Fan - direct drive
1 Tractor control unit
2
Hydraulic coupling, flow
3 Hydraulic coupling, return
4 Pressure gauge
5 Geared motor 6 cm³
6 Pressure limiting valve (in the engine)
A
B
2
3
1
4
5
6
Fan - PTO-shaft drive
1 Gear pump 61 cm³
2 Flow control valve
3 Pressure gauge
4 Geared motor 11 cm³
5 Pressure limiting valve (in the engine)
6 Oil cooler
7
Return filter
8 Hopper
1
2
3
4
5
6
7
8
A
A
P
B
B
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