5 - 1
Section F
9803/3280
Section F
5 - 1
Issue 2*
Technical Data
Powershift Gearbox - 6 Speed
Description
Full electro-hydraulic transmission unit with input, reverse,
layshaft, mainshaft, 6 speed and 4 wheel drive clutch packs
giving 6 forward and 4 reverse speeds. Electronically controlled
gear selection.
Designation
PS766 (4 wheel drive)
Weight (dry)
2WD
T.B.A.
4WD
T.B.A.
Gear Ratios
Forward
Reverse
1st
8.17:1
6.45:1
2nd
4.90:1
4.76:1
3rd
3.62:1
1.78:1
4th
2.25:1
1.31:1
5th
1.35:1
-
6th
1.00:1
-
Torque Converter
Torque Converter Dia.
310 mm (12.2 in.)
Torque Converter Identification
04/600580
04/600581
Torque Multiplication at Stall
2.52:1
3.01:1
Converter Pressures (in neutral)
bar
kgf/cm
2
lbf/in
2
Converter In at 50 ºC
1000 rev/min
2.0 - 4.95
2.0 - 5.0
29 - 72
2000 rev/min
4.0 - 6.8
4.1 - 6.9
58 - 99
Converter Out at 50 ºC
1000 rev/min
0.6 - 2.25
0.6 - 2.3
8.7 - 33
2000 rev/min
1.25 - 2.50
1.3 - 2.6
18 - 36
Converter Inlet Relief Valve Pressure (max.)
7.1
7.2
103
Lubrication Pressures (in neutral)
At 50 ºC
1000 rev/min
0.25 - 1.0
0.26 - 1.0
3.6 - 14.5
2000 rev/min
0.50 - 1.0
0.51 - 1.0
7.3 - 14.5
Main Line Pressure (in neutral)
At 50 ºC
1000 rev/min
11.4 - 15.7
11.6 - 16.0
165 - 228
2000 rev/min
12.4 - 17.0
12.6 - 17.3
180 - 246
Flow Rates (in neutral)
L/min
US gal/min
UK gal/min
Cooler at 50 ºC
1000 rev/min
14.0 MIN
3.7 MIN
3.1 MIN
2000 rev/min
17.0 MIN
4.5 MIN
3.7 MIN
Pump at 50 ºC
1000 rev/min
16.0 MIN
4.2 MIN
3.5 MIN
2000 rev/min
34.0 MIN
9.0 MIN
7.5 MIN
Control Solenoid Valves
3 way, 2 position, normally closed, integral suppression diode.
Coil Resistance
7.5 Ohm @ 20 ºC
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