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FOR:

PASSENGER CAR & LIGHT TRUCK WHEELS

OPERATION INSTRUCTIONS

Form

5787-1

Rev 04/19/2001

VPI SYSTEM I

COMPUTER WHEEL BALANCER

Содержание VPI System

Страница 1: ...FOR PASSENGER CAR LIGHT TRUCK WHEELS OPERATION INSTRUCTIONS Form 5787 1 Rev 04 19 2001 VPI SYSTEM I COMPUTER WHEEL BALANCER ...

Страница 2: ......

Страница 3: ...utomotive technician s responsibility to be knowledgeable of the wheels and tires being serviced It is essential to use proper service methods in an appropriate and acceptable manner that does not endanger your safety the safety of others in the work area or the equipment or vehicle being serviced It is assumed that prior to using the Model VPI System I Wheel Balancer the operator has a thorough u...

Страница 4: ...t 5 To reduce the risk of fire do not operate equipment in the vicinity of open containers of flammable liquids gasoline 6 Keep hair loose fitting clothing fingers and all parts of the body away from moving parts 7 Adequate ventilation should be provided when working on operating internal combustion engines 8 To reduce the risk of electric shock do not use on wet surfaces or expose to rain 9 Do no...

Страница 5: ...ge 10 4 2 2 Mounting of Light Truck Wheels Page 11 4 3 Mode Selection Page 11 4 3 1 Weight Placement Modes Page 11 4 4 Selecting Operator Preferences Page 12 4 4 1 Fine Balance Mode Page 12 4 4 2 Ounce Grams Conversion Page 12 4 4 3 Inch Millimeter Conversion Page 12 4 4 4 Selection of Operator A B Page 12 4 5 Entering Rim Parameters Page 13 4 5 1 Entering Distance offset with SAPE Page 13 4 5 2 E...

Страница 6: ...is manual is a part of the balancer product Read carefully all warnings and instructions of this manual since they provide important information concerning safety and maintenance 1 2 BALANCER APPLICATION The John Bean wheel balancer model VPI System I is intended to be used as a device to balance car and light truck wheels within the following range Maximum wheel diameter 44 1117mm Maximum wheel w...

Страница 7: ...acement accuracy to as low as 7 Weight imbalance accuracy to 2 grams Self test check with every power up cycle Fast operator calibration Pre programmed Error Codes indicate procedural errors or safety concerns SPEED and DURABILITY Automatic distance entry Simply touch the distance arm to the wheel the distance parameter is auto matically entered Quick clamp speed nut reduces wheel mounting time Ca...

Страница 8: ... 8 02040A1 Disk Pressure 7 8 02140A Quick Nut 8 EAM0005D40A Weight Calibration 9 EAM0005D15A Stub Shaft 10 EAA0247G21A Caliper Rim Width 11 EAC0060G02A Flange Cover Hook 12 EAM0006G01A Pin Accessory Figure 1 Figure 2 1 6 OPTIONAL ACCESSORIES Weight Pliers P N 26 Figure3 Versatile weight hammer plier In addition to ham mering on weight and used weight removal the model 26 hammer plier can be used t...

Страница 9: ...ure the machine to the floor Install the machine in a dry covered area The installation of the machine requires a working area of at least 54 x 52 1372 x 1321 mm Figure5 1 9 INSTALLATION INSTRUCTIONS CAUTION CAREFULLY REMOVE THE BALANCER FROM THE PALLET Remove the hardware that secures the machine to the pallet and slide the balancer onto the floor where it is to be installed THE UNIT IS HEAVY AND...

Страница 10: ...be Secure the guard with 3 8 hard ware Figure 8 2 2 ELECTRIC INSTALLATION ANY ELECTRICAL WIRING MUST BE PER FORMED BY LICENSED PERSONNEL ALL SERVICE MUST BE PERFORMED BY AN AUTHORIZED SERVICE TECHNICIAN Check on the plate of the machine that the electrical specifications of the power source are the same as the machine The machine uses 115VAC 50 60Hz 1Ph 8 0 Ampere 230VAC units are available if req...

Страница 11: ...h Press this key to enter the rim width Use the rim width calipers for measurement 11 Rim Diameter Enter the rim diameter after press ing this key Read the size stated on the tire sidewall 12 ALU S and Spoke Mode Activates the ALU S or Spoke Mode Each time this button is pressed pro gramming toggles between the two 13 Rim Offset This key is used to enter the rim offset position using the numbers f...

Страница 12: ... wheels have accurately machined center holes and they should be mounted with center cones Accurate balancing de pends on accurate mounting of the wheel and correct seatingoftheconeinthepilothole Insurethatthewheel is centered on the shaft exactly as it will be mounted to the vehicle Before starting any balancing procedure it is very im portant that the wheel is mounted on the machine with the pro...

Страница 13: ...s place in the default 2 plane dynamic mode which is displayed as 2 PL location 1 Hammer on clip weights will be placed on both inside and outside of the rim edge If required select an optional weight placement mode by pressing the Mode button until the appropriate placement mode is displayed 4 3 1 WEIGHT PLACEMENT MODES Before spinning the wheel although it may be done af terwards choose the appr...

Страница 14: ...to toggle the display resolution between 5g 0 25 oz and 1g 0 05 oz 4 4 2 OUNCE GRAMS CONVERSION When the machine is first turned on it is preset to dis play the imbalance in ounces If the display in grams is desired press the F button followed by the UP or Down arrow button until P 3 is displayed Repeat the procedure for converting back to ounces 4 4 3 RIM DIAMETER IN MILLIMETERS The rim diameter ...

Страница 15: ...dth calipers Measure wheel where corrective clip on weight would be applied Figure 24 Enter the measured width by pressing the UP or Down arrow button until the desired value appears in the center display 4 5 3 Manual Parameter Entry In the event of automatic gauge failure the dis tance values can be input manually 4 5 3 1 Manual Distance Entry Move the dis tance gauge arm to touch the inner edge ...

Страница 16: ...eck if the balancing mode selected is the most appropriate If not choose the right mode and respin C The wheel weight could have been placed at a wrong position To check this position the wheel at the cor rection position for the outer plane If the wheel weight previously attached is in sector L or R Figure25 move the wheel weight up about 1 2 54cm If the wheel weight is in sector D cut a piece of...

Страница 17: ... the inflation valve is at 12 o clock See Figure 26 Press F to store the valve position the display will then read SPN 1 NOTE The F button can be pressed more than once every time the F button is pressed the valve position is remembered by machine as a reference point 2 Lower the wheel guard to spin the wheel when the shaft reaches the balancing speed the display reads ACH 1 accompanied with a sho...

Страница 18: ... amount of remaining imbalance the op erator can continue match mount Machine displays CrS r and tur tir alternatively This instructs the operator to turn the wheel and make a double cross mark XX on the right side of the tire at 12 o clock posi tion when the right center position LED turns to green See Figure 29 NOTE If you do not intend to continue minimization you can press the Cancel Stop Butt...

Страница 19: ... optimization is to be continued with flipping tire pro ceed as described below 3 Deflate the tire then flip turning the valve to point the XX mark on the tire as in procedure 2 4 Inflate the tire and mount it to shaft again Press the F Button 5 The machine displays VAL tOP Turn the wheel to make valve at top position 12 o clock and then press F button The machine will store the valve position 6 T...

Страница 20: ...t and position with its color LEDs Rotate the wheel until the left Green LED indicates cor rect position for the left correction weight 7 Extend the gauge arm The left display shows the weight amount to be applied the right display shows the distance the gauge arm has to travel to get to the correction plane A high beep will sound when the cor rect position is reached at the same time the right di...

Страница 21: ...p dead center position indicated by the center green LED Extend the SAPE until the right reading says 0 place indicated weight in the position directed by the SAPE 6 Rotate the wheel to the outside plane top dead center posi tion indicated by the center green LED press the F button to indicate top dead center NOTE Mark the tire to assist in referencing the corrective weight top dead center 7 The d...

Страница 22: ...L R meaning which plane should be split 3 Press the STOP button alternately to toggle be tween the left and right plane 4 Once the desired plane is chosen press the F button The machine splits the weight into two parts The split weight is 60 of the original weight The position is 33 6 from each side the original posi tion 5 If the displayed weight is less than 2 oz 56 7 grams the machine will disp...

Страница 23: ... guard or press enter to spin the shaft with wheel tire assembly See Figure 39 Displays CAL 1 as the machine is collecting data and performing calculations After taking data the shaft is automatically braked to a stopped The display will read SPN 2 3 Spin shaft with calibration slug on the left side Mount calibration slug to inside edge of shaft mounting plate as shown in Figure 40 Lower the wheel...

Страница 24: ...l the display reads F 80 press EN TER to continue 3 The display will read CAL SAP for one second This means CALibration of SAPE The display will then read SAP OUT 4 Gently pull the SAPE arm OUT until it is fully extended Figure 41 hold it steady for about 1 second or until beep 5 Display will read H POS followed by a beep Return the arm to the home posi tion Figure 40 The display will read CAL End...

Страница 25: ...ANCE OR RE PAIRS ARE ATTEMPTED THE MACHINE MUST BE DISCONNECTED FROM THE ELECTRIC SUPPLY This balancer does not require any special maintenance but the following precautions are required A Periodically wash all plastic parts with a glass cleaner Wipe with a dry cloth B Clean all adapters regularly with a nonflammable liq uid detergent all Lubricate with a thin layer of oil C Periodically perform a...

Страница 26: ...NOTES ...

Страница 27: ...4A 04 19 2001 wdc copyright 2001 Printed in the USA USA John Bean 309 Exchange Avenue Conway Arkansas 72032 Tel 800 362 8326 or 501 450 1500 Fax 501 450 1585 FRANCE John Bean Snap On Equipment France Z A Du Vert Galant 15 rue de la Guivernone BP 7175 95310 Saint Ouen L Aumone Tel 33 1 3448 5878 Fax 33 1 3448 5879 UNITED KINGDOM Snap On Equipment Ltd John Bean Equipment Group Old Medow Road Kings L...

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