Case 580SR Service Manual page 72

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1.3 TRANSMISSION CONTROLS
4x4 POWERSHUTTLE TRANSMISSION CONTROLS
1. GEAR LEVER: it is possible to select four for-
ward and four rearward travel gears.
2. TRANSMISSION DISCONNECT BUTTON: pri-
or to changing gear depress and hold down this
switch which disengages transmission drive, se-
lect the required gear with the gear lever and re-
lease the switch to re-engage drive.
3. LOADER ATTACHMENT CONTROL LEVER
4. TRANSMISSION DISCONNECT BUTTON: (on
loader attachment control lever) this button is
used to disengage the transmission in order to
increase loader attachment power.
SECTION 21 - TRANSMISSION
5. ROLLER FOR THE PROPORTIONAL CON-
6. POWERSHUTTLE TRANSMISSION DIREC-
NOTE: in reverse gear an audible alarm device
sounds.
7. HORN BUTTON
8. MECHANICAL DIFFERENTIAL LOCK PEDAL:
TROL OF LOADER BUCKET 4x1
TION LEVER: the movement of this lever from
the neutral position will engage the forward or
reverse travel.
pressing this pedal enables the differential lock
by locking the two rear wheels together, thus
balancing the drive; they unlock when the torque
of the two wheels are the same or when the
brake pedal is deeply pressed.
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