Mechanical Unlock Of Carrier Hooks; Hydraulic Unlock Of Carrier Hooks - Zetor 8621 Forterra turbo Operator's Manual

MECHANICAL UNLOCK OF CARRIER
HOOKS
Carrier hooks are unlocked by lever
located on the left hand side of driver 's
seat.
a - transport position
b - hook of hitch is unlocked (lowered)
1. Lift hydraulic arms into the upper
position (with position control)
2. Move the pick up hitch control lever
into position (b) and keep it.
3. Lower hydraulic arms
position " release the lever of pick up
hitch control within lowering ope-
ration " it comes back into its
previous position.
4. Attach or disattach the trailer.
5. Lift hydraulic arms into upper posi-
tion.
TRANSPORTATION
F 141
6. Hooks snap under pins; afterwards
lower hydraulic arms a little.
7. Telescopic links must not be
stretched! Keep the minimal play
(x)!
into low
F 142
HYDRAULIC UNLOCK OF CARRIER
HOOKS
At tractors equipped with ∗ hydraulic
control of pick up hitch the pick up hitch
lowering is controlled by selective control
valve lever (usually right SCV lever or
according to operator's choice).
1. Lift hydraulic arms into the upper
2. Apply pressure oil into quick-coupler
3. Lower rear three point hitch into its
95
position (with position control).
where the hydraulic cylinder
connected. Carrier hooks
unlocked by this way
subsequently return the lever into its
neutral position.
low position.
F 143
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