Page 97 - Hydra-matic 6 Speed RWD Technician's Guide (October 2005)
P. 97
68B
1
2
2d 1-2-3-4 Clutch:
SOL 5 N.L. SOL 4 N.L.
SOL 2 N.H.
1-2-3-4 CLUTCH RELEASES
1-2-3-4 clutch spring force
3-5 REVERSE CLUTCH APPLIES
Page 92
SOL 3 N.H. CLUTCH
combined with
COMPLETE HYDRAULIC CIRCUIT
valve to enter the 1234 clutch circuit and exhaust.
regulator valve where it enters the exhaust backfill fluid circuit.
CLUTCH
SPRAG
1234 clutch feedback fluid from the 1-2-3-4 clutch regulator
clutch housing. 1234 clutch fluid is routed through the 1-2-3-4 clutch
plates and force 1234 clutch fluid from the 1-2-3-4 and 3-5 reverse
compensator moves the 1-2-3-4 clutch piston to release the clutch
1-2-3-4 clutch boost valve spring force moves the valve to allow
force from the
REG APPLY to tcc cont valve 2c 1-2-3-4 Clutch Boost Valve: the normally-closed switch. circuit. PS4 fluid is then routed to pressure switch 4 and opens feed fluid to pass through the valve and enter the PS4 fluid regulator valve spring force moves the valve to allow 1234 clutch SOLENOID 2 CONTROL relief valve where excess pressure is exhausted. Also, 1234 clutch C35R is routed through orifice # 30 to the exhaust backfill pressure 1234 clutch fluid the enters the exhaust backfill fluid circuit and through the valve and enter the exhaust backfill fluid circuit. allow 1234 clutch feed fluid from the 1
N.L.
N.H.
N.L.
C1234
OFF
SHIFT
CONTROL
CONTROL
PRESSURE
CONTROL
ON
PRESSURE
ON
ON
OFF
SOLENOID 5
SOLENOID
1a
2a
ACT FD LIM SOL 1 VALVE ASSEMBLY SOLENOID CONTROL CLUTCH 1-2-3-4
N.C.
1
3
4
N.C.
N.C.
PS1
PS3
PS4
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 1e
EX BF PCS 26 CL PCS CBR1/456 CL
PS4
44
1c
42
EX BACKFILL
48
EX BACKFILL
36
EX 39 35 REV CLUTCH 1234 CLUTCH COMP FD
ACT FD LIM
SOL 2
35
EX 40 35R CL BOOST VALVE 456 CL 456 CL BOOST VALVE 31 EX
SHTL
PCS 35 REV CL
2-6 GAIN
2b
47
EX BF 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 PS1 CBR1/C456 CL REG VALVE
ACT FD LIM 3-5 REV CL REGULATOR VALVE EX PS3 EXHAUST BACKFILL EX
EX PRESSURE RELIEF VALVE PS5
33
PCS 1234 CL
1234 CL DFLT
REG APPLY
LINE
PS4 1234 CL EX 35 REV CL FDBK CBR1 FDBK EX ACT FD LIM LINE
EX #7 35 REV CL 1b 26 CL/1234 CL FD CBR1/456 CL FD 37 DRIVE 1-6 ASSEMBLY CLUTCH 4-5-6
COMP FD
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 (T orque Converter Clutch Applied) DRIVE RANGE - 5TH GEAR
#6
35R SPL #5 23 #4
32
26 CL/1234 CL FD PS5
Figure 64
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 2c EX DRIVE LINE
CBR1/456 CL FD
11
REVERSE EX EX
456 CL FD 456 CL FD MANUAL VALVE
456 CL
REVERSE
SOL 2
14
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 9 1234 CL DFLT FD N
CSV3 ENABLE
10
SOL 1 20 35 REV CL R
SHTL
456 CL 1d 22 CSV2 ENABLE P
#3
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