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Farmer 400
Fav 700
Fav 900
Transmission / Vario transmission unit
2V5 - flush valve (operation)
A
General
06/2000
1080
000002
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1/1
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2V5 - flush valve (operation)
PM-Picturemodule
PM-Picturemodule
PM-Picturemodule
PM-Picturemodule
PMTAB_Picture
Pressure at A, B max. 500 bar
Pressure at T max. 50 bar
Opening pressure: delta p = 7 bar between A
and B
PMTAB_Picture
Transmission in "neutral"
pA = pB, delta p < 7 bar
Piston is held in mid-position by spring force.
Both channels ( A, B ) are closed.
PMTAB_Picture
"Tractive mode"
pA > pB, delta p > 7 bar
Piston is pushed upwards via control bore XA .
Channel B is linked to T . Hot oil can flow from
low-pressure side B via T to discharge
connection and to oil cooler.
PMTAB_Picture
"Pushing mode"
pA < pB, delta p > 7 bar
Piston is pushed downwards via control bore XB .
Channel A is linked to T . Hot oil can flow from
low-pressure side A via T to discharge
connection and to oil cooler.