John Bean EHP System I Operation Instructions Manual Download Page 10 | Manualshive

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1.0

INTRODUCTION

Congratulations on purchasing the JBC EHP Series elec-
tric/air tire changer. This tire changer is designed for
ease of operation, safe handling of rims, reliability and
speed. This combination of features means more profit
and added versatility for your shop, enabling you to work
with aluminum or magnesium alloy wheels without dam-
aging customer’s rims. With a minimum of maintenance
and care your JBC EHP Series Tire Changer will provide
many years of trouble-free operation.

Please read this manual thoroughly before operating
the unit. Instructions on use, maintenance and opera-
tional requirements of the machine are covered in this
manual.

1.1

SPECIFICATIONS

Operation temperature range

+41/+122 F (+5/50 C)

Electric-air tire changers for car, light commercial ve-
hicle and motorcycle tires designed for one-piece rims.

System I

Weight

400 lbs (181 kg)

Air pressure required

110-170 psi (8-12 bar)

Bead breaker force

3300 lbs (kN 15)

Motor 110 VAC 60Hz

1 Hp (kW 0.75)

Max. turntable torque

740 ft-lb (Nm 1000)

Max. wheel diameter

40" (mm 1016)

Max. wheel width

12" (305mm)

Rim diameter outside locking

10"-18"(254-457mm)

Rim diameter inside locking

12"-20"(305-508mm)

Motorcycle wheels with adapters 15"-23"(381-584mm)

System II and III

Weight
System II

530 lbs (240 kg)

System III

572 lbs (260 kg)

Air pressure required

110-170 psi (8-12 bar)

Bead breaker force

3300 lbs (kN 15)

Motor 110 VAC 60Hz

1 Hp (kW 0.75)

Max. turntable torque

740 ft-lb (Nm 1000)

Max. wheel diameter

50" (mm 1270)

Max. wheel width
System II

12"(305.0mm)

System III

17"(431.8mm)

Max. Bead Breaker rim width
System II

13"(330.0mm)

System III

16.5"(419.1mm)

Rim diameter outside locking

10"-18"(254-457mm)

Rim diameter inside locking

12"-20"(305-508mm)

Motorcycle wheels with adapters 15"-23"(381-584mm)

Swing Arm
Detail

Jaw and Air
Jet Detail

7

8

15

546a

Figure 1

21

1.2

NOMENCLATURE

Before installing and using the JBC EHP Series Tire
Changer it is suggested that you become familiar with
the nomenclature of the machine’s components.
1

Vertical slide

2

Swing arm

3

Swing Arm Adjustment knob

4

Lock lever

5

Mount/demount head

6

Tower or column

7

Turntable

8

Clamping Jaws

9

Bead breaker arm

10 Bead breaker blade
11 Bead breaker pads
12 Foot pedal controls
13 Inflation gauge
14 Bead seater/inflator pedal
15 Inflation jets
16 Safety restraint arm (Optional)
17 Safety restraint positioning knob (Optional)
18 Inflation hose
19 Lube bottle
20 Mount/Demount Tool
21 Safety Restraint Arm Anti-rotation Lock

For Reference Only

For Current Info See Equiserv.com

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Summary of Contents for EHP System I

Page 1: ...EHP System I II and III High Performance Tire Changers Operation Instructions Form 5843 For Reference Only For Current Info See Equiserv com ...

Page 2: ... BLANK PAGE For Reference Only For Current Info See Equiserv com ...

Page 3: ...of Snap on Incorporated It or any of the information contained within shall not be used copied or reproduced without express written consent of John Bean or its holding company TRADEMARK NOTICE John Bean is a trademark of Snap on Incorporated For Reference Only For Current Info See Equiserv com ...

Page 4: ... BLANK PAGE For Reference Only For Current Info See Equiserv com ...

Page 5: ...nician s responsibility to be knowledgeable of the wheels and tires being changed It is essential to use proper service methods and change tires 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 EHP Series Tire Changers the operator has a thorough understa...

Page 6: ...or greater than that of the equipment should be used Cords rated for less current than the equipment can overheat Unplug equipment from electrical outlet when not in use Never use the cord to pull the plug from the outlet Grasp plug and pull to disconnect Do not expose the equipment to rain Do not use on wet surfaces Plug unit into correct power supply Do not remove or bypass grounding pin Contact...

Page 7: ...ces Do not use tools other than those supplied with tire changer Do not bypass any safety features Use proper tire lubricate to prevent tire binding Contact with moving parts could cause injury Risk of eye injury Flying debris dirt and fluids may be discharged during bead seating and inflation process Remove any debris from tire tread wheel surfaces Remove excess tire lubricant before inflating We...

Page 8: ...gned for this purpose Lock turntable Clamp on inside of rim before attempting to inflate tire Use approved tire bead lubricant before removing or installing tire on rim ALWAYS position the Safety Restraint Arm over the wheel to hold it to the turntable while inflating if so equipped If a tire explodes on this tire changer STOP using it until the Safety Restraint Arm has been replaced which must be...

Page 9: ...autions Page 14 2 0 Installation Page 14 2 1 Electric Installation Page 15 2 2 Air Installation Page 15 3 0 Controls Page 16 4 0 Mounting and Demounting precautions Page 17 4 1 Demounting Tubeless Tires Page 17 4 2 Mounting Tubeless Tires Page 20 4 3 Inflating Tubeless Tires Page 21 5 0 Demounting Tube Type Tires Page 23 5 1 Mounting Tube Type Tires Page 23 5 2 Inflating Tube Type Tires Page 24 6 ...

Page 10: ...ing 12 20 305 508mm Motorcycle wheels with adapters 15 23 381 584mm System II and III Weight System II 530 lbs 240 kg System III 572 lbs 260 kg Air pressure required 110 170 psi 8 12 bar Bead breaker force 3300 lbs kN 15 Motor 110 VAC 60Hz 1 Hp kW 0 75 Max turntable torque 740 ft lb Nm 1000 Max wheel diameter 50 mm 1270 Max wheel width System II 12 305 0mm System III 17 431 8mm Max Bead Breaker ri...

Page 11: ...o compensate for any cumulative wear in the slideway causing mount demount head movement NON SCRATCH NYLON INSERT Integrated into the mount demounthead is a replaceable scratch resistent nylon insert protecting against accidental rim contact SAFETY RESTRAINT ARM Optional TIRE RIM ASSEMBLY RESTRAINT Safety Restraint Arm positively restrains tire and rim assembly to the tire machine during the infla...

Page 12: ... 3 294 Figure 3 Inflation Guage is mounted on the Inflation Tank Col umn Not shown Air Filter and Air Lubricator Fig 4 539 Figure 4 Incoming Air Pressure Gauge Located on the air filter and the air lubricator Lubrication Bottle Lubrication Applicator Replacement Mount Demount Head Inserts 4 For Reference Only For Current Info See Equiserv com ...

Page 13: ... 1 5 OPTIONAL ACCESSORIES 87435 Motorcycle Adapter Fig 5 320 Figure 5 87436 8 Wheel Adapter Fig 5 316 Figure 6 66735 Bead Holding Clamp Fig 7 315 Figure 7 For Reference Only For Current Info See Equiserv com EAA0332G84A ST4028566 or EAA0304G23A ...

Page 14: ...The Tire Changer is delivered mounted to a wooden skid Remove tire changer from its mounts carefully taking care to avoid any back strain Place Changer where proper operation will be unob structed to all sides Install the machine in a covered and dry place 2 0 1 Models with SRA attached Once placed in the desired location the tire changer must be bolted to the floor using only the rear two mount i...

Page 15: ... by the machine If the pressure exceeds 170 psi 12 bar it is mandatory to install a pressure regulator before the air inlet of the machine If the air pressure is lower than the minimum required of 110 psi 8 bar the clamping power of the turntable and the bead breaker power may be insufficient for cer tain tires and substantially reduces tire changer perfor mance It is suggested that the air supply...

Page 16: ... demount head slightly away from rim di ameter F Press bead seater pedal on left side of the ma chine 6 half way down air will come out from inflation hose end G Press bead seater pedal 6 all the way down swiftly to get air blast from the inflator jets in the clamping jaws Air simultaneously comes out of inflator hose ATTENTION WHEN OPERATING THE BEAD SEATER IT IS MANDA TORY TO WEAR SAFETY GLASSES...

Page 17: ... certain that the bead breaker blade is not over the top of any portion of the rim Now activate the bead breaker pedal As soon as the bead dislodges from the rim release the breaker foot pedal It may be necessary to rotate the tire 90 degrees and repeat the above procedure to dislodge all beads Pay extra attention during this operation as it easy to mistakenly keep your foot on the bead breaking p...

Page 18: ...T HEAD AND THE RIM THE PLASTIC INSERTS WILL NEED TO BE PERIODI CALLY REPLACED MAINTENANCE NOTE IF THE MOUNT DEMOUNT HEAD NYLON INSERTS ARE WEARING OUT PREMATURELY THE CAUSE IS THE OP ERATORS FAILURE TO CORRECTLY SET THE SWING ARM ADJUSTMENT KNOB CAUSING THE INSERT TO INCORRECTLY CONTACT THE RIM NOTE ONCE THE MOUNT DEMOUNT HEAD IS POSITIONED PROPERLY IDENTICAL WHEELS MAY BE CHANGED WITHOUT HAVING T...

Page 19: ...e tire sidewall to move the bead into the drop center of the rim Fig 16 334 Fig 16 H Repeat the process for removing the lower bead This time lift the bead opposite to the mount demount head to keep it in the drop center Fig 17 Move the swing arm aside and remove the tire 335 Fig 17 For Reference Only For Current Info See Equiserv com ...

Page 20: ... approved tire lubricant Fig 19 337 Fig 19 NOTICE THESE LUBRICATION OPERATIONS ARE NECESSARY TO MOUNT THE TIRE CORRECTLYAND GET A PROPER CENTERING ON THE RIM BE SURE YOU ARE USING APPROVED LUBRICANT ONLY DANGER Keep hands and fingers clear of mount demount head during operaton For Reference Only For Current Info See Equiserv com ...

Page 21: ...Y MOUNT TIRES THAT ARE 1 2 SMALLER IN DIAMETER THAN THE RIM THAT THEY ARE MOUNTED ON WHILE THESE BEADS WILL SEAL IT IS IMPOSSIBLE TO GET THEM TO SEAT IN THEIR PROPER POSITION EXPLOSION OFATIRE MAY CAUSE SEVERE INJURY OR DEATH Inflate tire according to manufacturers recommenda tions SAFETY RESTRAINT ARM MUST BE IN PLACE PRIOR TO ATTEMPTING BEAD SEATING OR INFLATION NEVER EXCEED THE MAXIMUM PRESSURE...

Page 22: ... seater jets 6 Fig 10 The top bead is already sealed by the lifting motion Therefore the air from the bead seater jets will enter the tire impacting on the top sidewall and rebound into the bottom sidewall driving it into place and creating a seal WHEN OPERATING THE BEAD SEATER ALWAYS WEAR SAFETY GLASSES TO AVOID INJURY TO EYES F Install valve core if removed Complete inflation to manufacturers su...

Page 23: ...unting the first bead carefully remove the tube before demounting the second bead as described in section 4 1 5 1 MOUNTING TUBE TYPE TIRES A Perform steps described in section 4 2 A DO NOT lubricate the tube Talc can be used to assist with tire positioning if necessary B Confirm that the tube is the correct size for the tire to be mounted Fig 23 341 Fig 23 C Inflate the tube slightly if held with ...

Page 24: ...TOR MUST STAND CLEAR FROM THE WHEEL WHEN INFLATING AND PRESSURE MUST BE MONITORED FREQUENTLYTO AVOID OVER INFLATION BEFORE INFLATING ATIRE CHECK THE CONDITION OF THE TIRE AND THE RIM To inflate the tire unlock the rim and start inflating while pressing the valve towards the inside this is necessary to avoid air pockets forming between tube and the tire Fig 26 Ensure that the tire is correctly cent...

Page 25: ...nstalled E Lubricate piston rods of turntable air cylinders with oil as needed F Periodically wash all plastic parts with cold water and soap or window cleaner G Check the bead breaker pads Replace if worn H Discharge water from air filter every day Do this by turning the knob B clockwise and upward Water will automatically be discharged see B at Fig 29 I Check the automatic air lubricator oil lev...

Page 26: ... BLANK PAGE For Reference Only For Current Info See Equiserv com ...

Page 27: ... BLANK PAGE For Reference Only For Current Info See Equiserv com ...

Page 28: ...contains proprietary information which is protected by copyright and patents All rights are reserved No part of this document may be photocopied reproduced or translated without prior written consent of John Bean or its holding company is a trademark of John Bean and Snap on Incorporated Form 5843 02 18 02 wdc copyright 2002 Snapon Technologies Printed in the USA USA John Bean 309 Exchange Avenue ...

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