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For this operation, proceed as outlined below.
1) Unscrew the nut (A), loosen the screw (M) and re-
move the casing (B).
2) Move the tensioner (C) to slacken the chain (D).
CAUTION
The tensioner could move unexpectedly, causing in-
jury to the hands.
Proceed with the utmost caution.
3) Unscrew the nut (E) and remove the pinion (F).
4) Unscrew the screw (G) and remove the pinion (H).
Replacing the ploughshare
For this operation, proceed as outlined below.
1) Unscrew the nut (A).
2) Loosen the screw (B).
3) Remove the casing (C).
4) Move the tensioner (D) and remove the chain (E).
CAUTION
The tensioner could move unexpectedly, causing in-
jury to the hands.
Proceed with the utmost caution.
5)
Unscrew the nut (F).
6)
Remove the pinion (G).
7)
Remove the circlip (L).
8)
Lift and hold the clamping device (M).
9)
Push the share forwards and turn it so it is facing
downwards.
10) Hold the ploughshare and remove the screw (N)
and washer (P).
11) Set the new ploughshare into place.
For the assembly, carry out the same operations as
for disassembly but proceeding in reverse order..
NOTICE
During assembly, fit the Plant Control device inside
the ploughshare.
Make sure the flexible plate is centred with respect to
the share (see "Symmetrical adjustment of the flexi-
ble plate with the ploughshare").
English language
INFORMATION CONCERNING REPLACEMENTS
5) From the range of pinions (L), select the most suit-
able pinion to obtain the required plant spacing (see
page 22).
6) Fit the new pinions and tighten the screw (G) and the
nut (E).
7) Fit the chain on the pinions and the tensioner.
NOTICE
Fit the chain with the joining link positioned as
shown in the figure.
8) Fit the casing (B), tighten the nut (A) and the screw
(M).
B
UN41-0765MP
UN41-0766MP
37
C
A
N
8
D
E
F
G
M
L
H
P
Use and maintenance
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