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TM 10-3930-671-24
line. Oil from control valve delivered to clutches thru
passages in housing and oil distributor sleeve and seal
rings at forward-clutch end of turbine/clutch shaft.
Excess pump oil volume and converter-out oil flows to oil
cooler and returns to transmission housing at base of
control valve then thru center of turbine/ clutch shaft
back to converter.
Specifications
Model:...............................................................................................................................................Clark TA18 Transaxle
No. Ratios............................................................................................................................ I-speed, forward and reverse
Overall Ratios: ....................................................................................................................(Fwd) 15.857:1 (Rev) 16.168:1
Transmission Ratio:...............................................................................................................(Fwd) 2.846:1 (Rev) 2.902:1
Drive Axle Ratio.......................................................................................................................................................5.571:1
Ring & Pinion Gear Type:.................................................................................................................................Spiral bevel
Differential Type: ....................................................................................................................................................2-pinion
Torque Converter Size: ........................................................................................................................................... 11 inch
Torque Converter Stall Ratio:....................................................................................................................................3.00:1
Main Hyd Pump Drive Ratio: ................................................................................................................. 1.03 x Engine rpm
Charge Pump Flow, min.:.................................................................................................................9.1 gpm @ 1800 rpm
Regulator Valve Pressure:................................................................................................................................150-190 psi
Converter In/Lube Pressure, min.: ............................................................................................................................ 30 psi
Clutch Pressure, Fwd & Rev, max: ..................................................................................................................135-170 psi
Dry Weight:............................................................................................................................................................. 600 lbs.
Oil Capacity, Initial Fill: .........................................................................................................................................16 quarts
Oil Capacity, Refill: ...............................................................................................................................................13 quarts
Transmission Fluid: .......................................................................................................AMOCO 1000, Texaco 1893 TDH
Figure 1. GP X 25 Powertrain: TMD27 (2.7L) engine and TA18 transaxle (right side view)
F-346
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