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Coats CHD-4730, Operating And Maintenance Instructions Manual

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Coats CHD-4730 Operating And Maintenance Instructions Manual Download Page 3

1. INTRODUCTION

Thank you for purchasing one of our tIre-changers: This label has been specifically designed to fit and remove truck, bus and commercial vehicle 

tires, with rims from 14” to 26” and maximum 47” (1200 mm) diameter. Any other use is improper and therefore not authorized.

The machine has been constructed to the best quality principles.

This manual has been made in order to supply the owner as well as the user with the basic instructions for a correct use of the tire-changer.

That’s the only way to grant the respect of the conditions necessary to work safely and also grant the best efficiency and a long life to the machine.

Read this manual with the utmost care before using the tire-changer.

Keep this manual as well as all the supplied technical literature in a safe place close to the tire-changer so as to help the users to consult it whene-

ver necessary.

The technical literature is an integral part of the machine and it must always follow the product, during it’s entire life

These instructions are intended for trained users and professionals, having a certain level of knowledge in the matter. We have therefore avoided 

to describe each single operation. Always avoid to carry out operation beyond your own cability. In case of any need of assistance, your service.

Follow the directions given by this guide carefully.

Any other use not described is to be considered as

 

improper and irrational, and thus it will be under the

 

whole responsibility of the operator.

The manufacturer shall not be liable for any injury to persons or damage to things caused by improper use of this machine.

1.1. Technical data

Summary of Contents for CHD-4730

Page 1: ...ructions 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 85010071 00 Revision 06 08 IMPORCOM EQUIPOS AUTOMOTRICES Blvd Leyva Solano 830 A Pte Culiacan Sinaloa CP 80000 667 276 8141 667 716 0102 ID 92 1038450 4 ...

Page 2: ...g with DOUBLE tool 13 7 3 4Tire mounting with ROLLER TOOL 14 7 3 5 Tire mounting with DOUBLE tool 16 7 4 Tube tires 18 7 4 1 Bead breaking and tyre removing with double tool 18 7 4 2 Tire mounting with DOUBLE TOOL 19 7 5 Tire assembly with 3 pieces split ring 21 7 5 1 Bead loosening and demounting with double tool 21 7 5 2 Tire mounting with DOUBLE TOOL 22 7 6 Tire assembly 5 pieces split ring 23 ...

Page 3: ... this manual as well as all the supplied technical literature in a safe place close to the tire changer so as to help the users to consult it whene ver necessary The technical literature is an integral part of the machine and it must always follow the product during it s entire life These instructions are intended for trained users and professionals having a certain level of knowledge in the matte...

Page 4: ... Controls stand 6 The clamping fixed flange plate 6A Tire clamping movable flange plate 7 4 8 100 200 mm clamping cone 7A 200 300 mm locking cone 8 Locking hub nut 9 Mounting demounting tubeless roller 10 Wheel support sliding ramp 11 Tool tray 12 Motor belt protective cover 13 Bead loosening disk optional 14 Fingen tool optional 15 Tool lock release pin 16 Carriage 17 Tool arm 18 Arm locking hand...

Page 5: ... by qualified staff according to the current national regulations Only use Original spare parts listed in the Spare Parts Catalogue The manufacturer cannot be held responsible for any claim caused by use of non original spare parts The tire changer may be equipped with accessories which must be listed and approved by the manufacturer The manufacturer cannot be held responsible for any injury or da...

Page 6: ... package make sure that the tire changer has not suffered any damage during transportation Take out the standard deli vered accessories too The package units must be stored in a safe place out of children s reach being them a possible source of danger Keep the packing for possible future transport Unpack the machine by using the related hook for lifting it Originally placed on the main chassy clos...

Page 7: ...able on site a suitable foundation under the bearing points must be provided The installation surface must be levelled in all directions Inclinations up to 0 25 relative to the horizontal can be compensated using suitable shims wedges or the alike When working with wheels whose weight is higher than 2 204 lbs 1 000 kg it is necessary to fasten the tire changer to the floor by means of proper ancho...

Page 8: ...4 of the voltage nominal value shown by the data plate Connect the tire changer to the power supply network switch it on and check the motor running direction same as indicated by the arrow fig 9 In case of opposite running direction it is necessary to have two wires inverted in the plug The motor run made in the opposite direction if longer than a few seconds can cause irreparable damages to the ...

Page 9: ...row to let the clamping 6 turn COUNTERCLOCKWISE Set lever 2 in the position indicated by the dashed arrow to let the flange 6 turn CLOCKWISE Set lever 3 in the position indicated by the continuous arrow to move the carriage 16 away fron the spindle Set lever 3 in the position indicated by the dashed arrow to move the carriage 16 Forwards the spindle Set lever 4 in the position indicated by the con...

Page 10: ...omended in the manual when installing the tire changer installation All the operators must be suitably trained before using the machine Never leave objects on tire changer which during the working phase could represent a source of potential hazard Do not modify or tamper with the tire changer During working phase draw up long hair DO NOT wear large clothes ties chains rings watches which could be ...

Page 11: ...g cone with suitable size in teh rim center hole Set the locking hub nut 8 on the shaft and lock everything by turning the hub nut as far as it goes The machine has been designed to work on 14 26 tyres mounted on rims having central hole of min 4 100 mm max 12 300 mm diameter According to the kind of rim it is therefore necessary to act in different ways to lock it onto the flange RIMS WITH CENTRA...

Page 12: ...e all around fig 17 Pay attention not to put fingers between tire and tool In order to avoid any possible risk turn CLOCKWISE when operating on the outer face of the tire and COUNTERCLOCKWISE when operating on the inner face 6 Move the tool holder away from the rim release the anloock lift the arm out of work slide it towards the spindle and lock it in its second working position DO NOT keep your ...

Page 13: ...e tire and at the same time move the disk forward against the tire bead at brief steps fig 20 5 Go on until the bead is completely detached To facilitate this operation when the tire is turning grease the bead and the rim edge all around Pay attention not to put fingers between tire and tool In order to avoid any possible risk turn CLOCKWISE when operating on the outer face of the tire and COUNTER...

Page 14: ...im fig 22 Fig 20 Fig 21 Fig 22 1 2 3 4 15 18 7 3 4_Tire mounting with roller tool 1 Make sure that the rim is clamped properly see paragraph on Rim Clamping 2 Lubricate both beads and the rim with tire manufacturer recommended lubricant 3 Attach the g clamp to the outside edge of the rim at its highest point DANGER When the beads come off the rim the tire will fall Check to make sure there are no ...

Page 15: ... move the roller at brief steps towards the drop center until it is completely set on the rim fig 26 11 Remove the g clamp from the rim and tip the roller in resting position 12 Position the ramp under the tire assembly and lower the spindle until the tire rests on the ramp 13 Loosen the locking bub nut taking care to support the tire assembly to prevent it from falling off Fig 23 Fig 24 Fig 26 Fi...

Page 16: ...locking pin and turn it of 180 8 By means of levers 3 and 4 move the tool forward until red reference dot is line up with the outside edge of the rim and about 1 4 5 mm from it fig 28 9 Move to teh outside of the tire assembly and check the exact position of the hook usually and ajust it as needed then Turn clockwise until the g clamp is atb the botton 6 o clock First bead will be now mounted on t...

Page 17: ... Position the ramp under the tire and lower the spindle until the tire rests on the ramp 18 Loosen the locking hubnut taking care to support the tire assembly to prevent it from falling off DANGER POTENTIALLY HAZARDOUS OPERATION Do it manually only if you are certain you can keep the tire assembly balanced For large and heavy tires an adequate lifting device must be used DO NOT inflate the tyre wh...

Page 18: ... tool taking care that it does not unhook from the bead 4 Move the hook tool towards the outside until the red reference dot is by the outside face of the rim 5 Insert lever 21 fig 32 between rim and bead at the right side of the tool 6 Press down on the lever and lower the tire assembly to bring the edge of the rim about 1 4 5 mm from the hook tool fig 32 7 Turn the tire counterclockwise pressing...

Page 19: ... the ramp and lower the spindle make sure the g clamp is at the highest point to hook the first bead to the g clamp 7 4 2_Tire mounting with DOUBLE TOOL optional Fig 33 Fig 34 5 Lift the rim with the tire hooked to it and turn it counterclockwise about 6 8 inches 15 20 cm The tire will be positionedinclined across the rim 6 Move the tool carrier arm to its non working position Move it to the insid...

Page 20: ... the second bead about 8 inches 20 cm to the right of the valve Fig 38 20 Turn the spindle clockwise until the clamp is set at 9 o clock position 21 Move the tool carrier arm to its working position 22 Bring the tool forward until the red reference dot is lined up with the outside face of the rim at about 1 4 5 mm from it 23 Turn the spindle clockwise until the tire is completely mounted on the ri...

Page 21: ...1 or with the help of the disk Remove the split ring 6 Move the tool carrier arm 17 back from the edge of the rim Release the hook and tip the arm to its non working position Move the tool carrier arm to the inside face of the tire 7 Lower the arm to its working position after having turned the tool head 180 by releasing the looking pin 15 fig 32 8 Turn the spindle and at the same time bring the b...

Page 22: ...foward until the rim is needed into the tire CAUTION If the tire is tubed push the valve inside so as not to damage it Move foward with the ramp until the rim is completly in the tire 6 Bring the tool carrier arm to the outside face and lower it to its work position with the disk facing the tire If the tire is not inserted sufficiently on the rim move the spindle until the tire bead is by the disk...

Page 23: ...f the bead disk 6 Remove the O ring 7 Move the tool carrier arm back from the edge of the rim Release the hook and tip the arm to its non working position Move the tool carrier arm to the inside face of the tire 8 Turn the tool head of 180 and lower the arm to its working position 9 Turn the spindle and at the same time lower it so as to fit the bead loosener disk between bead and rim edge Move th...

Page 24: ...no by standers in the work ing area Fig 45 1 Move the tool carrier arm to its non working position If the rim has been removed from the spindle put it back on the spindle as de scribed in the section on rim clamping 2 Lubricate both beads and the rim with tire manufacturer recommended lubricant 3 Move the ramp to be able to place the tyre on it 4 Lower or raise the spindle to centre the rim and th...

Page 25: ... period 3 4 months it is necessary to lower the flange clamping chuck arm completely down Lower the tool arm in working position disconnect the power supply Lubricate the carriage slides empty the oil tank and dispose of it according to the current regulations 10 SCRAPPING Whenever you decide to scrap the machine it is advisable to make it unusable by disconnecting it from power supply Take all th...

Page 26: ...potential hazard Before any repairs or maintenance disconnect the plug from the power supply Faulty parts must always be replaced by skilled staff with original components Any removal or tampering with the safety devices constitutes a breach of the Regulations on Safety at Work In particular the manufacturer can be held responsible NEITHER for complaints deriving from the use of non original spare...

Page 27: ... 46 or alike ESSO NUTO H46 SHELL TELLUS OIL 46 MOBIL DTE 25 CASTROL HYSPIN AWS 46 CHEVRON RPM PHYDRAULIC OIL 46 BP ENERGOL HLP WARNING DISPOSE OF USED OIL in approved oil waste container T Fig 47 14 Identification of the tyre changer Help you after sales service by always specifying MODEL Type and SERIAL NUMBER These details are shown on the label placed in the backside of the tire changer ...

Page 28: ...28 15 OPTIONAL ACCESSORIES The following optional accessories are available for this tire changer ...

Page 29: ...29 ...

Page 30: ...HENNESSY Industries INC 1601 J P Hennessy Drive LaVergne TN 37086 3565 USA 37086 3565 USA Toll Free 800 688 6496 www ammcoats com ...

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