CEMB USA C212 -A User Manual

INSTRUCTIONS FOR USE
I
Instructions for use
CONTENTS
1 - GENERAL 3
1.1 - GENERAL SAFETY REGULATIONS 3
1.2 - FIELD OF APPLICATION 3
1.3 - MAIN PARTS 3
1.4 - OVERALL DIMENSIONS 3
1.5 - TECHNICAL DATA 4
2 - HANDLING AND LIFTING 4
3 - START - UP 5
3.1 - ELECTRICAL CONNECTION 5
3.2 - PNEUMATIC CONNECTION 5
3.3 - ADAPTER MOUNTING 5
3.4 - WHEEL MOUNTING 5
3.5 - WHEEL GUARD ASSEMBLY AN
3.6 - LIFT 5
4 - CONTROLS AND COMPONENTS 6
4.1 - CONTROL PANEL AND DISPLAY 6
4.2 - AUTOMATIC DISTANCE AND DIAMETER GAUGE 6
5 - USE OF THE WHEEL BALANCER 7
5.1 - DATA SETTING 7
5.2.1 - STATIC UNBALANCE 8
MODIFYING SET DIMENSIONS 8
5.2.2 -
5.2.3 - EXACT POSITIONING OF THE ADHESIVE WEIGHT BY MEANS OF THE GAUGE WITH CLIPS 8
5.2.4 - OPPOSITE POSITION 9
5.2.5 - SPLIT FUNCTION (HIDDE
5.2.6 - UNBALANCE OPTIMIZATION 10
5.2.7 - AUTOMATIC MINIMIZATION OF STATIC UNBALANCE 10
6 - SET UP 11
6.1 - MENU 11
6.2.1 - RIM DISTANCE GAUGE 12
6.2.2 - DIAMETER GAUGEE40 M
6.3 - BALANCING MACHINE CALIBRATION 13
7 - ERRORS 14
7.1 - INCONSISTENT UNBALANCE READINGS 15
8 - ROUTINE MAINTENANCE (see exploded drawings) (for non specialized personnel only 15
8.1 - TO REPLACE THE DRIVING PULLEY 15
8.2 - TO REPLACE THE BRAKE PAD 15
8.3 - TO REPLACE THE FUSES 15
8.4 - MAINTENANCE OF THE PNEUMATIC CIRCUIT 15
D ADJUSTMENT (OPTION) 5
N ADHESIVE WEIGHTS) 9
12
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1 - GENERAL
1. 1 - GENERAL SAFETY REGULATIONS
The machine should only be used by authorized and suitably trained personnel. Do not use the machine for purposes other than those specifi ed in this manual. The machine should not be modifi ed in any way except for those modifi cations explicitly carried out by
specialised personnel. Never remove the safety dehyvices. Any work on the machine should only be carried out by specialised
personnel.
Carefully clean the coupling surfaces before performing any operation.
Avoid using strong jets of compressed air for cleaning. Use alcohol to clean the plastic panel or shelves (AVOID LIQUIDS CONTAINING SOLVENTS). Before starting the wheel balancing cycle, make sure that the wheel is securely locked on the adapter. The machine operator should avoid wearing clothes with fl apping edges. Make sure that unauthorized
personnel do not approach the machine during the work cycle.
Avoid placing objects inside the cabinet as they could impair the correct operation of the machine.
1.1.1 - STANDARD SAFETY DEVICES
Low rotation speed. STOP push button for stopping the wheel under emergency conditions. The safety guard (option) of high impact plastic is with shape and size designed to prevent risk of
counterweights from fl ying out in any direction except towards the fl oor.
A microswitch prevents starting the machine if the guard is not lowered and stops the wheel whenever
the guard is raised.
Protection system on LIFT control.
1.2 - FIELD OF APPLICATION
The machine is designed for balancing wheels of cars and motor vehicles weighing up to 250 kg. It can be operated in the temperature range of 0° to + 45°C.
1.3 - MAIN PARTS
WHEEL GUARD
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E N T E R
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z o z
S T A R
T
a b d
S T O P
S T A T I C
A L U
S T A T I C
CONTROL PANEL
AND DISPLAY
SHAFT ASSEMBLY
LIFT
LIFT CONTROL
AUTOMATIC GAUGE
PEDAL
1.4 - OVERALL DIMENSIONS
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1.5 - TECHNICAL DATA
Single-phase power supply 115 / 230 V 50/60 Hz
Protection class IP 54
Max.power consumption
Balancing speed 100 r.p.m. for cars - 70 r.p.m. for trucks
Cycle time for average wheel 7÷20 seconds
Balancing accuracy 1 gram for cars / 10 grams for trucks
Position resolution ± 1.4 °
Average noise < 70dB (A)
Rim-machine distance 0 - 335 mm (400 mm max. presettable)
Rim width setting range 1.5” ÷ 20” or 40 ÷ 510 mm
Diameter setting range 10” ÷ 30” or 265 ÷ 765 mm
Max. wheel weight 250 kg.
Max. wheel diameter 1300 mm
Max. wheel width 495 mm (super single)
Min/max. compressed air pressure 8 ÷ 10 Kg/cm
Air consumption per cycle 15 l. (at 8 Kg./cm2)
1,1 Kw
2
approx. 0.8 to 1 Mpa;
approx. 8 to 10 BAR;
approx. 115 to 145 PSI.
2 - HANDLING AND LIFTING
TO LIFT THE MACHINE, LEVER ONLY ON THE BASE WHERE THE 3 SUPPORT POINTS ARE LOCATED. N
EVER, UNDER ANY CIRCUSTANCE, APPLY FORCE TO OTHER POINTS SUCH AS THE SPINDLE, HEAD, OR ACCESSORY SHELF.
Check that the balancing machine touches the fl oor at the three support points. It functions properly without having to fasten it to the fl oor with wheels weighing up to 160 kg; for heavier
wheels, fasten it at the points indicated.
Options: Front wheel translation KIT Ground securing plate KIT
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E N T E R
g o
z o z
S T A
R T
a b d
S T O P
S T A T
I C
A L U
S T A T
I C
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3 - START - UP
3.1 - ELECTRICAL CONNECTION
T
HE ELECTRICAL CONNECTION MUST BE MADE BY SPECIALIZED PERSONNEL. CONNECTION TO THE SINGLE PHASE MAINS MUST
BE MADE BETWEEN PHASE AND NEUTRAL, AND NEVER, UNDERANY CIRCUMSTANCES, BETWEEN PHASE AND EARTH (GROUND).
E
FFICIENT EARTHING (GROUNDING) IS ESSENTIAL FOR CORRECT MACHINE OPERATION. THE MANUFACTURER DECLINES
RESPONSIBILITY AND WARRANTY IN THE EVENT OF INCORRECT CONNECTION.
ALL
Before connecting the machine to the mains through relative cable, check that the mains voltage matches the one shown on the nameplate at the back of the balancing machine. Rating of the electrical connection should be on the basis of the machine electrical power consumption (see nameplate).
The machine mains supply cable should be fi tted with a plug conforming to current regulations. It is recommended to provide the machine with its own electrical connection through a slow acting safety switch
rated at 4 A (230 V) or 10 A (115 V).
When connection is made directly to the main control panel without using any plug, it is advisable to padlock the
main switch of the balancing machine in order to limit its use to authorized personnel only.
3.2 - PNEUMATIC CONNECTION
The machine must be connected to the compressed air supply and must not be used if the pressure is below 5 kg/ cm2 (5 bar; 72 PSI; 0.5 MPa). The maximum input pressure is limited to 10 kg/cm2 (~10 Bar; ~145 PSI; ~1 MPa). The spinning and braking device is calibrated at the factory and cannot be modifi ed.
3.3 - ADAPTER MOUNTING
The wheel balancer is supplied complete with cone type adapter for fastening wheels with central bore. The threaded terminal is fi tted according to the dra wing; it can be removed to fi t optional adapters. It can be removed to fi t optional adapters.
3. 4 - WHEEL MOUNTING
The wheels should be fastened with one of the numerous adapters manufactured by the manufacturer (see enclosed brochures). Incorrect centering inevitably causes unbalance.
3.5 - WHEEL GUARD ASSEMBLY AN D ADJUSTMENT (option)
Fasten the components to the base as illustrated in the specifi c exploded drawing1.
The positions of these guards can be adjusted using the special screws accessed from inside the main support2.
With th3. e guard closed check that the microswitch prod has slipped into place on the ring; to this end, adjust the
angular position of the control ring if necessary.
3.6 - LIFT
The function of the lift is to make it easier to mount the wheel on the balancer spindle with the minimum manual effort. The pneumatic circuit of the machine has been designed to give the lift considerable fl exibility of movement in any position along its travel. The lift is driven with the control pedal.
DURING LIFT MOVEMENT, KEEP AWAY FROM ITS RANGE OF ACTION.
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