all reverse servo parts thoroughly for
any wear and/or damage.
Note: The reverse servo piston has a molded
seal, as shown in Figure 113. Replace the
piston assembly as necessary.
5. Remove and discard the reverse servo piston
inner "D" ring seal from the servo housing, as
shown in Figure 113.
6. Remove and inspect the reverse servo check
valve and spring, as shown in Figure 113.
OPENOPEN
Continued on Page 69
Copyright © 2004 ATSG
REVERSE SERVO
COVER PLATE
REVERSE SERVO PISTON
RETURN SPRING
REVERSE SERVO
MOLDED PISTON
REVERSE SERVO PISTON
INNER "D" RING SEAL
REVERSE SERVO
HOUSING
REVERSE SERVO
CHECK VALVE
REVERSE SERVO
CHECK VALVE
SPRING
REVERSE SERVO
CHECK VALVE
RETAINER
"5R55W" REVERSE SERVO
COMPONENTS

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