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REV. 01 2020

 

14 / 28 

 

 

On most wheels, the inner side of the wheel hub usually has the most uniform surface for wheel 
balancing. Always center the wheel by the most uniform shaped side of the hub to achieve the 
most accurate balance. 

 

Regardless of mounting type, always make sure that the wheel is forced firmly against the shaft 
faceplate and that the quick locking nut is tightened. To assist in centering the wheel properly, 
rotate the wheel and the shaft while tightening the nut. 

 
 

6.2.1

 

STANDARD BACK CONE MOUNTING (ref. Fig. 10) 

 

 

Carefully clean the component surface before performing any operation.

 

 
Most steel wheels can be mounted properly using this method. The wheel is centered on a cone from 
the inner side of the hub.  

 

 

S

elect  the  cone  that  best  fits  the  centre 

hole  in  the  wheels.  Slide  the  cone  onto 
the  shaft  with  the  large  end  towards  the 
faceplate.  

 

L

ift the wheel onto the shaft and centre it 

on the cone. 

 

A

ttach  the  pressure  cup  to  the  quick 

locking nut and install the assembly onto 
the shaft. Tighten securely. 

 

 

 
 
 

6.2.2    STANDARD FRONT CONE MOUTING (ref. Fig. 11) 

 
A wheel should be centered by the outer side of the hub only when the inner surface will not provide 
an accurate surface to center on. 
 

 

S

elect  the  cone  that  best  fits  the  center 

hole in the wheel. 

 

L

ift the wheel onto the shaft and slide it 

back against the shaft faceplate. 

 

Slide the cone onto the shaft and into the 
center of the wheel. You will need to lift 
the  wheel  to  seat  the  cone  in  the  centre 
hole.

 

 

I

nstall the quick locking nut (without the 

pressure  cup)  onto  the  shaft.  Tighten 
securely against the cone 

 
 
 
 
 

Fig. 10 

Fig. 11 

Summary of Contents for GM - U95 PRO

Page 1: ...REV 01 2020 1 28 USE AND MAINTENANCE MANUAL WHEEL BALANCER WITH MICRO PROCESSOR GM U95 PRO...

Page 2: ...roughout this manual the following symbols and printing characters are used to facilitate reading Indicates the operations which need proper care Indicates prohibition Indicates a possibility of dange...

Page 3: ...1 SPACE REQUIRED 4 2 SHAFTASSEMBLY 4 3 WHEEL GUARD MOUNTING 4 4 ELECTRIC CONNECTION 8 8 9 9 5 CONTROL PANEL AND MENU FUNCTION 10 5 1 DISPLAY PANEL 5 2 CONTROL PANEL 10 11 5 3 MENU FUNCTION 12 6 OPERA...

Page 4: ...should be taken as correct 1 3 MANUAL KEEPING For a proper use of this manual the following is recommended Keep the manual near the lift in an easily accessible place Keep the manual in an area protec...

Page 5: ...el under emergency conditions A wheel guard of high impact plastic that is designed to prevent the counterweights from flying out in any directing except toward the floor A switch interlock system pre...

Page 6: ...body G Foot brake H Wheel weight tray I LED lighter J Control panel K Laser pointer on 6 o clock 2 6 TECHNICAL SPECIFICATION Max wheel weight 75kg Wheel diameter 39 1000mm Rim diameter 10 32 255 810m...

Page 7: ...SPORTATION UNPACKING AND STORAGE transported in its original packaging shown on the package itself may be moved by means of a fork lift Insert the forks at the points shown cardboard and the nylon bag...

Page 8: ...on preferably concrete The balancer must sit solidly on its three feet If the balancer is not leveled the balancer will not and may produce inaccurate balance readings elect a location for the balance...

Page 9: ...mproper electrical hook up can damage motor and will not be covered under warranty The machine is supplied with a single phase mains cable plus earth ground Check to make sure the characteristics of y...

Page 10: ...position of application for correction weights 3 Digital readouts AMOUNT OF UNBALANCE inside 4 LED indicator POSITION OF UNBALANCE inside 5 Indicator inner adhesive weight position at 6 o clock 6 Indi...

Page 11: ...signal is enabled pressing of any push button is accompanied by a Beep Fig 8 CONTROL PANEL 1 Unbalance reading selection 2 Unbalance mode selection 3 Function selection UP 4 Rim parameters selection...

Page 12: ...OPT function DIAMETER mm inch WIDTH mm inch WHEEL GUARD on off Start from GUARD closing Approx 1 5g or 0 1 0 25oz BEEP on off Entry SET UP menu g oz unbalance measurement unit See SELF CALIBRATION cha...

Page 13: ...ne Performing a spin can be started by pressing START button or closing the wheel guard if START FROM GUARD CLOSING is enabled When the figures have been established the spin is automatically braked t...

Page 14: ...the inner side of the hub Select the cone that best fits the centre hole in the wheels Slide the cone onto the shaft with the large end towards the faceplate Lift the wheel onto the shaft and centre...

Page 15: ...alues also can be entered either manually or automatically At special request the machine can be supplied with the automatic B gauge 6 3 2 AUTOMATIC ENTRY OF A D Move the A D gauge to measure the A an...

Page 16: ...the initial screen press Fig 16 Correction of outer side Correction of inner side 6 4 2 STATIC MODE The static mode is used for motorcycles or narrow wheels when it is not possible to place the count...

Page 17: ...pointer is actuated to point to 6 o clock adhesive position Fig 19 Balancing of light alloy rims with application of adhesive weights on the rim shoulders Both weight positions are at 6 o clock Balanc...

Page 18: ...ed with the adhesive weights and then measure the dimensions as shown in the diagram Fig 20 Pay attention to press to memorize A1 dimension which should be measured at first then measure AE dimension...

Page 19: ...asured at first then measure AE dimension which will be memorized automatically Fig 22 Press After performing the balancing spin manually rotate the wheel to the unbalance position to clip on the weig...

Page 20: ...se the first spoke of two adjacent spokes Rotate the wheel to move the first spoke to 12 o clock position Press to memorize the position Choose the second spoke of two spokes Rotate the wheel to move...

Page 21: ...ing the static balance press If the unbalance amount shown on the digital readouts is exceeding 30g the digital readouts display YES OPT In this case start OPT function Mark with chalk reference point...

Page 22: ...change Press to end SELF DIAGNOSIS CHAPTER 7 SET UP 7 1 SELF DIAGNOSIS Fig 25 Rotate the wheel in direction of rotation the readouts display from 0 to 255 Rotate the wheel in reverse direction of rota...

Page 23: ...7 2 CALIBRATION To access SELF CALIBRATION menu refer to Fig 8 For the self calibration proceed as follows Fig 26 Weight calibration Distance A gauge calibration Diameter D gauge calibration Width B...

Page 24: ...t spin under normal condition Rotate the wheel manually to 12 o clock and apply 100g weight on the inner side of the rim Start the second spin After the second spin rotate the wheel manually to 12 o c...

Page 25: ...ress to memorize To exist press Place the supplied calibration meter on the HIGER PROFILE surface of shaft 0 position and then set the gauge tip into the lower hole of the meter Place the supplied cal...

Page 26: ...not be held responsible for complaints deriving from the use of spare parts made by other manufacturers or for damage caused by tampering or removal of safety systems 8 2 ORDINARY MAINTENANCE This ba...

Page 27: ...place 3 Reconnect 4 Check for correct voltage 5 Replace The diameter measured is not correct 1 The gauge is not positioned correctly when measuring 2 The gauge is not calibrated 1 Position the gauge c...

Page 28: ...ES PF 211 Universal flange Universal flange for wheels with without central hole suitable for any vehicle wheel with 3 4 5 holes 1 Complete flange 2 Holes detector 3 Pre centering cone 4 T hexagonal w...

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