PIEROBON TD 21 Series, Руководство оператора и запасные части

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27
Picture 40
Picture 39
Picture 41
S) Maintenance Jobs
1) Adjusting front cutting coulter side gap:
a) Remove the cutting coulter by taking out the central
bolt.
b) Remove the hub cover,
(Picture 39-A)
, take out the conical
bearing
(Picture 39-B)
and proceed to remove all shim
washers necessary till the set rotates freely
(Picture 39-C).
Shim washers for adjustment, can be placed in any of the
bearings.
a) Remove gauge wheel and its arm by taking out the
adjusting bolt
(Picture 40-A).
b) Remove safety ring
(Picture 41-A)
and plastic cover
(Picture
41-B)
from opener disk hub.
c) Remove central bolt
(Picture 41-C)
, guide bushing
(Picture41-D),
bearing
(Picture 41-E),
and shim washers till the
set rotates freely
(Picture 41-F).
d) Reassemble, reset cover, safety ring, clean and seal, if
possible, with textured water paint.
e) Replacing opener disks: Diameter of an opener disk is
15.5”. Replace disk if its diameter is 13.5” due to disk
wear.
T) Periodical maintenance jobs, cleaning and lubrication
1)
Preventive maintenance jobs to carry out after 20 and
100 operation hours:
After the first 8 hours´operation, proceed to tighten
all the bolts in the machine, mainly those found at:
a) Bearing housings in parallel arms shafts (wheels
support).
b) Supporting brackets in work hitch and chassis
crossbeams.
c) Supporting brackets in transport hitch linkage.
d) Row markers seat and supporting brackets.
e) Supporting anchorage of drive wheel set.
f) Bearing housings in pivot shafts of drive wheel set.
g) Bolts in wheels hubs.
h) Seed box/ chassis linking bolts.
i) Gearboxes fixing bolts.
j) Bolts in row unit.
k) Bolts in wheels locks.
REPEAT THIS PROCEDURE AFTER 100 HOURS´
OPERATION
These adjustments are carried
out in the same way in gauge
wheels hubs and closing
wheels hubs.
IN OPENER DISKS HUBS ONLY
Important: when you do this
adjustment, the hub central bolt on
the RIGHT SIDE is RIGHT-HAND
THREADING and the one on
the LEFT SIDE is LEFT-HAND
THREADING
(looking at the machine from behind).
2) Adjusting Opener disks hubs with bearings.
B
C
A
A
A
B
D
C
E
F
WARNING
WARNING