KICKDOWN RING GEAR
REVERSE BAND DRUM
KICKDOWN BAND APPLIED
REVERSE SUN GEAR
OUTPUT SHAFT
INPUT SHAFT
REVERSE PLANET GEAR
REVERSE PLANET CARRIER
KICKDOWN SUN GEAR STATIONARY
POWER FLOW IN BREAKAWAY, KICKDOWN OR LOW
KICKDOWN
REVERSE
(LOW)
SERVO
CLUTCH
SERVO
THROTTLE
VALVE
KICKDOWN
SHIFT
KICKDOWN
CHAMBER
VALVE
VALVE
LINKAGE
MANUAL
VALVE
LDNR
CONVERTER
T.C.
CONTROL
VALVE
SECONDARY
REACTION
COOLER
AREA
GOV.
VALVE
PRIMARY
REACTION
AREA
WEIGHT
REGULATOR
VALVE
TO
LUB
REAR PUMP
FRONT PUMP
ASf02076
OIL FILTER
Figure 2-76.--"Kickdown" forced shift position.
other oil passages not concerned with reverse have
transmission. However, the performance would leave
been closed off.
much to be desired. For instance, shifting would be
rough and erratic, and the life of the transmission
DEVICES REQUIRED FOR SMOOTH
would be shortened. Therefore, each manufacturer
OPERATION
adds certain refinements or devices in the form of
valves, orifices, check valves, metering devices,
The transmission discussion to this point has
covered the required essentials of a basic automatic
timing devices, and so on, to smooth out the operation
2-60