HYDROSTATIC POWER TRAIN
4203781 First Edition 5-3
5
Specifications
Test and Adjustment Specifications
Repair Specifications
Specification
Traction Pump Flow gpm (lpm) 30.1 (114) at 2800 rpm
Charge Pump Flow
gpm (lpm) 9.3 (35) at 2800 rpm
Forward System Relief Pressure
psi (bar) 3500 (241) at 2800 rpm
Reverse System Relief Pressure
psi (bar) 3500 (241) at 2800 rpm
Charge Pressure
psi (bar) 160 (11) at 2800 rpm
Hydrostatic Leakage Percentage
Ranges
0–10% = Good
11–20% = Marginal
21% and beyond = Bad
Specification
Front Axle Motor—Backplate
Assembly Screw Torque
lb-ft (N·m) 15–18 (20–24)
Front (Drive) Axle Assembly—U-Bolt
Nut Torque
lb-ft (N·m) 50 (67.8)
Front Axle—Ring Gear Screw Torque
lb-ft (N·m) 45–60 (61–81)
Front Axle—Pinion Nut Torque
lb-ft (N·m) 200–220 (271–298)
Front Axle—Pinion Rotation Torque
lb-in (N·m) 20–40 (2.3–4.5)
Front Axle—Bearing Cap Screw
Torque
lb-ft (N·m) 70–90 (95–122)
Front Axle—Backlash Tolerance
inch 0.005–0.008
Front Axle—Differential Cover Screw
Torque
lb-ft (N·m) 30–40 (41–54)
Rear Wheel Motor—Valve Housing
Screw Torque
lb-ft (N·m) 36–37 (49–50)
Rear Wheel Motor Hub Nut Torque
lb-ft (N·m) 175–200 (237–271)
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