Foley 661AT Service Manual

Bedknife grinder

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661AT

BEDKNIFE

GRINDER

THIS BOOK CONSISTS OF TWO MANUALS:

The OPERATOR'S MANUAL, which contains all the

information to install, operate, and perform daily

maintenance on this equipment.

The SERVICE MANUAL, which is used by the

maintenance department to do all maintenance

except routine daily maintenance.

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Summary of Contents for Foley 661AT

Page 1 661AT BEDKNIFE GRINDER THIS BOOK CONSISTS OF TWO MANUALS: The OPERATOR'S MANUAL, which contains all the information to install, operate, and perform daily maintenance on this equipment. The SERVICE MANUAL, which is used by the maintenance department to do all maintenance...
Page 2 We are committed to: Providing superior customer support, training, and service. Manufacturing the highest quality products at an unequaled value. Setting the industry standard by investing in technological product innovation. Manufacturing products specifically designed to maintain original equipment manufacturers' specifications. Interacting with and supporting all original equipment manufacturers.
Page 3 661AT BEDKNIFE GRINDER OPERATOR’S MANUAL You must thoroughly read and understand all manuals before operating the equipment, paying particular attention to the Warning & Safety instructions. 27551 (02-22)
Page 4: Important Safety Message
- ORIGINAL INSTRUCTIONS - IMPORTANT SAFETY MESSAGE This manual will cover the installation and operation of this Bedknife Grinder, there is an additional manual that addresses the service of this equipment. As manufacturers of grinders, we want to confirm to you, our customers, our concern for safety. We also want to remind you about the simple, basic, and common sense rules of safety when using a reel grinder.
Page 5 - ORIGINAL INSTRUCTIONS - TABLE OF CONTENTS Safety Message ......................4 Safety Instructions ....................5-11 Machine Installation and Wiring Information ............12-15 Getting to Know your Grinder .................. 16-22 Operating Instructions ....................23-30 Read this manual before operating this equipment. Keep this manual handy for ready reference. Require all operators to read this manual carefully and become acquainted with all adjustments and operating procedures before attempting to operate the equipment.
Page 6: Safety Instructions
SAFETY INSTRUCTIONS - ORIGINAL INSTRUCTIONS - SPECIFICATIONS POWER REQUIREMENT: 115 Volts, 50/60 Hz, 15 Amps DIMENSIONS: 61” (155 cm) wide x 32” (82 cm) deep x 81” (206 cm) high, 750 lbs. (340 kg) SHIPPING DIMENSIONS: 74” (188 cm) wide x 41” (104 cm) deep x 68” (173 cm) high, 935 lbs. (424 kg) 119.4 cubic feet (3.4 cubic meters) OPERATING CONDITIONS: THIS MACHINE IS INTENDED FOR INDOOR USE ONLY.
Page 7 SAFETY INSTRUCTIONS - ORIGINAL INSTRUCTIONS - Low Voltage Relay The grinder is equipped with a high-low voltage relay which is factory preset at 100-140 VAC. If the power supply line does not deliver 100-140 VAC power under load, the relay will open and trip out the starter.
Page 8 SAFETY INSTRUCTIONS - ORIGINAL INSTRUCTIONS - TO AVOID INJURY, READ AND UNDERSTAND THE SAFETY ITEMS LISTED BELOW. IF YOU DO NOT UNDERSTAND ANY PART OF THIS MANUAL AND NEED ASSISTANCE, CONTACT YOUR LOCAL DEALER OR THE MANUFACTURER. 13. MAINTAIN GRINDER WITH CARE. Follow 1.
Page 9 SAFETY INSTRUCTIONS - ORIGINAL INSTRUCTIONS - IMPROPER USE OF GRINDING WHEEL MAY CAUSE BREAKAGE AND SERIOUS INJURY. Grinding is a safe operation if the few basic rules listed below are followed. These rules are based on material contained in the ANSI B7.1 Safety Code for “Use, Care and Protection of Abrasive Wheels”.
Page 10: Safety Decals - Location
SAFETY INSTRUCTIONS - ORIGINAL INSTRUCTIONS - SAFETY DECALS - LOCATION. If any decals are damaged, replace them immediately! See next page for explanation of symbols and decals.
Page 11 SAFETY INSTRUCTIONS - ORIGINAL INSTRUCTIONS - READ AND UNDERSTAND AND LOCATE ALL DECALS ON THIS MACHINE BEFORE OPERATING THIS EQUIPMENT. Power cord may be a trip hazard. Secure Keep visitors at a safe distance away from the power cord in a manner that removes the equipment.
Page 12 USE POWER EQUIPMENT TO LIFT THE UNIT POSITION BASE The 661AT Bedknife Grinder will require an operating area of about 91” W x 72” D x 87” H FIG. 1 (231 x 183 x 221 cm). The machine operator will operate the unit from the front of the machine.
Page 13 ASSEMBLY INSTRUCTIONS - ORIGINAL INSTRUCTIONS - PREPARATION/INSTALLATION CHECK LIST Before using this equipment refer to the list below. Verfy that all of the listed items are completed before powering up the equipment:  1. Equipment is completely assembled  2. All shields are in place and in good condition. ...
Page 14: Installation Instructions
INSTALLATION INSTRUCTIONS - ORIGINAL INSTRUCTIONS - POWER INSTALLATION IF THE MACHINE DOES NOT HAVE A PLUG ON THE END OF THE MAIN POWER CORD, A PLUG OR CONNECTOR THAT COMPLIES TO THE LOCAL LAWS AND REGULATIONS SHOULD BE INSTALLED BY A QUALIFIED ELECTRICIAN.
Page 15 INSTALLATION INSTRUCTIONS - ORIGINAL INSTRUCTIONS - 120 VOLT MODEL ONLY. Plug the control box power cord into a standard 120VAC 15-amp grounded receptacle. 120 VAC 15A See FIG. 4. STANDARD PLUG FOR NORTH AMERICA. When installing the grinder, the following guidelines should be used to establish the wire size between the power panel in your building and the grinder receptacle.
Page 16: Getting To Know Your Grinder
GETTING TO KNOW YOUR GRINDER - ORIGINAL INSTRUCTIONS - GRIND OPERATION MOTOR SWITCH The Controls for the Model 661AT: SYSTEM Learn the function of each switch and knob on the START control panel. As you read and learn about each PUSHBUTTON knob you are encouraged to turn that knob on and view that particular operation.
Page 17 GETTING TO KNOW YOUR GRINDER (CONTINUED) - ORIGINAL INSTRUCTIONS - TRAVERSE ENGAGEMENT LEVER (ENGAGED POSITION) PROXIMITY TRAVERSE CLAMP TIP SWITCH (TRAVERSE LIMIT SWITCH) TRAVERSE BELT TRAVERSE ENGAGEMENT LEVER FIG. 7 (DISENGAGED POSITION) TRAVEL MECHANISM RELEASE (FIG. 7) To move the grinding head from side to side manually, there is a release located on the front, bottom of the carriage.
Page 18: Locking Handle
TOOLING BAR ROTATION (FIG. 11) TOOLING BAR ROTATE LEVER ANGLE POINTER The Foley United 661AT Bedknife grinder has a movable tooling bar with an angle indicator and lock. FIG. 11 shows the angle pointer and decal. The tooling bar is moved from front face to top face with a lever and lock handle on the left inside of the grinder.
Page 19 GETTING TO KNOW YOUR GRINDER (CONTINUED) - ORIGINAL INSTRUCTIONS - DRIVE CARRIAGE (FIG. 12) Diamond Wheel Dresser Vertical Eccentric Adjuster and Lock Allows you to dress the grinding wheel. Cleaning Moves the grinding head up and down. and dressing the grinding wheel improves the quality of the grind.
Page 20: Replacing The Wheel
GETTING TO KNOW YOUR GRINDER (Continued) - ORIGINAL INSTRUCTIONS - REPLACING THE WHEEL A new vitrified grinding wheel is 2" [51 mm] deep. When it wears down to a depth of 0.75" [19 mm], it should be replaced. See FIG. 13. MOUNTING A GRINDING WHEEL [19mm] To replace the grinding wheel: See FIG.
Page 21: Dressing The Grinding Wheel
GETTING TO KNOW YOUR GRINDER (Continued) - ORIGINAL INSTRUCTIONS - DRESSING THE GRINDING WHEEL Dress the grinding wheel whenever there is glazing ("glazing" is the buildup of stone dust, grinding grit, and coolant on the face of the wheel). For best results, also dress the wheel before making the final grind.
Page 22 GETTING TO KNOW YOUR GRINDER (Continued) - ORIGINAL INSTRUCTIONS - USING FLOOD COOLANT For quality grinding, we highly recommend using flood coolant to prevent heat buildup on the knife edge. IF YOU DO DRY-GRIND, NEVER ALLOW THE BEDKNIFE EDGE TO CHANGE COLOR OR YOU MAY LOSE THE TEMPER IN THE KNIFE EDGE.
Page 23: General Operating Information
GENERAL OPERATING INFORMATION - ORIGINAL INSTRUCTIONS - BEDKNIFE GRINDING ANGLES The bedknife has two faces that normally need to be ground - the top face and the front face (on some models, the front face may be curved and not need grinding.) FIG.
Page 24 OPERATING INSTRUCTIONS - ORIGINAL INSTRUCTIONS - MOUNTING A BEDKNIFE FOR GRINDING (Continued) Mount the Bedknife 1. Pull both gauge tips forward and rotate to lock into position. Loosen the magnet knob on the right side magnet assembly. See FIG. 22. Set the bedknife / bedbar assembly to be ground on the magnets.
Page 25: Machine Setup
OPERATING INSTRUCTIONS (Continued) - ORIGINAL INSTRUCTIONS - MACHINE SETUP Traverse back to the right until the grinding wheel reaches the point where it covers the entire area to NOTE: On some mower bedknives, the front face is be ground and goes past that point by 1" [25 mm] or curved and therefore may not have to be sharpened.
Page 26 OPERATING INSTRUCTIONS (Continued) - ORIGINAL INSTRUCTIONS - ALIGNING TO A BEDKNIFE GRINDING WHEEL AT RIGHT END OF This is accomplished by touching the grinding wheel BEDKNIFE to the worn bedknife. TAKE CARE WHEN TOUCHING THE WHEEL TO THE BEDKNIFE. THE BEDKNIFE MAY SLIDE ON THE MAGNETS IF YOU INFEED THE GRINDING WHEEL EXCESSIVELY.
Page 27 OPERATING INSTRUCTIONS (Continued) - ORIGINAL INSTRUCTIONS - GRINDING THE FRONT FACE (CONTINUED) GRIND THE BEDKNIFE When you are satisfied with the grinder head travel, begin grinding: REFER TO THE "SAFETY RULES WHEN GRINDING" ON PAGE 8. NOTE: During the grinding process, watch the spark pattern for the full length of grind, the sparks should look equal for the full length of grind.
Page 28 OPERATING INSTRUCTIONS (Continued) - ORIGINAL INSTRUCTIONS - GRINDING THE TOP FACE ground on the bedknife, then turn the traverse Position the Head for Top-Face Grinding potentiometer to zero. Be prepared to STOP the (See Fig. 35) traverse earlier if there is any interference When rotating from front face grinding to top face between the grinding wheel and the bedbar.
Page 29 OPERATING INSTRUCTIONS (Continued) - ORIGINAL INSTRUCTIONS - NOTE: The horizontal adjustment dial is calibrated GRINDING THE TOP FACE (CONTINUED) in .002" [.05 mm] increments. 5. Traverse back to the right until the grinding wheel reaches the point where it covers the entire area 5.
Page 30 OPERATING INSTRUCTIONS (Continued) - ORIGINAL INSTRUCTIONS - GRINDING THE TOP FACE (CONTINUED) For spark out passes, move the grinding head in (clockwise) only about .001" [.025 mm] and then let the grinding wheel spark out. For sparking out, always traverse the grinding head 10 - 20 passes without cranking the grinding head in further.

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