Work With Automatic Disengagement Of Pto Shaft Clutch; Front Pto Shaft - Zetor CRYSTAL Series Operator's Manual

Work with automatic disengagement of PTO shaft clutch

Switch automatic disengagement of PTO shaft clutch by (A) switch with tractor at standstill with engine
running. Switching automatic disengagement of PTO shaft clutch is signalized by (B) display on the display
of the dashboard.
After switching the function with a switch (A), the rear PTO shaft is at standstill; this is signalized by blinking
of (B) symbol on the display of the dashboard.
Starting rear PTO shaft
Rear PTO shaft spins if the arms of three-point hitch are lowered lower than L-LIMIT is set and the tractor
goes at a rate faster than 0.3 km/h. When spinning the rear PTO shaft, the display of symbol (B) on the
display stops blinking.
Stopping rear PTO shaft
Rear PTO shaft stops if the arms of three-point hitch are lifted higher than H-LIMIT is set. When stopping
rear PTO shaft, the display of symbol (B) starts blinking on the display.
Restarting rear PTO shaft
For subsequent spinning of rear PTO shaft it is necessary to proceed in accordance with see Starting rear
PTO shaft.
If with Stopping rear PTO shaft also stopping of tractor occurs which lasts for more than three minutes,
there is a blockage of starting rear PTO shaft. (B) symbol is not displayed on the display, control on switch
(A) is blinking and PTO shaft does spin also when meeting the conditions for Starting rear PTO shaft.
If there is a blockage of blocking the starting of rear PTO shaft, it is necessary to switch the switch to (A)
position - off. Then switch the rear PTO clutch again by switch A according to previous articles.

Front PTO shaft

Front PTO shaft is equipped with a solid six or twenty-one
splined end point and it comes only in design of 1,000
revolutions.
Tractor may be equipped with front PTO shaft with varied
direction of spinning:
a - In compliance with the direction of engine
revolutions (standard)
b - Against the direction of engine revolutions
(*on request)
DRIVE OF AGRICULTURAL MACHINERY
C15N021
102
F_02_64