Jacobsen 62287 - Power Train

SPECIFICATIONS AND GENERAL INFORMATION
4247530-Rev A 2-9
2
Power Train
Test Specifications
Gear Pump Section 1 Flow gpm (lpm) 8.7 (32.8) at 3400 rpm
Gear Pump Sections 2–5 Flow
gpm (lpm) 5.6 (21.2) at 3400 rpm
Traction Relief Valve Pressure Setting
psi (bar) 1500 ± 10% (103 ± 10%)
Left Reel Relief Valve Pressure Setting
psi (bar) 1500 ± 10% (103 ± 10%)
Hydraulic Leakage Percentage Ranges 0–10% = Good
11–20% = Marginal
21% and Beyond = Bad
Repair Specifications
Gear Pump—Mounting Screw Torque lb-ft (N·m) 17–21 (23–28)
Gear Pump—Coupler Set Screw Torque
lb-in. (N·m) 130–160 (15–18)
Gear Pump—Inlet Port Fitting Torque
lb-ft (N·m) 37 (50)
Gear Pump—Sections 2–5 Outlet Port Fitting Torque
lb-ft (N·m) 25 (18)
Gear Pump—Section 1 Outlet Port Fitting Torque
lb-ft (N·m) 52 (70)
Gear Pump—Rear Cover-to-Pump Body Retaining
Screw Torque
lb-ft (N·m) 52 (70)
Traction Metering Valve—Ports “A” and “C” Fitting
Torque
lb-ft (N·m) 30 (41)
Traction Metering Valve—Port “B” Fitting Torque
lb-ft (N·m) 35 (47)
Front Wheel Motor—Inlet and Outlet Fitting Torque
lb-ft (N·m) 30 (41)