MacDon 9250 Operator's Manual page 160

Traction Drive: Hydraulic Schematic – Turbo Units
1 - Pump
2 - Left Wheel Motor
3 - Right Wheel Motor
4 - Reservoir
5 - Oil Cooler
6 - Filter (500 psi)
7 - Charge Pump Relief Valve (cracking
pressures: 190 psi except Australian
250 psi Australian units)
8 - Oil Pressure Switch (remove to attach
pressure gauge)
9 - Filler / Dipstick
10 - To Cylinder Control Valve (12 gpm)
11 - To Header Drive Control Block (19 gpm)
12 - Return from Cylinder Control Valve (see
Header & Reel Lift Schematic)
13 - To Header Clutch Cylinder
14 - 2 Speed Motor Control Valve
Form 46584
Traction Drive: Hydraulic Schematic – Naturally Aspirated Units
1 - Pump
2 - Left Wheel Motor
3 - Right Wheel Motor
4 - Reservoir
5 - Oil Cooler
6 - Filter (500 psi)
7 - Charge Pump Relief Valve (150 psi)
8 - Oil Pressure Switch (remove to attach
pressure gauge)
9 - Filler / Dipstick
10 - To Cylinder Control Valve (12 gpm)
11 - To Header Drive Control Block (20 gpm)
12 - Return from Cylinder Control Valve (see
Header & Reel Lift Schematic)
13 - To Header Clutch Cylinder
Issue 11/06