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• BEFORE STARTING THE MOTOR: Raise the front of the machine clear of the working surface.
• START MOTOR AND ALLOW IT TO REACH OPERATING SPEED: Position the grinder at the starting point. Bring the
motor to full speed. Lower the machine onto the slab surface. Use a slow sweeping motion from left to right and back
continously, and do not force the machine into the work, the motor should not strain when grinding.
• WHEN WET GRINDING: Water is required. Attach the water hose to the water hook-up valve. Use the valve to control
the water flow.
• FOR DRY GRINDING: Provide a respirator and dust control system.
• TO STOP THE MACHINE: Stop forward motion, tilt machine to raise off of floor. Turn power switch off and let the motor
come to a complete stop. Turn off the water supply.
• WHEN MANEUVERING THE GRINDER: Tilt grinder back enough so it dose not strike the slab surface. Damage to
accessories may occur with inadvertent contact with slab.
• DO NOT FORCE GRINDER WHILE GRINDING
• IF THE POWER SOURCE FAILS: Raise the grinder off of the floor. Disconnect the power source. Inspect the
accessories for damage. Replace damaged (or questionable) accessories immediately.
• WHEN TRANSPORTING THE GRINDER: Disconnect the power source before lifting or removing any guards. Remove
accessories when transporting.
• WHEN HOISTING OR LIFTING A GRINDER: Always inspect frame and attaching hardware for damage before lifting.
Use proper safe hoisting and lifting techniques and hardware.
• Read and understand all operating instructions before operating this equipment.
Death or serious injury can result if this machine is used improperly.
• Concrete grinders are designed to be used to grind flat horizontal concrete slabs using EDCO approved accessories.
• The machines are equipped with electric motors.
• They are designed to be controlled by a single operator from a position at the rear of the machine.
• When operating equipment maintain a safe distance from other personnel in the area.
BE SURE TO READ THE COMPLETE INSTRUCTIONS SUPPLIED WITH YOUR MACHINE
IMPORTANT: Perform Pre-Start Check
• Visually inspect the equipment for wear or damage.
• Be sure all guards are in place and functioning properly.
Do not operate unless all guards are in place and secure.
• Perform all daily maintenance.
• Check to be sure water tubes are functioning properly if performing wet-grinding operations.
• Inspect accessories - Be sure the correct accessory is installed properly on the machine, mounting arrangement
and its intended use.
• Check accessories for damage (see figure 6, below), the type of wear or damage will vary with the type of accessory.
• Inspect work area to determine the presence and location of deck inserts, pipes, columns and objects protruding from
the slab surface so that they may be avoided during the grinding operation.
• FOR WET GRINDING: Attach the water supply. A flow rate of approximately 1/2 gallon per minute is recommended.
800-638-3326 • edcoinc.com • techsupport@edcoinc.com
EQUIPMENT DEVELOPMENT CO., INC.
OPERATING INSTRUCTIONS
OPERATING INSTRUCTIONS
SECNG -I-1217
E-SPTS-I-0809
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