Snap-On EEWB334A Manuel Opérateur page 36

1
5-1.1
5-1.2
A
B
C
5-1.3
36
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Operation
5.0 Operation
This chapter describes how to operate the unit in order
2
to balance a wheel.
The standard balancing runs will be described fi rst.
In chapter 5.4 and up special modes and functions
will be described.
Be sure to be familiar with: - possible dangers,
- the unit,
3
5.1
Fig. 5-1 illustrates clamping a conventional car wheel
using a clamping adaptor on the central bore.
Fig. 5-2 illustrates clamping a stud hole located car
wheel or a car wheel without centre bore using a
universal clamping adaptor.
The range and applications of the clamping means are
described in separate leafl ets.
Fig. 5-1 Clamping adaptor to clamp centre bore located
car wheels
1 Cone for car wheels
2 Rim
3 Clamping head with clamping nut (quick–clamping
nut)
5.1.1 Mounting with universal
Fig. 5-2: Universal clamping adaptor for clamping stud
hole located wheels or wheels with closed rim. This
clamping adaptor is also capable of clamping centre bore
located wheels when suitable centring rings are used.
1 Rim
2 Quick–clamping nut
3 Centring ring for centre bore located car wheels
(optional extra).
—
5.1.2 POWER CLAMP
Fig. 5-3
The main shaft lock pedal has two functions
A
PEDAL DOWN: Stopping rotation
PEDAL UP:
The pedal also controls the POWER CLAMP, for
clamping the wheel on the balancer.
B
Power Clamp with jaws fully open.
C
Power Clamp with jaws fully closed.
By changing the mode of operation it is possible to
reverse the direction of actuation of the pedal.
F
4.0.
Clamping a wheel
locking device
F
Select the Vehicle type (
POWER CLAMP lock
F
1.0
5.5.1).