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EEBR308A
Brake Lathes

Installation Instructions

Operating Instructions

Safety 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.

Содержание EEBR308A

Страница 1: ...ating Instructions Safety 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 ...

Страница 2: ...harp and clean for best and safest performance Follow instructions for lubricat ing and changing accessories 19 Remove power from the unit and disconnect tools before servicing and when changing accessories such as blades bits cutters etc Follow lock out and tag out proce dures as required 20 Avoid unintentional starting Make sure the switch is in the OFF O position before plugging the machine in ...

Страница 3: ...of Cut Micrometer Dial 7 Arbor Installation 7 Rotor Mounting 7 Typical Rotor Mounting Configurations 8 Reconditioning Disc Brake Rotors 9 Set Up and Reconditioning Rotors 9 10 Reconditioning Brake Drums 11 Set Up and Machining 11 12 Typical Drum Mounting Configurations 13 Maintenance and Service Oiling 14 Cleaning 14 Care of Arbors and Adaptors 14 Spindle V belt Replacement 14 Spindle V belt Adjus...

Страница 4: ...e and face equipment is required to be used where there is a reasonable probability of injury that can be prevented by use of such equipment OSHA 1910 133 a Protective goggles safety glasses or a face shield must be provided by the purchaser user and worn by the operator of the equipment Make sure all eye and face safety precautions are followed by the operator s Keep bystanders out of the area 2 ...

Страница 5: ...fully inspect the unit on a regular basis and perform all maintenance as required Service and maintain the unit only with authorized or approved replacement parts Keep all instructions permanently with the unit and all decals labels notices on the unit clean and visible Do not override safety features Definitions of Hazard Levels Identify the hazard levels used in this manual with the following de...

Страница 6: ...ly 3 wire exten sion cords which have 3 prong grounding type plugs and 3 pole receptacles which accept the lathe s plug 230 volt lathes use a plug and outlet like those illus trated in Fig 3 Replace or repair damaged or worn cords immedi ately Figures 2 3 Operating Specifications Overall Lathe Height 14 25 in 362 mm Spindle to Floor 39 25 in 997 mm when mounted on bench Spindle Speed 125 RPM Rotor...

Страница 7: ...he spindle of the lathe during final assembly and testing Witness marks have been etched onto the arbor and spindle for repeatable pre cise alignment The witness marks should be carefully aligned when installing the arbor A true running arbor is essential to professional quality brake drum and rotor recondition ing The drawbar which can be tightened or loosened at the rear of the spindle pulls the...

Страница 8: ...r Nut Self Aligning Spacer Spacer Small Double Taper Adapter Large Double Taper Adapter Adapter Used as Spacer Typical Rotor Mounting Configurations Note Refer to instructions in adapter kit for mounting Hubless drums and rotors Figure 4 ...

Страница 9: ...ed mounting hole provided Always wear safety glasses or a face shield Cutting or grinding on an exposed surface such as a rotor will produce flying chips and debris 4 Turn the rotor slide handwheel clockwise to posi tion the rotor slide about 1 2 away from the rotor silencer band vented rotors or 1 2 away from the edge of the rotor non vented rotors 5 Make sure that the tool bits clear the rotor s...

Страница 10: ... the lathe ON 17 Turn both tool bit controls to the desired depth of cut and lock them in position by tightening the red lock knobs above the tool bits Note Either rough or finish cuts may be taken to resurface a rotor Generally finish cuts should be 0 004 0 10 mm to 0 006 0 15 mm per side Very shallow cuts of less than 0 004 10 mm per side tend to reduce tool bit life because the heat generated d...

Страница 11: ...r edge of the drum moves closer to and then fur ther away from the tool bit while the drum is turning A very small amount of runout is permissible A large amount of runout indicates either a bent drum or an incorrect mounting To determine the cause of the runout a scratch cut procedure can be used as out lined in steps 7A 7B and 7C 7A Use the drum slide handwheel to move the tool bit about 1 2 in ...

Страница 12: ...e bottom of the drum making a scraping sound Turn the drum slide handwheel clockwise until the scraping stops 14 Hold the end knob of the tool bar micrometer still and turn the inner dial to zero Note Drum depth of cut is determined by the con dition of the drum Ovality Flatness taper bellmouth barrel shape Scoring Diameter how close to the max machining limit Cuts may be 002 010 deep A rough cut ...

Страница 13: ... the burrs Slip the hubless adapter onto the arbor followed by a spring the cone the drum and another hubless adapter Fill out the shaft with spacers as needed Note Refer to instructions in adapter kit for mount ing Hubless drums and rotors Key to MountingAdapters Cones and Related Parts A 1 Arbor B Flange Plate C Spring D Centering Cone E Rotor Drum or Flywheel F Flange Plate G Spacer s H Self Al...

Страница 14: ...s and scratches correct any flaw with a fine stone If the damage cannot be corrected replace the adaptor Handle the adaptors and arbors with care and store them on individual hooks DO NOT throw them into a box The adaptors are designed for mounting drums and rotors only DO NOT misuse the adaptors Spindle V belt Replacement 1 Disconnect the lathe from the power source 2 Remove the two 2 screws secu...

Страница 15: ...d dirty grease from all the working parts 4 Slip the spring into the bore of the tool bar Grease the sleeve with white grease and slip it into the bore of the tool bar 5 Slip the tool holder between the ears of the bor ing bar press the tool holder against a solid stop and insert the allen head cap screws Run the screws all the way in 7 Fully tighten one of the allen head cap screws then back the ...

Страница 16: ... other than Seller s authorized representatives D improper or negligent use application operation care cleaning storage or handling E fire water wind lightning or other natural causes F adverse environmental conditions including without lim itation excessive heat moisture corrosive elements dust or other air contaminants radio frequency interference electric power failure power line voltages beyon...

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