Zetor 8621 Forterra turbo Operator's Manual page 19

CAB FILTRATION
Check and eventually clean cab filters
located under the roof in front part. Filter
exchange interval depends upon dust-
iness of working condition. The partial
regeneration of filters can be done by
shaking-out or blowing by press air.
Filters are accessible after removing of
grills located in front of cab roof.
PREVENTIVE DAILY SERVICE
F 17
HITCHES
Check the status of hitches and attach-
ments including the trailer.
19
F 18
AFTER OPERATION WITH FRONT
IMPLEMENTS
Remove the front mask to be able to
blow out impurities outside the tractor.
Clean the front part of radiators (radia-
tors of transmission, AC condenser) by
the press air, blow it in direction from the
engine. Remove the rest of impurities
under the bonnet, otherwise their re-
peated suction into the cooling system
might appear.Inspect front three-point
hitch hydraulic circuit for leaks.
F 19