Zetor 8621 Forterra turbo Operator's Manual page 86

AFTER 70 HOURS
At tractors Z 8621 - 10641drain the hot
oil from engine and exchange the full-
flow engine oil filter. Fill in the engine
with new oil to the prescribed level
(upper mark of oil dipstick - inspect it
after cranking the engine and stabilizing
the oil level). It is necessary to let the
engine run few minutes before refilling
the oil.
TRACTOR RUNNING IN
F 126
AFTER 70 HOURS
Check the torque of cylinder head (at the
cold engine, by prescribed torque in
prescribed sequence of screws).
Do checking, adjustment, head retigh-
tening and adjustment
clearance in an authorized service.
86
F 127
AFTER 70 HOURS
Remove and clean:
- magnetic element of transmission
suction filter (1)
- strainer element of transmission oil
of valve suction cleaner (2)
Exchange:
- paper element of full-flow fine cleaner
(3)
F 128