Page 104 - Hydra-matic 6 Speed RWD Technician's Guide (October 2005)

72
N.L.
LINE
C35R
N.L.
N.H.
C1234
CB26
N.H.
N.L.
N.H.
N.C.
OFF
SHIFT
SOL 1
OFF
TCC
N.C.
SOL 2
SHIFT
CONTROL
CONTROL
CONTROL
CONTROL
SOLENOID
CONTROL
CONTROL
PRESSURE
ON
PRESSURE
ON
1a
PRESSURE
OFF
SOLENOID 2
PRESSURE
PRESSURE
PRESSURE
OFF
SOLENOID
CBR1/C456
OFF
SOLENOID 5
SOLENOID 3
SOLENOID 4
2a
PCS TCC
CONTROL
SOLENOID
VALVE ASSEMBLY
SOL 1
ACT FD LIM
1-2-3-4
1
3
N.C.
N.C.
PS1
PS3
SOL 2
PCS LINE
ACT FD LIM
ACT FD LIM
ACT FD LIM
ACT FD LIM
ACT FD LIM
ACT FD LIM
ACT FD LIM
LINE
COMP FEED
PCS 1234 CL
PCS CBR1/456 CL
PS3
LINE
LINE
LINE
CLUTCH
REVERSE
COMP FD
COMP FD
COMP FD
26
EX BF
PCS 26 CL
2c
44
2b
42
EX BACKFILL
PCS CBR1/456 CL
36
EX BACKFILL
48
EX
COMP FD
ACT FD LIM
39
35
PCS TCC
EX
1234 CLUTCH
EX
31
35 REV CLUTCH
PCS 35 REV CL
40
2-6 GAIN
1c
SHTL
EX BF
EX BF
47
EX BF
30
456 CL
LINE
EX
26 CL
CBR1/456 CL FD
34
43
38
46
35R FD
456 CL BOOST VALVE
35R CL BOOST VALVE
PS3
EX
EX
ACT FD LIM
PS1
33
EX
PS5
1234 CL DFLT
2-6 CLUTCH REG
LINE
PS4
EX
COMP FD
EX
LINE
#7
CBR1/C456 CL REG VALVE
1234 CL
EXHAUST BACKFILL
CBR1 FDBK
ACT FD LIM
37
35 REV CL FDBK
35 REV CL
3-5 REV CL REGULATOR VALVE
26 CL 41
1-2-3-4 CL REGULATOR VALVE
PRESSURE RELIEF VALVE
1234 CL FD
DRIVE 1-6
26 CL/1234 CL FD
35 REV CLUTCH
CBR1/456 CL FD
35 REV CL
45
25
50
1234 CL
1234 CL
1234 CLUTCH
456 CLUTCH
DRIVE 1-6
#6
26 CL
26 CLUTCH
35R SPL
#5
23
#4
PS5
32
26 CL/1234 CL FD
1234 CL FDBK
Figure 67
456 CL
456 CLUTCH
ASSEMBLY
PCS TCC
CBR 1 35 REV CLUTCH 1234 CLUTCH ASSEMBLY 26 CLUTCH CLUTCH 2-6 CLUTCH 4-5-6 2d CLUTCH 1d 3-5 (T orque Converter Clutch Released) DRIVE RANGE - 3RD GEAR DEFAULT
DRIVE 1-6 CSV2 LATCH CBR
ACT FD LIM ASSEMBLY CENTER SUPPORT
1234 CL
12
ACT FEED LIMIT VALVE
LINE
1234 CL DFLT
LINE ASSEMBLY CLUTCH REVERSE LOW &
35 REV CL
#1
DRIVE 1-6
LINE
DRIVE 1-6
COMP FD
REVERSE CSV2 LATCH
PCS 1234 CL 1234 CL BOOST VALVE 35 CL REV FD DRV B DRIVE
DRIVE
29
1234 CL DRIVE BRAKE CBR1/456 CL FD
1234 CL DFLT
1234 CL FDBK DRV B
REG APPLY
EX EX DRIVE LINE
DRIVE BRAKE
11
REVERSE EX EX
456 CL FD 456 CL FD MANUAL VALVE
456 CL
REVERSE
14
EX 35 CL REV FD CBR EX CLUTCH SELECT VALVE 2
CBR1/CBR FD EX
EX CBR1/CBR FD EX
CLUTCH SELECT VALVE 3
REG APPLY
13
LINE FD REG VALVE COMPENSATOR TCC REGULATOR VALVE SHTL PCS TCC 21 DRIVE 1-6
EX M
COMP FD DRIVE
1234 CL DFLT FD
EX D
EX 10 9 CSV3 ENABLE 1234 CL DFLT FD N
SOL 1 SOL 2 20 1b 35 REV CL R
456 CL 2b clutch boost valve. to the 3-5 reverse clutch regulator valve and the 3-5 reverse ON, therefore PSC 35 reverse clutch fluid will still be routed The normal state for the C35R pressure control solenoid 2 is 2a C35R Pressure Control Solenoid 2: 2 position, the 1-2-3-4 clutch will stay applied. With the 1-2-3-4 clutch regulator valve still held in the open 1d 1-2-3-4 Clutch: shuttle valve and keeps the valve in the open position. 1234 clutch default fluid enters behind the 1-2-3-4 regulator regulator valve would close from spring force.
#3
plates.
2d 3-5 Reverse Clutch:
Page 96
(full line pressure) to the clutch.
1-2-3-4 CLUTCH STAYS APPLIED
2c 3-5 Reverse Clutch Boost Valve:
the valve, allowing the switch to close.
3-5 Reverse Clutch Regulator Valve:
COMPLETE HYDRAULIC CIRCUIT
3-5 REVERSE CLUTCH APPLIED or APPLIES
CLUTCH
SPRAG
reverse clutch, the 3-5 reverse boost valve and the clutch select
3-5 reverse clutch boost valve spring. 3-5 reverse clutch fluid
valve 2. When the 3-5 reverse clutch regulator valve is in this
PCS 3-5 reverse clutch fluid moves the 3-5 reverse clutch
PCS 3-5 reverse clutch fluid pressure acts on a differential
passes through the valve and enters the 3-5 reverse clutch
feedback circuit. As PCS 3-5 reverse clutch fluid pressure is
full feed position sending full 3-5 reverse clutch feed pressure
opens the 3-5 reverse clutch feedback circuit to exhaust. This
increased to a given value, the 3-5 reverse clutch boost valve
results in the 3-5 reverse clutch regulator valve moving to the
area moving the 3-5 reverse clutch boost valve against the
opens the 1234 clutch default fluid circuit, and 1234 default
reverse feed to pass through the valve and enter the 3-5 reverse
position, PS1 fluid from the pressure switch 1 exhausts through
clutch circuit. 3-5 reverse clutch fluid is then routed to the 3-5
force from the compensator to apply the 3-5 reverse clutch
housing to move the piston against spring force combined with
regulator valve against 3-5 reverse clutch regulator valve spring
open. When the valve moves back to the closed position, it
force and 3-5 reverse clutch feedback fluid. This allows 3-5
3-5 reverse clutch fluid enters the 1-2-3-4 & 3-5 reverse clutch
72A