Hydraulic Pressure Test Specifications; Stall Speed Specifications; Fluid Capacity And Gear Ratios - Jeep 1987 Wrangler Workshop Manual

AUTOMATIC TRANSMISSION
SPECIFICATIONS
HYDRAULIC PRESSURE TEST SPECIFICATIONS
Lube Pressure
Closed Throttle
Full Throttle
34 - 207 kPa (5 - 30 psi)
34 - 207 kPa (5 - 30 psi)
Line Pressure
Closed Throttle
1000 RPM
372 - 414 kPa (54 - 60 psi)
648 kPa (94 psi)
Front Servo
Release
Third Gear Only No more than 21 kPa (3 psi) lower than line pressure.
Rear Servo
Apply
1 Range
R Range
No more than 21 kPa (3 psi) lower than line pressure.
1103 kPa (160 psi) at idle, builds to 1862 kPa (270 psi) at
1600 RPM.
Governor
D Range
Closed Throttle
Pressure should respond smoothly to changes in MPH and
return to 0 - 7 kPa (0 - 1-1/2 psi) when stopped with
transmission in D, 1, 2. Pressure above 7 kPa (1-1/2 psi)
at standstill will prevent transmission from
downshifting.
840193
STALL SPEED SPECIFICATIONS
Transmission
Model
Engine
RPM
999 1850-2150
86392
FLUID CAPACITY AND GEAR RATIOS
Fluid Capacity - Transmission and Torque Converter
Model 999 . . . . . . . . . . . . 8 liters (17 pints)
Cooling Method . . . . . . . . . . Water-Heat Exchanger in
Radiator Lower Tank
Fluid Pressure and Lubrication -
Model 999 Rotor-Type Pump
Gear Ratios - Model 999
First 2.74:1
Second 1.55:1
Third . . 1.00:1
Reverse 2.20:1
840603