Corghi HD 900, Руководство оператора

Страница: 59 / 182

- E
nglIsh
- Operator's manual HD 900 59
UK
WHEELS WITH A
SIDE RING
BEAD BREAKING AND
DEMOUNTING
WHEELS WITH 3-PIECE SIDE RINGS
1) Clamp the wheel on the turntable, as previ-
ously described, and ensure that it is deflated.
2) Move the mobile control unit to work-
ing position C.
3) Lower the tool holder arm into its working
position until it hooks with the ratchet.
4)
Position the bead breaker disc flush with the
side ring, see Fig. 34 .
5) Turn the turntable and advance the bead
breaker disc with small forward movements fol-
lowing the side ring profile until the first bead
is completely detached.
N.B.: lubricate during this operation.
WARNING
For wheels with an inner tube, be ex-
tremely carefully when stopping the
bead breaker disc from moving forward
immediately after the bead is detached
to prevent damaging the valve and the
inner tube.
6) Repeat the operation, making the bead
breaker disc move forward against the side ring
(
see fig. 35 ) until the lock ring is freed, which
will be removed using the
side ring lever
or
with the help of the bead breaker disc.
7) Remove the side ring.
8) Move the tool holder arm away from the
rim edge.
Release the ratchet and lift the arm to the non-
working position.
Move the tool holder arm to the inner side of
the wheel.
9) Press the tool rotation lever and turn it 180°,
the tool will lock automatically. Lower the arm
to the working position.
10)
Turn the turntable and advance the bead
breaker disc with small forward movements
following the side ring profile until the second
bead is completely detached.
N.B.: lubricate during this operation.
Continue to push the tyre, moving the bead
breaker disc forward until about half the tyre
has come out of the rim (
see Fig. 36 ).
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