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Farmer 400
Fav 700
Fav 900
Transmission / enhanced actuation system valves
Checking valve unit
E
Testing
711 / 712 > 21/1001 - 714 / 716 > 21/2001; 900 > 23/3001
24.11.2000
1600
000001
E
a
3/3
Capitel
Docu-No.
Index
Date
Version
Page
Checking valve unit
Single e-box
4. Attach auxiliary actuation device (A) and operate transmission against high pressure.
PM-Picturemodule
Text-module
Checking turboclutch valve (4V4):
Turboclutch valve mechanically locked (tighten hexagon socket screw or operate actuating lever)
PMTAB_Picture
Measurement (example):
PH
Connection T
Possible cause of fault
250 bar
No oil flows from T
Fault in Vario transmission unit (shuttle valve, screw
coupling in pressure pipe); remove Vario transmission
unit.
250 bar
Oil flows from T
Leaky turboclutch valve (4V4) or clutch valve (4V5).
PH
Connection T
Possible cause of fault
250 bar
Oil flows from T
Leak in clutch valve (4V5) (replace)
500 bar
Oil flows from T
Electrical check of turboclutch valve Y004
(limit pressure)
Chapter 9000 Index E