Page 94 - Hydra-matic 6 Speed RWD Technician's Guide (October 2005)

66B
2d 3-5 Reverse Clutch:
4-5-6 CLUTCH APPLIES
Page 90
3-5 REVERSE CLUTCH RELEASES
COMPLETE HYDRAULIC CIRCUIT
pressure relief valve where excess pressure is exhausted.
CLUTCH
SPRAG
combined with force from the
compensator move the 3-5 reverse clutch piston to release the 3-5
3-5 reverse clutch spring force combined with force from the
2-3-4 and 3-5 reverse clutch housing. 35 reverse clutch fluid is
circuit and is routed through orifice #30 to the exhaust backfill
clutch plates and forces 35 reverse clutch fluid to exhaust from 1-
then routed to the 3-5 reverse clutch regulator valve and exhausted.
REG APPLY to tcc cont valve 35 reverse clutch fluid then enters the exhaust backfill fluid pass through the valve and enter the exhaust backfill fluid circuit. to allow 35 reverse clutch fluid from the 3-5 reverse clutch to 3-5 reverse clutch regulator valve spring force moves the valve 2c 3-5 Reverse Clutch Regulator Valve: N.H. SOLENOID 2 CONTROL exhaust. C35R regulator valve to enter the 35 reverse clutch fluid circuit and 35 reverse clutch feed back fluid from the 3-5 reverse clutch 3-5 reverse boost valve spring force moves the valve to allow 2a 2b 3-5 Reverse Clutch Boost Valve: through th
N.L.
LINE
C1234
ON
SHIFT
SHIFT
CONTROL
CONTROL
PRESSURE
PRESSURE
CONTROL
CONTROL
SOLENOID
ON
ON
ON
OFF
SOLENOID 5
OFF
1a
ACT FD LIM SOL 1 5 N.C. PS5 VALVE ASSEMBLY SOLENOID CONTROL CLUTCH 1-2-3-4
1
3
N.C.
N.C.
PS3
PS1
REG APPLY to tcc cont valve
PCS LINE ACT FD LIM SOL 2 PCS 26 CL ACT FD LIM ACT FD LIM SOL 1 COMP FEED
ACT FD LIM
ACT FD LIM
ACT FD LIM ACT FD LIM LINE
PCS 1234 CL
REG APPLY PS3 PCS CBR1/456 CL CLUTCH REVERSE 3-5
LINE LINE LINE 35 REV CLUTCH 1234 CLUTCH
COMP FD COMP FD 26 COMP FD 2d
EX BF PCS 26 CL 1c PCS CBR1/456 CL 1b
44
2c
42
EX BACKFILL
48
36
EX BACKFILL
EX 39 PS5 35 REV CLUTCH 1234 CLUTCH COMP FD
ACT FD LIM
SOL 2
35
EX 40 456 CL 456 CL BOOST VALVE 31 EX
SHTL
PCS 35 REV CL
2-6 GAIN
47
EX BF 35R CL BOOST VALVE EX BF 30 LINE PCS TCC EX BF
EX 46 26 CL 2-6 CLUTCH REG 43 CBR1/456 CL FD 38
34
35R FD 3-5 REV CL REGULATOR VALVE PS1 CBR1/C456 CL REG VALVE
ACT FD LIM EX PS3 EXHAUST BACKFILL EX
EX PRESSURE RELIEF VALVE PS5
33
PCS 1234 CL
1234 CL DFLT
REG APPLY
PS4 1234 CL EX 35 REV CL FDBK CBR1 FDBK EX ACT FD LIM LINE
LINE
COMP FD
EX #7 35 REV CL 2b 26 CL/1234 CL FD CBR1/456 CL FD 37 DRIVE 1-6 ASSEMBLY CLUTCH 4-5-6
1-2-3-4 CL REGULATOR VALVE
26 CL 41
1234 CL FD
35 REV CL 35 REV CLUTCH 456 CLUTCH
45
25
50
1234 CL 1234 CL 1234 CLUTCH
DRIVE 1-6 1e (T orque Converter Clutch Applied) DRIVE RANGE - 4TH GEAR
#6
35R SPL #5 23 #4
32
26 CL/1234 CL FD PS5
Figure 62
1234 CL FDBK
456 CL 456 CLUTCH
35 CL REV FD
DRIVE 1-6
PCS TCC 12 ACT FD LIM
1234 CL
ACT FEED LIMIT VALVE
LINE
CSV2 LATCH
LINE
35 REV CL
#1
DRIVE 1-6
LINE
DRIVE 1-6
REVERSE DRIVE
COMP FD
PCS TCC
PCS 1234 CL 1234 CL BOOST VALVE DRV B
DRIVE
29
1234 CL DRIVE BRAKE DRIVE BRAKE
1234 CL DFLT
35 CL REV FD
1234 CL FDBK DRV B
REG APPLY
EX EX DRIVE LINE
CBR1/456 CL FD
REVERSE EX EX
11
456 CL FD 456 CL FD MANUAL VALVE
456 CL
REVERSE
14
SOL 2
EX 35 CL REV FD CBR EX CLUTCH SELECT VALVE 2
CBR1/CBR FD EX
CLUTCH SELECT VALVE 3
EX CBR1/CBR FD EX
REG APPLY
13
LINE FD REG VALVE COMPENSATOR PCS TCC 21 DRIVE 1-6
EX M
COMP FD DRIVE
1234 CL DFLT FD EX D
TCC REGULATOR VALVE
EX SHTL 9 1234 CL DFLT FD N
CSV3 ENABLE
10
SOL 1 20 35 REV CL R
456 CL 1d 22 CSV2 ENABLE P
#3
67