BDR-720 Adela PRO
3.5.5.4 C
UTTING
D
ISC
D
RIVE
T
ENSIONING
P
ULLEY
A
DJUSTMENT
1)
Remove the front plastic cover of cutting disc
3
on
Fig. 26
.
2)
Fig. 22
Loosen both nuts on the bowden cable control element (spanners No. 8 and 10).
WARNING!
The nut located closer to the groove in the middle part of the adjusting element features a
left thread
, i.e., it
gets loosen on the opposite side!
3)
Tighten the V-belt by turning the middle part of adjusting element
1
on
Fig. 22
for approximately 2-3 turns in the direction of
the arrow.
4)
Tighten both nuts on the adjusting element.
5)
Repeat the check per
. Continue tensioning until the requirement is met, and at the same time, the belt drive does not
drift
when the clutch lever of the cutting disc drive is released.
If it is not possible to meet the requirement from item
and
the belt pulley cannot be tightened more, it is necessary to
replace the V-belt with a new one.
Always check the function of the automatic brake when adjusting the pulley of the cutting disc drive belt!
3.5.5.5 C
HECK
OF
THE
F
UNCTION
AND
A
DJUSTMENT
OF
THE
A
UTOMATIC
C
UTTING
D
ISC
B
RAKE
•
Function check: Every time the disc drive clutch lever is released, the automatic brake must stop the spinning disc within 5 seconds.
Do not continue working with the machine until you clear the automatic brake fault.
If you are not sufficiently manually skilled, have the operations done by an authorised service centre.
1)
Remove the front plastic cover
3
on
Fig. 26
.
2)
Fig. 23
Loosen the inner and outer nuts (spanner No. 10) on the lower right rear adjusting screw on the machine frame.
3)
Screw in
the bowden cable adjusting screw in the direction of the arrow, so that the axial clearance of the bowden cable in the
adjusting screw head is 1 mm.
4)
Check the automatic brake function.
If the brake does not brake the cutting disc within
5 seconds even after its correct adjustment, contact a specialised service
centre.
3.5.5.6 C
HECK
OF
THE
W
HEEL
B
RAKE
F
UNCTION
AND
A
DJUSTMENT
•
Functionality check:
➔
When
N
eutral is engaged, and the brake lever is locked –
Fig. 4
C
- it must not be possible to manually move the machine.
•
Adjustment:
1)
Tighten the brake pad pressure adjustment nut located behind the left wheel –
Fig. 24
, tighten it by about ¼ turn.
2)
Test the brake function. If the machine is still moving, repeat the procedure.
•
Functionality check:
➔
Fig. 25
When the brake lever is released, the brake bowden cable must not feature any axial play in the adjusting screw on the
lever; the brake lever can be depressed and locked.
•
Adjustment:
1)
Loosen the adjusting screw nut (spanner No. 13) on the brake lever –
Fig. 25
.
2)
Tighten the loose cable by unscrewing the adjusting screw, then always tighten the screw nut.
88
It is manifested by the belt rattling and irregular drifting.
89
The condition of the bowden shaft clearance in the adjusting screw is met.
51
R
ev
iz
e
0
7
/2
0
2
1
Summary of Contents for Adela PRO BDR-720
Page 4: ...Z ru n list CZ...
Page 6: ...BDR 720 Adela PRO 6 Revize 07 2021...
Page 22: ...BDR 720 Adela PRO 22 Revize 07 2021...
Page 56: ...BDR 720 Adela PRO 56 Revize 07 2021...
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