DEUTZ-FAHR AGROTRON 106 MK3, Workshop Manual

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10-22
1.2.5 HYDRAULIC GEARBOX AND SHUTTLE DISTRIBUTION VALVE
The function of the hydraulic gearbox distribution valve is to pilot and control the engagement of the gears in the
hydraulically-controlled gearbox .
The distribution valve controls the operation of:
A . the hydraulic gearbox control valve (1) to select S , H , M and L ratios
B. the shuttle control valve (2) to select FORWARD and REVERSE gears.
This distribution valve also supplies hydraulic fluid for the lubrication of the mechanical gearbox, the rear differential and
the rear PTO control shaft.
PILOT
PRESSURE
VALVE 10 bar
PILOT PRESSURE
VALVE 18 bar
P2
B1
S2
Y7
Y6
Y5
Y1
Y4
Y3
Y2
A
B
F
G
H1
G1
S1
W
G2
H2
D
C
VR
U R1
P1
P4
P4
VR1
VR2
Y8
CONTROL AND
LUBRICATING PUMP
D0005210
2
1
2
1
GEARBOX HYDRAULIC GEARBOX AND SHUTTLE DISTRIBUTION VALVE (Power Shuttle version)