Page 58 - Hydra-matic 6 Speed RWD Technician's Guide (October 2005)

50

(1)
(53)
INPUT
TORQUE
ASSEMBLY
CONVERTER
SUN GEAR
➤
➤ ➤ ➤ (1) CONVERTER TORQUE POWER FROM 1 move
➤ ➤ HELD APPLIED* (70) CLUTCH ASSEMBLY TERMINATED REVERSE SHAFT POWERFLOW LOW AND OUTPUT 2 4 (Engine Running) PARK what is occurring mechanically in that range and gear. below this chart provides a detailed explanation of the transmission in each range and gear. items used to understand the mechanical operation of reference chart at the top. This chart is one of the key half page insert containing a color coded range in a specific range and gear. Facing this full page is a contain drawings of the mechanical components used The full s
(2)
TORQUE
HOUSING
ASSEMBLY
CONVERTER
(56)
4-5-6
➤
SHAFT)
(WITH FLUID PUMP)
CLUTCH
ASSEMBLY
(w/TURBINE
Figure 45
(51)
ASSEMBLY
1-2-3-4 AND 3-5
REVERSE CLUTCH
CLUTCH
APPLIED*
LOW AND REV
(70)
HELD
SHAFT
OUTPUT
ASSEMBLY
PAWL
PARK
(503)
ASSEMBLY
ACTUATOR
3
50B
ASSEMBLY)
TO OR FROM
(NO POWER
STATIONARY
VEHICLE HELD
PAWL
(502)
PARK
DIFFERENTIAL
TRANSMITTED
* APPLIED BUT CARRYING NO LOAD
ENGAGED
PAGE 86
COMPLETE HYDRAULIC CIRCUIT
Figure 44
PARK
DECREASE (52) 2 ASSEMBLY CARRIER CONV FD INPUT the pressure regulator according to the transmission position, line pressure from the oil (Engine Running) The text POWER FLOW
of line pressure, fluid from
output exceeds the demand
requirements. When pump
ulates pump output (line pressure)
Pressure Regulator Valve(218): Reg-
ISOLATOR PRESSURE REGULATOR VALVE 3 LINE CLUTCH 1-2-3-4
pump is directed to the following:
With the selector lever in the Park (P)
EX
2A
5
LINE SOLENOID 4 CONTROL PRESSURE CB26 LINE 2a LINE N.H. ON SOLENOID 3 CONTROL PRESSURE CBR1/C456 LINE N.L. OFF SOLENOID CONTROL PRESSURE TCC ON SOL 1 SHIFT N.C. VALVE ASSEMBLY COMP FEED 35 REV CLUTCH 1234 CLUTCH
N.H.
C1234
LINE
C35R
ON
N.C.
SOL 2
SHIFT
CONTROL
PRESSURE
PRESSURE
4a
CONTROL
CONTROL
N.L. OFF
N.L. OFF
N.H. OFF
SOLENOID 5
SOLENOID 2
PRESSURE
SOLENOID
ACT FD LIM SOL 1 3a SOLENOID CONTROL LINE CLUTCH REVERSE 3-5
PCS TCC
PCS LINE
N.C.
1
PS1
PCS 35 REV CL ACT FD LIM ACT FD LIM SOL 2 PCS 26 CL ACT FD LIM ACT FD LIM
ACT FD LIM
ACT FD LIM ACT FD LIM
PCS 1234 CL
PCS LINE PCS CBR1/456 CL SOL 1
LINE LINE LINE
COMP FD COMP FD COMP FD
EX BF PCS 26 CL 26 2b if more detailed information is desired.
4b
EX 39
31
44
PCS 35 REV CL
48
42
EX BACKFILL
EX BF
ACT FD LIM
LINE
EX
SOL 2
EX 35 REV CL CBR1/456 CL FD 38 456 CLUTCH
LINE
47
2-6 GAIN
EX BF 456 CL EX CBR1/C456 CL REG VALVE
EX BACKFILL
36
COMP FD
456 CL BOOST VALVE
EX BF 30 (Engine Running) PARK
PCS 1234 CL
35
35R FD 46 3-5 REV CL REGULATOR VALVE PS1 26 CL 2-6 CLUTCH REG 43 VALVE CBR1 FDBK EX LINE of this book for individual component descriptions.
SHTL
ACT FD LIM ASSEMBLY CLUTCH 4-5-6
EX PS3 PRESSURE RELIEF EXHAUST BACKFILL CBR1/456 CL FD PS5 DRIVE 1-6 SOL 1 ACT FD LIM
EX EX 26 CL/1234 CL FD 37 clutch, or valve is unclear, refer to the previous sections RWD transmission. If the operating principle of a and electrical operation of the Hydra-matic 6 Speed simplified explanation of the mechanical, hydraulic It is the intent of this section to provide an overall the complete Hydraulic Circuits section of this book of the half page of text provides a ready reference to range and gear. A page number located at the bottom explanation of what is occurring hydraulically in that is a half page insert con
34
Figure 46
PCS 1234 CL
33
1234 CL DFLT
35 REV CL FDBK 35 CL REV FD
PS4 45 26 CL 41
EX 51
1234 CL
CBR CBR CBR
1234 CL FD
1-2-3-4 CL REGULATOR VALVE
49
CBR 1 CBR 1
SOL 1 SOL 1
50
ACT FD LIM ASSEMBLY 2-6 CLUTCH
LINE
DRIVE
12
ACT FEED LIMIT VALVE
DRIVE
SOL 2
LINE
1234 CL FDBK
COMP FD
LINE 26 CLUTCH
LINE
REVERSE CBR1/CBR FD CSV2 LATCH
SOL 1
DRIVE BRAKE DRIVE 1-6 3d 1
REG APPLY
3b
DRV B CBR1/456 CL FD
EX REVERSE
11
DRIVE EX
DRIVE
REVERSE MANUAL VALVE ASSEMBLY CENTER SUPPORT
456 CL FD SOL 1
14
EX EX EX M
456 CL
EX TCC REGULATOR VALVESHTL DRIVE 35 CL REV FD CBR EX CLUTCH SELECT VALVE 2 D
REG APPLY
CLUTCH SELECT VALVE 3
LINE 13 FD REG VALVE COMPENSATOR PCS TCC CBR1/CBR FD CBR1/CBR FD REVERSE N
EX
COMP FD 21 EX R ASSEMBLY CLUTCH REVERSE LOW &
1234 CL DFLT 3c
EX 10 9 4c 1234 CL DFLT FD DRIVE #2 P
SOL 1 SOL 2 EX
CSV3 ENABLE
1234 CL DFLT FD
20
35 REV CL
456 CL
CSV2 ENABLE
#3
4d
22
51
49