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1601 J. P. Hennessy Drive, LaVergne, TN  USA  37086-3565   615/641-7533   800/688-6359

Manual Part No.: 8111144 00

HENNESSY INDUSTRIES INC.  Manufacturer of AMMCO

®

, COATS

®

and BADA

®

Automotive Service Equipment and Tools.

Revision:

02/97

Safety Instructions

Operating Instructions

Installation Instructions

Maintenance Instructions

READ these instructions before placing unit in
service KEEP these and other materials delivered
with the unit in a binder near the machine for
ease of reference by supervisors and operators.

4050A

Tire Changer

For servicing single piece automotive and
most light truck tire/wheel assemblies

®

Summary of Contents for Coats 4050A

Page 1: ...s Revision 02 97 Safety Instructions Operating Instructions Installation Instructions Maintenance Instructions READ these instructions before placing unit in service KEEP these and other materials del...

Page 2: ...to help prevent injury in typical shop activities Eye protection is essential during tire service activity Safety glasses with side shields goggles or face shields are acceptable Back belts provide su...

Page 3: ...ation conforms to all applicable Local State and Federal Codes Rules and Regulations such as State and Federal OSHA Regulations and Electrical Codes Carefully check the unit for correct initial functi...

Page 4: ...and with all parts orders Combination Tool Used in mounting and demounting operations Foot Pedal Operates the air valve for power bead loosening mounting and demounting Do It Now Now is a good time to...

Page 5: ...o the contoured table top with the narrow side of bead seatup figure 1 The positioning pin must engage a lug hole in the wheel Position the tire wheel assembly so that the valve stem is on the operato...

Page 6: ...lps in demounting tougher tires Figure 8 Removing Upper Bead 10 To remove the lower bead from the wheel repeat steps 8 9 and 10 REMEMBER Refer to the Tube Type Tire section of this manual before servi...

Page 7: ...ads and to the inside of the top bead figure 10 2 Place the tire over the wheel as shown in figure 11 Hook the mounting end of the combination tool over the rim flange and place the slot in the tool o...

Page 8: ...nd wheel positioned on the tabletop Dirt and debris could be blown into the air with enough force to injure the operator or bystanders Do not use the position to inflate a tire Bead Sealing 1 Connect...

Page 9: ...tly to avoid over inflation Excessive pressure can cause tires to explode causing serious injury or death to operator or bystander REMEMBER If you removed the valve core for bead sealing it must be re...

Page 10: ...lower shoe Figure 17 Installing 1 4 Shim 2 To service wheels over 11 wide extend the upper bead loosener post Remove the clevis pin raise the post to the appropriate height and reinsert the pin figur...

Page 11: ...ng or forcing the tube 2 Apply rubber lubricant to the beads of the tire 3 Mount the bottom bead 4 Put a small amount of air into the tube to round it out 5 Apply rubber lubricant to the tube and the...

Page 12: ...seated the tire is inflated Do not inflate the tire above the manufacturer s recommended pressure as stamped on the tire sidewall The typical inflation pressure for automobile tires is between 24 and...

Page 13: ...removing 4 self tapping bolts and 3 self tapping screws 2 Depress and hold the foot pedal to extend the cylinder to the top of its stroke 3 Remove the plastic breather plug Fill the cylinder to withi...

Page 14: ...chine on a regular basis C Clean the gauge lens frequently with glass cleaner D Make sure all fasteners are tightened securely E Make certain that all guards and covers are in place F Check for worn d...

Page 15: ...e lathe chips etc Avoid areas where bystanders and customers may be present Workspace Requirements Air Source The unit requires a 5 CFM air source at 150 PSI The safe operating pressure range is betwe...

Page 16: ...ny tire on a rim inspect the rim for rust tough spots bent edges or cracks that could prevent the tire from seating right If you spot any of these problems don t mount the tire until the rim has been...

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